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التحري عن الاميبا الحالة للنسج/ الاميبا المتغايرة Entamoeba histolytica/Entamoeba dispar في عينات البراز للمرضى با ستعمال تقنية PCR == Detection of Entamoeba Histolytic /Entamoeba Dispar In Stool Specimens By Using PCR Technique

Author name: بثينة عبد الحمزة حسون الزبيدي
Supervisor name: اخلاص مشرف عيدان
General topic: Biology
Specific topic: Microbiology - Parasites
Degree: Master
University: University of Baghdad
Language: Arabic
University location: Baghdad
First pages:
Abstract: تسلط الدراسة الحالية الضوء على تشخيص وتحديد نسبة الاصابة بطفيلي الاميبا المرضية المتمثلة بالاميبا الحالة للنسج Entamoeba histolytica وتمييزها عن الاميبا غير المرضية المتمثلة بالاميبا المتغايرة Entamoeba dispar اللتين تتمايزان بشكلهما المتماثل في كلا الطور | This study sheds light on the determination and diagnose of the percentage of infection of like Entamoeba histolytica and differentiate it from the non pathogenic Entamoeba dispar that were morphologically identical in both cysts and trophozoite phase in two different groups : the first group includes 50 stool samples of patients suffering from diarrhea and abdominal pain (symptomatic group) while the second group includes 95 stool samples of patients not suffering from diarrhea and abdominal pain (Asymptomatic group).In addition to that, 20 stool samples were collected from healthy individuals as a control these samples were collected patients of AL - Zafaranyia General Hospital and AL - Alwyia Childhood Teaching Hospital in Baghdad from July, 2011 to May, 2012.These samples belong to different ages (1 year - < 50 years) of different sexes (males and females). Entamoeba samples were diagnosed by using two methods : the first one is the wet mount as a General Stool Examination(GSE) after macroscopic examination for sample and classifying them according to their consistency (solid, semisolid and liquid) and color (brown and yellow) and presence of blood and mucous in addition to diagnosing them microscopically to detect the presence of pus cells and both phases trophozoite and cyst for Entamoeba histolytica.While the second method that was depended in diagnosis is duplex polymerase chain reaction (dPCR) by using two pairs of genes for detection of their amplification in DNA sample isolated from stool. The first pair is cystein proteinase which represents one of virulent factors in Entamoeba histolytica parasite as a tissue invader. The second pair encodes the surface antigen present on the surfaces of both parasites E. histolytica and E. dispar. It is represented by Actin gene (Act). The results of the wet mount showed that in percentage of infection of both species (E.histolytica/E.dispar) the (54%) of patient symptom and (34.37%) patient a symptom.While results of the specificity and sensitivity showed that in positive sample wet mount negative PCR while negative sample wet mount showed that positive PCR and higher percentage of infection the Entamoeba dispar. While the results of the dPCR showed that in spite of the presence of both species Entamoeba pathogenic (Entamoeba histolytica) and non pathogenic Entamoeba (Entamoeba dispar) , the percentage of infection of Entamoeba histolytica was lower than that of Entamoeba dispar. This was clear by the detection of amplification the Reaction producets (dPCR) by using both genes : Actin &Ehcp5 where only 8 samples were detected and they were found to be positive amplification Ehcp5 and 31 samples were positive amplification in both groups of patients (symptomatic and a symptomatic). The percentage of infection in females was higher than that in males for all ages when using both tests (wet mount & PCR). More over the patients with less than (10) years old had higher percentage of infection in both sexes.In conclusion, it should not be depended on direct wet mount technique for the identification of infected parasite Entamoeba histolytica and differentiating it from Entamoeba dispar because of their high homology. That the molecular examination is the only method that is able to determine the kind of infection with parasite Entamoeba

مقارنة نسب الحمل للنساء اللواتي يعانين من توقف الطمث لاسباب ثانويه بعد استعمال ادوية المنشطه للحويصلات المبيضيه باستخدام التمنيه داخل الرحم والطريقه الطبيعيه للحمل == Comparison of Pregnancy Rate Between Intrauterine Insemination And Spontaneous Pregnancy After Ovulation Induction In Women With Secondary Amenorrhea

Author name: سوسن كاظم عبد الامير
Supervisor name: محمد باقر محمد رشاد فخر الدين
General topic: Biology
Specific topic: Biotechnologies
Degree: Master
University: Al-Nahrain University - Higher Institute For Infertility Diagnosis And Assisted Reproductive Technologies
Language: English
University location: Baghdad
First pages:
Abstract: انقطاع الطمث لاسباب ثانوية هو انعدام الدوره الشهريه لمدة ثلاثة الى ستة اشهر للنساء اللواتي لهن دوره شهريه منتظمة.واستنادا لمنظمة الصحة العالمية ان انقطاع الطمث يتضمن مجموعة (WHOI) و(WHOII) والتي تكون (30%) من حالات العقم.وتعاني اكثر النساء ممن يكونون من م | Secondary amenorrhea refers to the lack of cycle for three months in a row or for more than six months in a woman who has had regular menstrual periods before, and its associated with conditions classified as World Health Organization (WHO) group 1 and WHO group 2 and has been estimated to represent almost (30%) of all causes of infertility. In clinical practice, WHO group 2 subjects present much more frequently than WHO group 1 subjects and they appear to be much harder to treat successfully. Among women classified as WHO group 2, those diagnosed with polycystic ovary syndrome (PCOS) constitute the largest group (60 - 85% of cases). These women account for most cases with oligomenorrhea (90%) and represent about (30%) of those with amenorrhea.ObjectiveThe aim of this study was to find out the pregnancy rate following intrauterine insemination (IUI) in women complaining of secondary amenorrhea after induction of ovulation and compare it with those achieve pregnancy by natural way.Material and MethodsSeventy five females with secondary amenorrhea were involved in this study, there ages were ranged between (?30, 30 - 39, ?40) years old with infertility duration ranged between (?2, 3 - 4, 5 - 6, 7 - 8, ?9) years. History and medical examination were done for all women, with tubal patency assessment by HSG or laparoscopy.By cycle day two, hormonal assay (S.FSH, S.LH, S.E2, S.Prolactin and S.Testosterone) were done for all females in addition to ultrasonography to exclude any ovarian pathology.Ovulation induction program was applied for all females which include either clomiphene citrate (CC) alone, recombinant Follicular Stimulating Hormone (r - FSH) alone or combined CC and r - FSH. Vaginal ultrasonography was done for all females on day 12 or13 to assess ovarian response (size and number of mature follicles) and endometrial thickness. Meantime all male partners undergo seminal analysis to assess sperm parameters (sperm concentration, sperm motility and morphology).Thirty eight of females participated for natural pregnancy and thirty seven of females participate for IUI. Washing swim up technique was used for sperm activation for all male partner involved in IUI group.Follow up of all these females for pregnancy test to assess the pregnancy rate for both groups (natural and IUI).ResultsThe pregnancy rate achieved by natural way for a women with secondary amenorrhea is (23.7%), and (18.92%) by IUI way.In this study, it was found that female age, infertility duration, hormonal balance and ovulation induction program affect the pregnancy outcome where the young age group and short infertility duration correlate positively with pregnancy rate. Furthermore, early diagnosis of underlying causes of secondary amenorrhea to achieve hormonal balance by suitable ovulation induction program, have an effect on pregnancy rate, were combined CC and r - FSH produce a significant result among females achieve pregnancy by natural way (13.5%) compared with other ways. While ovulation induction by r - FSH drugs produce a significant results (13.5%) among females achieve pregnancy by IUI way.ConclusionFrom results of this study, it was concluded that young female age, short infertility duration, early diagnosis of underlying causes of secondary amenorrhea and the use of r - FSH drugs for ovulation induction produce a high significant pregnancy rate using IUI program.

اثر بعض المستخلصات النباتية في سمية مبيد الديازينون ضد يرقات وكاملات خنفساء الطحين الصدئية الحمراء Tribolium castaneum (Herbst) == The Effect of Some of Extracts of The Plants With Disinfectant Against The Larva And Pillars of Red Flour Beetles Tribolium Castaneum (Herbst)

Author name: توركان احمد حمد حسن
Supervisor name: برهان مصطفى محمد الدليمي | عواد شعبان داود الناصري
General topic: Biology
Specific topic: Zoology
Degree: Master
University: Tikrit University - Faculty Of Education - Department Of Biology
Language: Arabic
University location: Salahaddin
First pages:
Abstract: اشتملت الدراسة الحالية على دراسة التاثير السمي للمستخلص الايثانولي والمائي لثلاثة نباتات وهي : الزعتر Thymus vugarisوالشيح Artemisia herba alba والنعناع البستاني mentha piperita اذ استخدمت مستخلصات الاوراق لكل نبات واختبرت سبعة تراكيز لكل مستخلص (10000,

انتاج انزيم السيليلز من عزلة محلية لبكتريا B167 Streptomyces sp. واستخدامه في انتاج الوقود الحيوي == Cellulase Production From Local Isolate of Streptomyces Sp.B167 And Its Application In Biofuel Production

Author name: بنان محمود سليمان
Supervisor name: ناظم حسن حيدر
General topic: Biology
Specific topic: Biotechnologies
Degree: Master
University: University of Baghdad - College Of Science - Department Of Biotechnology
Language: English
University location: Baghdad
First pages:
Abstract: هدفت الدراسة الحالية الى انتاج انزيم السليليز من بكتريا الستربتومايسس ودراسة تاثير بعض الظروف الزرعية على انتاج الانزيم; انتاج الوقود الحيوي من المخلفات السليلوزية من خلال التحلل المائي للمخلفات بالاحماض والانزيمات المايكروبية. تم غربلة 74 عزلة لبكتريا St | The current study was aimed to produce biofuel from cellulosic waste material degraded by local isolate Streptomyces. Seventy four isolates of Streptomyces were screened for cellulase production in solid and liquid media. The results showed higher capability of isolate Streptomyces sp. B 167 for cellulase production and bioconversion of cellulose. Therefore, it was selected for further studies. The results of optimization revealed that the cellulase enzyme productivity by the isolate Streptomyces sp. B 167 reached to 2.1 and 2.28 U/ml after 48 h of incubation time and pH 7 respectively. Cellulase productions in tested isolate improved (2.57 U/ml) by supplementation of cellulose liquid medium with 1 % of yeast extract as nitrogen source. Additives of carbon sources like (manitol, glucose, maltose, sucrose and starch) to the process of saccharification did not improve the cellulase productivity. The bioconversion of cellulosic waste to reducing sugar was maximum with Banana peels (77.78 %) followed by the rice husk (75.56 %), orange peels (71.11 %), corn steep peels (60.0 %) and lowest bioconversions (53.33 %) were recorded with sawdust. The degradation of cellulosic waste increased with increasing substrate concentration. Maximum cellulase productivity (3.18 U/ml) and bioconversion (86.1 %) was obtained at 3 % (w/v) of cellulosic waste (Banana peels). Saccharification of cellulosic waste with different treatment methods was studied. The pretreatment of cellulosic waste with 1 % HCl and H2SO4 produces 21 and 15.8 g of reducing sugar / 100 g of cellulosic waste. In comparison, hydrolysis with Streptomyces sp. B 167 enzymes resulted a significantly higher amount of reducing sugar yield (25 g / 100 g cellulosic waste). Further fermentation of cellulosic hydrolysates was performed using Saccharomyces cerevisiae using stationary fermentation condition. Maximum yield of ethanol were (0.30, 0.19 and 0.10 g ethanol / g glucose) observed with Streptomyces sp. B 167 enzymes, HCl and H2SO4 hydrolysates respectively after 48 h of fermentation

تاثيـر المستخلص الكحولي لاوراق نبات ذيـل العقرب Heliotropium europium وفيتامينC في بعض الجوانب الفسلجية والكيموحيوية لذكور الجرذان المعرضة للكرب التاكسدي == Effect of Heliotropium Europium Leaves Alcoholic Extract And Vitamin C In Some Physiological And Biochemical Parameters of Male Rats Exposed To Oxidative Stress

Author name: صفا احمد عبد القادر محمد دنيدل
Supervisor name: صاحب جمعة عبد الرحمن | عويد هيدان الخزرجي
General topic: Biology
Specific topic: Zoology
Degree: Master
University: Tikrit University - College Of Science - Department Of Biology
Language: Arabic
University location: Salahaddin
First pages:
Abstract: هدفت الدراسة الحالية الى معرفة تاثير المستخلص الكحولي لنبات ذيل العقرب Heliotropium europium في وزن الجسم وعدد من المتغيرات الفسلجية والكيموحيوية كتركيز الهيموكلوبينHaemoglobin (Hb) وحجم كريات الدم المرصوصةPacked cell volume (PCV) والعدد الكلي لخلايا الدم | The aim of the present study was to investigate some effects of the alcoholic extract of Heliotropium europium in body weight and some of physiological and biochemical parameter such as concentrations of Hemoglobin (Hb), Packed Cell Volume (PCV) and the total count of leukocytes (WBCs) and concentrations glutathione (GSH), Malondialdehyde (MDA), Peroxynitrite radical (ONOO - ) , Superoxide dismutase enzyme (SOD), glucose, Total Cholesterol (TC), Triglycerides (TG), High density lipoprotein (HDL - C), Low density lipoprotein (LDL - C), Very Low density lipoprotein (VLDL - C), Atherogenic indices levels, Total protein, Albumin, Globulin, Urea and Uric acid in serum and histological changes in liver of male rats that exposed to oxidative stress induced by hydrogen peroxide H2O2(0.5%) with drinking water for (30) days, and comparison these effects with the effects of the vitamin C as well known antioxidants(250 mg/kg of body weight), for the purpose of this study preliminary experiments were carried out to find the most effective does of plant extracts and it was found that this does was (300 mg/ kg) body weight.The study included(35) male albino rats, (4 - 6) months ages and(245 - 280)gm weight were divided to (7) groups both group with (5) rats as follows : Control group, hydrogen peroxide (H2O2) group, Heliotropium extract group, H2O2+ Heliotropium extract group, Heliotropium extract + vitamin C group, H2O2+ Vitamin C group, H2O2+extract of Heliotropium+ vitamin C group.The results showed : 1. The animal under oxidative stress by hydrogen peroxide caused a significant decrease (p? 0.05) in body weights and values of Hb , PCV, GSH, activity of SOD enzyme, HDL - C, total protein, albumin, globulin and compared with the control group. While it caused a significant increase in WBCs, MDA, ONOO. - , glucose, cholesterol, TG, LDL - C, VLDL - C, Atherogenic indices levels(I, II, III) and urea compared with the control group.2. The treatment of animals exposed to oxidative stress induced by hydrogen peroxide with extract of Heliotropium europium showed significant increase in the weights of animals, Hb, PCV, GSH, activity of SOD enzyme, HDL - C, total protein, albumin and globulin compared with a hydrogen peroxide group. While this treatment showed significant decrease in WBCs, MDA, ONOO. - , glucose, cholesterol, TG, LDL - C, VLDL - C, Atherogenic indices levels (I, II, III), and urea when compared with a hydrogen peroxide group.3. Compared with a hydrogen peroxide treatment of rats exposed to oxidative stress by hydrogen peroxide with vitamin C, extract of plant and vitamin C with hydrogen peroxide group showed the results were similar to the results of treatment plant extract with hydrogen peroxide group.4. The treatment plant alcoholic extract and vitamin C showed a significant increase in the level GSH, MDA, activity of SOD enzyme, HDL - C, globulin compared with the control group. And showed a significant decrease in animal weights, WBCs, ONOO. - , LDL - C, VLDL - C and urea compared with a hydrogen peroxide group. While not shown significant differences in the values of Hb, PCV, glucose, cholesterol, TG, Atherogenic indices levels total protein and uric acid compared with the control group.5. The treatment alcoholic plant extract group showed increase in the weights of animals and values Hb, PCV, WBCs, GSH, MDA, Triglyceride, VLDL - C, Atherogenic indices levels, globulin and urea compared with the control group. Showed significant decrease in the HDL - C and albumin compared to the control group. while did not show significant difference in ONOO. - , activity SOD enzyme, glucose, cholesterol, total protein and uric acid compared the control group.6. The most important histological changes that have occurred in this study have showed treatment hydrogen peroxide compared with a control to swelling hepatocytes with necrosis each and the small size of the nuclei with swelling sinusoid, and the treatment of animals exposed to oxidative stress plant extract has showed a lack of clarity within the cells in hepatocytes necrosis and swelling sinusoid compared with a hydrogen peroxide while the treatment of animals exposed to oxidative stress with vitamin C showed sinusoid constriction and showed treatment alcoholic plant extract and vitamin C for the animals exposed to oxidative stress loss nucleus cells with the difficulty of distinguishing sinusoid.

تاثير مستخلص الثوم والرمان على الجرذان المصابة تجريبيا بطفيلي Cryptosporidium parvum ومقارنتها مع عقار Metranidazole == Effect Extract Allium Sativum And Punica Grantium On White Rat Expermental Infection Cryptosporidium Parvum And Comper With Metranidazole

Author name: سرى رزاق خضير عبادة
Supervisor name: نجم عبد الواحد عبد الخضر الجدوع
General topic: Biology
Specific topic: Microbiology - Parasites
Degree: Master
University: University of Al-Qadisiyah - College Of Science - Department Of Biology
Language: Arabic
Full text from the source: https://qu.edu.iq/repository/wp-content/uploads/2017/04/%D8%B1%D8%B3%D8%A7%D9%84%D8%A9-%D8%B3%D8%B1%D9%89-ilovepdf-compressed.pdf
University location: Qadisiyah
First pages:
Abstract: جمعت عينات البراز من الاطفال في مستشفى النسائية والاطفال كذلك جمعت من العجول المصابة حيث اجري فحص العينات بصبغة الزيل نلسن ثم عزلت ونقيت الاكياس بطريقة التطويف بمحلول شيذر السكري وجرعت 2103xكيس بيض لكل جرذ بانبوبة التجريع الفموي وسجلت المدة قبل البائنة من | Collects stool samples from children in the women's and pediatric hospital. also collects all those from infected calves, where he conducts testing samples dye Zail Nelson then isolated and scrubbed bags manner floation solution Shidhir diabetes and gived rat 2 x103 bag eggs per rat tube dosage oral and recorded for the period before dowry of 3 - 5 days as recorded wounding 100%. The result is the appointment of the lethal dose of moderation LD50 of aqueous extracts of the garlic, peel the pomegranate after giving the rats doses graded by the mouth and the results indicate that the dose 7500 mg / kg of body weight is the lethal dose of aqueous extracts of garlic bulbs and dose limits of 5250 mg / kg is the lethal dose to peel pomegranate then tretment using cold aqueous extract to plant garlic. Allium satvuim L. peel and pomegranate Punica granantum L and drug Metronidazole (Flagyl) concentration of 250, 500, 750 mg / kg, the results shows the effectiveness of the current study, the aqueous extracts in the treatment of the parasites it turns out that the time required to kill the parasite suit inversely with the increasing concentration of extracts also show the efficiency of the aqueous extract of garlic bulbs and metronidazole concentration of 750 mg / kg in the treatment of 100% after 13 days of treatment with stops put bags of egg either concentration of 500 mg / kg of aqueous extracts garlic bulbs and metronidazole has shown the efficiency of treatment of by 100 % after 15 days of treatment showed, while the aqueous extract of pomegranate peel concentration 750 mg/kg therapeutic efficiency of 98.41% after 15 days of treatment, while the control group continued to launch until after the egg sacks (15) of treatment. The study shows histopathological section on the small intestine (duodenam, ileum, jejunum) Rats infection parasite get pathological changes represented by the crash of the villi of the small intestine and change epithelium from the vertical to the cube and the adhesion of some of the villi and gatherings of inflammatory cells in layer plate fitted, as well as for necrosis and desquamation of the cells lining the villi also destroyed gland and appeared egg sacks in the intestine result use 2x103 frome egg sacks also appeared effective abstract aqueous garlic in the intestinal tissue to restore its natural form after 15 day use concentration 750 mg/kg of aqueous extract of garlic bulbs and metronidazole while have taken normal sat to tissue treaement with aqueous pomegranate peel long than 15 day. test the effectiveness of aqueous extracts cold of garlic bulbs. Alluium sativum L. and peel pomegranate Punica granantum L in treatment parasite spores Cryptosporidum parvum and compared with the treatment of Metronidazole (Flagyl) in laboratory rats. Conducted on plant extracts cold of garlic and pomagranite the chemical tests have shown the presence of active substances of both alkaloids, carbohydrates, Flavonides, Alglycosidat, Alsaponyat, Alresins, phenolies

تاثير بعض العوامل البيئية والمايكروبايولوجية في تنقية مياه الشرب لمحطة المجمع السكني في قضاء الدور - محافظة صلاح الدين == Effect of Some Ecological And Microbiological Factors On Drinking Water Purification Plants In Al - Mugama Al - Sakany In Al - Dour City - Salahaldin

Author name: فخر الدين نور الدين رشيد الخفاف
Supervisor name: حميد سلمان خميس المهداوي
General topic: Biology
Specific topic: Aquatic Environment
Degree: Master
University: Tikrit University - College Of Education For Girls - Department Of Biology
Language: Arabic
University location: Salahaddin
First pages:
Abstract: تضمنت الدراسة جمع عينات شهرية من مياه نهر دجلة ومحطة مياه الشرب العائدة للمجمع السكني في الدور اخذت العينات من خمس محطات مختارة ابتداء من شهر تشرين الثاني 2007 ولغاية شهر تشرين الاول 2008 لغرض دراسة بعض العوامل الكيمياوية والفيزياوية والبايولوجية السائدة | This study was included collecting of monthly water samples from Tigris river and water purification plant in AL - Mugama AL - Sakany in AL - Dour, These samples were collected from five chosen locations, started from November 2007 until October 2008, To Study The dominance of some chemical, physical and Biological factors Through the year its effects on water purification plants in AL - Mugama AL - Sakany in AL - Dour. These factors included air and water temperature, Turbidity, Electrical conductivity, pH, dissolved Oxygen, BOD, Total alkalinity, Total hardness, Calcium and Magnesium hardness , Chloride reactive nitrite, nitrate phosphate and salinity as well as some Biological factors such as Total number of bacteria and diatoms during the study period. The results of this study shown that there was a seasonal variation in some chemical and physical factors. where the value of air temperature ranged between (3.5 - 40) C and water temperature ranged between (3.4 - 32.5) C.Turbidity value ranged from (2.2 - 22.94) NTU while electrical conductivity ranged between (320 - 590) µs / cm. The results also showed that the water in Tigris river was alkaline, where the pH value ranged between (7.08 - 7.98). and aeration. The avarices value of dissolved oxygen ranged between (3.5 - 10.2) mg/L and The BOD value never increase to critical value, its ranged between (1.58 - 2.37) mg /L salinity ranged between (0.110 - 0.305) mg/L while chloride concentration ranged between (21.78 - 23.82) mg / L. It has been found that total hardness ranged between (170 - 370) mg/L while total alkalinity for the five station ranged between (124.1 - 137.8) mg No2/ L while Micronutrients ranged from (0.388 - 0.449) mg / L and the value of nitrate ranged between (ND - 0. 598) mg No2/ L and (0. 65 - 122) mg Po4 / L. In General where we compare the monthly average for physical and chemical variation for Tigris water with standard world limits applied for grouping of surface water, we can consider the quality of Tigris water is good and suitable for uses as a source for drinking water by using traditional purification of water.While the results of study of Biological factors showed that the total number of bacteria for Tigris water was modularity clear and unsafe for drinking with out treatment include sterilization. High number of bacteria was found in station (1) during February 2008 when it reached (284) cell / ml and the lowest average recorded in station (5) at December 2007 when its reached (50) cell/ml. This study also shown that high number of diatoms were recorded in station (1) when its reached (46860) cell/L at December 2007 and the lowest number recorded in station (5) when it reached (236) cell / L at November 2007. It has been identifies (11) genus and sp. of diatom in this stations and there were :

تحديد مقاومة بعض الجراثيم المعزولة من اخماج في مستشفى تكريت التعليمي للمضادات الحيوية وعلاقتها بالبلازميدات == Determination The Antibiotic Resistance of The Some Isolated Bacteria From Tikrit Teaching Hospital Infections And Their Relationship With Plasmids

Author name: شيماء عبد محمد علي
Supervisor name: وعد محمود رؤوف | خالد عمر محمد علي
General topic: Biology
Specific topic: Microbiology
Degree: Master
University: Tikrit University - College Of Science - Department Of Biology
Language: Arabic
University location: Salahaddin
First pages:
Abstract: جمعت (140) عينة من المرضى الراقدين لثلاثة ايام فاكثر في مستشفى تكريت التعليمي للمدة من 1 - 8 - 2009 ولغاية 1 - 12 - 2009 بهدف تحديد العزلات الجرثومية الاكثر شيوعا ضمن اخماج مستشفى تكريت التعليمي ومقاومة هذه العزلات للمضادات الحيوية ودراسة العلاقة بين مقاو | One hundred fourti samples were collected from hospitalized patients for three days or more in the Tikrit Teaching Hospital during the period from 1/8/2009 until 1/12/2009 to determine the most commonly isolated bacterial from nosocomial infections in Tikrit Teaching Hospital and their resistance to antibiotics and to study the relationship between antibiotics resistance and plasmid content in the most commonly isolated bacteria and to evaluate the prevalence of these plasmids in the hospital environment. These samples include : (75) Urine, (28) stool, (28) of wound swabs and (9) sputum samples.The incidence of nosocomial infection was (45.7%) of them, urinary tract infections were (50.7%) from (75) samples, followed by wound infections (42.9%) from (28) samples, gastrointestinal infections (39.3%) from (28) samples then pneumonia (33.3%) from (9) samples the nosocomial infections were more common in females and age group 51 - 89 years. Different bacterial species were isolated in this study and the results showed that the most commonly isolated type was Citrobacter koseri in a proporation (21%) of urinary tract infections, followed by the following bacterial species : Escherichia coli (15.7%), Staphylococcus schleiferi (10.5%) , Staphylococcus epidermidis (7, 8%), Proteus vulgaris, Staphylococcus saprophytica, Klebsiella ozaenae, Klebsiella ornithindytica in aproportion (5.2%) for each, Enterobacter aerogenes, Providencia stuartii, Staphylococcus warneri, Staphylococcus aureus, Proteus mirabilis in aproportion (2.6%) for each.Citro. koseri were also the most common in wound infections (25%), followed by the following bacterial species : E.coli (16.6%), P.mirabilis (16.6%), Staph.schleiferi, P.vulgaris, Prov.stuartii and Prov.rettgeri in aproportion (8.3%) for each. Citro.koseri were also the most common in the gastrointestinal tract infections in a proporation (36.3%), followed by E.coli (18.1%), S.flexneri (18.1%), P.mirabilisc, Prov.stuartii, Prov.alcalifaciens in a proporation (9%) for each. . While Strept.pneumoniae was the most common(66.7%) in penemonia cases followed by K.pneumoniae (33.3%).The isolated bacteria were tested for antibiotics susceptibility and it has been found that most of these isolates showed high resistance to the studied antibiotics other than Prov. Stuartti was sensitive to all antibiotics except of Rifampicin and Tetracycline. As well as bacterial species belonging to the genus Staphylococcus were sensitive to Amikacin, Staph.aureus was also sensitive to Nitrofurantoin while Staph.warneri was also sensitive to Ciprofloxacin and Nitrofurantoin also Enterobacter aerogenes was resistant to all antibiotics except for Ciprofloxacin and Nitrofuratoin. Eleven of most commonly isolated bacteria which were multidrug resistant were chosen for the curing experiments using SDS to study the relationship of their plasmids with resistant to antibiotics. The results showed that the cured cells of E.coli lost their resistance to Tetracycline Ciprofloxacin and Cefotaxime which Citro.koseri lost their resistance to Tetracycline while K. ornithinolytica lost resistance to both antibiotics Tetracycline and Ciprofloxacin either P.mirabilis lost resistance only to tetracyclin as well as Strept.pneumoniae lost their resistance to Cefotaxime, tracycline and Ampicillin. Which may mean that the genes responsible for resistance to these antibiotics are located on plasmids as proven by the results of electrophoresis.Electrophoresis results also showed that all studied bacterial isolates had the same plasmid profile which may regarded as an epidemiological pointer that plasmids are conjugative which have the ability to transfer antibiotic resistance to other bacterial strains of the same species or to other different bacterial species.

تقييم بعض المؤشرات المـناعية للتفاعلات الالتهابيـة المتـرافقـة مـع الاصابة بطفيلي الاكياس المائية == Evaluation of Some Immunological Parameters Associated With Echinococcus Grunulosus Infection

Author name: حارث برع حسن علي الاوسي
Supervisor name: نغم ياسين كاظم البياتي
General topic: Biology
Specific topic: Life Science
Degree: Master
University: University of Diyala - College Of Education For Pure Sciences - Department Of Biology
Language: Arabic
University location: Diyala
First pages:
Abstract: اجريت الدراسة الحالية في محافظة ديالى وشملت الدراسة 184 عينة من الاشخاص الاكثر تعرضا للاصابة بمرض الاكياس المائية. وبعد الكشف تبين ان 16 منهم تاكدت اصابتهم بالاكياس المائية في كل من الكبد والرئتين (12, 4 مريضا على التوالي) وقد تم تسجيل بعض المعلومات من كل | The present study was carried out in Diyala province, and included 184 samples at risk of infection with hydatid cysts. The diagnosis obtained that there were 16 infectied individual with hydatid cysts in liver and lung (12, 4 patients, respectively). Some information were recorded for each individuals. The study included 24 healthy individuals as control. Immunological test was carried out for each group. The results obtained that the rate of infection was higher in female (4.9%) compared with male (3.8%). The highest rate of infection was in 31 - 40 and 41 - 50 age groups and there was no significant difference among age groups. According to occupation there was no significant difference and the student shepherds were not infected with hydatid cyst. When investigation of risk factor, the result showed that (3.26%) of infected individuals were contact with animals while those who eat vegetables were higher (5.43%). The liver was the first infected organ according to distribution of infection in body follow by lung with 75% and 25% respectively and there was no significant difference. According to cytokines, IL - 4, IL - 17A, MIP - 1?, IP - 10, the study were higher in infected individuals compared with non infected and there was significant difference at 0.001 p.value. There was no significant difference in means of IL - 4 and MIP - 1? in both sexes but there was significant difference in IL - 17A and IP - 10 between males and females. The study showed that there was significant difference in IL - 4 according to location of infection and it was higher in lung compared with liver. No significant difference in IL - 17A, MIP - 1?, IP - 10 was shown according to location of infection

التحديد الجزيئي لبعض عوامل الضراوة في بكتريا Klebsiella spp المعزولة من مصادر سريرية مختلفة == Molecular Identification of Some Virulence Factors In The Bacterium Klebsiella Spp Isolated From Different Clinical Sources

Author name: فرقد حسن فليح
Supervisor name: بهيجة عبيس حمود الخالدي
General topic: Biology
Specific topic: Microbiology
Degree: Master
University: University of Al-Qadisiyah - Faculty Of Education - Department Of Biology
Language: Arabic
University location: Qadisiyah
First pages:
Abstract: جمعت (150) عينة من المرضى المراجعين والراقدين في مستشفى الديوانية التعليمي والذين يعانون من اصابات مختلفة وللفترة من 1/كانون الاول/2013 ولغاية 1/نيسان /2014 وتضمنت هذه العينات ماياتي : (50) عينة حروق وجروح، (50) عينة ادرار و(50)عينة قشع من المرضى المراجعين | One hundred fifty samples were collected from patients admitted in Al - Diwaniyah Teaching Hospital and suffering from various injuries and for the period from 1 / December / 2013 and up to 1 / April / 2014 these samples in clude : (50) sample burns and wounds, (50) urine and (50) sputum.The results showed that 90 samples (60%) of the total number gave is positive result for the growth.the bacterial isolates were distributed among 35 samples (70%) of burns and wounds, (33) the sample (66%) from urine and (22) sample (44%) from sputum After biochemical and cultural test found that 99 isolate belonging to Different Genus and species of bacteria these isolates include 40 isolate (44.44%) bound and wound isolates Staphylococcus sp was the predoniant in these samples by rate (42.5%), 36 isolate(40%) E.coli was most isolate by rate 50% in urine sample and 23 (25.5%) Klebsiella pneumonia was the most common isolate by rate (78.26%) in these putum.. Sensitivity test results of antibiotics showed that most of the isolates have high resistance against antibiotics used in the study and the most isolates possess multiple resistance (Cross resistance) as shown resistance to most of antibiotics that used in these study. All asolates (% 100) were resistant to nitrofurantin and Tetracycline while(95%)is resistant to ampiciline (90%) of isolate were resistant to thired generation of cephalosporins (ciprofloxacin and ceftazidime) and (%80) of isolate wereresistant to gentamicin and impeneme, finely (%80)of isolate were resistant to azetroname..The results of the molecular detection of genes uge and mag A gene in Klebsiella sp in the 16 (50%) of the isolates had mag A as the 8 (44.44%) of the isolates bacteria K.pneumonia carrier of mag A and 8 isolates of type K.oxytoca had of the gene above the gene uge was his appearance in the proportion of isolates (46.87%) as it appeared in 9 (50%) of the isolates K.pneumonia and 6 isolates (42.87%) of the isolates k.oxytoca..There were relationship between resistance of bacteria to antibiotics and possession of these genes

تقييم التعبير الجيني للجين UGT1A1 لدى حديثي الولادة المصابين باليرقان == Assessment of UGT1A1 Gene Expression In Hyperbilirubinemic Neonates

Author name: حسين حميد حسن
Supervisor name: ظافرة جعفر عبد علي الفتلاوي | صباح نعمة محمد الفتلاوي
General topic: Biology
Specific topic: zoology - Genetics
Degree: Master
University: University of Kufa - College Of Education For Girls - Department Of Biology
Language: English
University location: Najaf
First pages:
Abstract: استخدمت في هذه الدراسة 125 عينة من حديثي الولادة لتقييم التعبير الجيني لل UGT1A1 والكشف عن المتغاير UGT1A1*28. استخدمت 85 عينة منها في تقييم التعبير الجيني لل UGT1A1, بينما استخدمت ال 40 عينة المتبقية للكشف عن المتغاير UGT1A1*28. اجريت الدراسة الحالية في | A cohort of 125 neonates enrolled in the present study 85 of which subjected to the UGT1A1 expression analysis and forty (40) independent subjects examined for UGT1A1*28 variant. The project was performed in the laboratory of molecular genetics in the collage of education for women, TSB, UCB, BG and ELISA were performed in ATHOP, Assader teaching hospital and Annajaf private laboratory in the period from may to October 2013. Analysis of the UGT1A1 gene expression showed considerable decrease in UGT1A1 expression with relative risk 1.46. Analysis of regression of UGT1A1 mean against severity showed significant inverse correlation between severity of NH and mean UGT1A1 level (r = - 0.99, p = 0.03). Results showed that UGT1A1 expression in males significantly lower than females. Analysis of UGT1A1*28 showed that 80% of the hyperbilirubinemic neonates were positive while 20% were UGT1A1*28 negative. Concluding that there are a considerable proportion of neonates in our community not expressing UGT1A1 enzyme; therefore, they are a risk group for kernicterus. And must be registered and followed up because they are at risk of carcinogenicity, therefore, irinotecan (an anti cancer drug) and similar compounds toxicity. Expression of UGT1A1gene is higher in female than in male neonates, while neonatal jaundice is less severe in female than in male neonates. Eighty percent of jaundiced neonates are UGT1A1*28 mutants. Defective UGT1A1 is the main underlying cause of NJ in our community.

التحري عن عدد من المعادن الثقيلة والتلوث البكتيري في بعض الخضروات المعلبة والطازجة المستوردة في مدينة بغداد == Determination of Several Heavy Metals And Bacterial Contamination In Some Imported Canned And Fresh Vegetables In Baghdad

Author name: حسين خالد نعمان
Supervisor name: ايثار كامل الميالي
General topic: Biology
Specific topic: Environment - Environmental pollution
Degree: Master
University: University of Baghdad
Language: English
University location: Baghdad
First pages:
Abstract: تم اخذ ستة وثلاثين عينة من الخضروات المعلبة وخمس عينات من الخضروات الطازجة, وتجميعها من مناطق واسواق مختلفة من مدينة بغداد بشكل عشوائي خلال الفترة من شهر تشرين الاول 2013 الى شهر نيسان, 2014 حيث تضمنت الدراسة التحري عن تراكير بعض العناصر الثقيلة وهي (الرص | In this study, thirty six samples of canned vegetables and five samples of fresh vegetables were collected randomly from different markets of Baghdad city from October 2013 till April 2014. The study included determining of the concentration of some heavy metals (lead, nickel, zinc and iron) by atomic absorption spectrophotometery and the bacterial contamination in samples, also comparing the canned vegetables with fresh vegetables. It was found that the higher concentrations of heavy metals in canned vegetables as the following : lead 1.179 µg/g in olive, nickel 0.908 µg/g in olive, zinc 10.143 µg/g green pea and iron 90.601µg/g in white asparagus. The lowest concentrations were as the following : lead 0.002 µg/g in green asparagus, nickel 0.019 µg/g in mushroom, zinc 0.528 µg/g in white asparagus and iron 4.061 µg/g in green pea. In fresh vegetables, it was found that the highest concentrations of heavy metals were as follows : lead 0.919 µg/g in green pea, nickel 1.108 µg/g in green pea, zinc 4.304 µg/g in mushroom and iron 43.618 µg/g in tomato. The lowest concentrations were as the following : lead recorded 0.011 µg/g in tomato, nickel recorded 0.022 µg/g in tomato, zinc 0.876 µg/g in green pea and iron recorded 11.081 µg/g in green pea. The identification of the bacteria done by some identification tests for gram negative bacteria, the testes include growth on MacConkey agar, growth on EMB agar, IMViC testes and motility test. The identification tests for Gram positive bacteria included growth on manitol salt agar, growth on staph 110 agar and motility test. The bacterial tests ensured that there is no bacterial growth was detected in the canned vegetables, except some samples (white asparagus, green asparagus and mushroom) of December 2013, while it was detected in fresh vegetables. The bacterial species that isolated in these samples were E.coli, Klebsiela pneumoniae, Bacillus cereus and Staphylococcus aureus.

التغيرات النسيجية في المشايم والاجنة نتيجة الاصابة بداء المقوسات في النساء المفحوصات بقياس الIgG == Placental And Fetal Tissue Structural Changes Resulting From Congenital Toxoplasmosis In Women Diagnosed By IgG

Author name: حلا ياسين كاظم
Supervisor name: طالب جواد كاظم | نغم ياسين البياتي
General topic: Biology
Specific topic: Zoology - Histology
Degree: Master
University: University of Diyala - College Of Education For Pure Sciences - Department Of Biology
Language: English
University location: Diyala
First pages:
Abstract: طفيلي المقوس الكونديToxoplasma gondii هو طفيلي ابتدائي اجباري داخل الخلايا ذات النواة. له القابلية على اصابة جميع حيوانات الدم الحار ويعد هذا طفيلي ذو اهمية صحية نظرا لما له من تاثيرات مرضية. لقد اجريت عدة دراسات بينت التغيرات النسيجية التي اثرت على انسجة | Toxoplasma gondii is an a zoonotic, obligate intracellular protozoan parasite that has the capacity to infect all warm - blooded animals. Many studies done to present the histological changes of the placental and fetal tissue and organs that resulted by Toxoplasmosis infection of pregnant women and about identification of infected fetal organs, but a lot of these studies were done experimentally on laboratory animals, accordingly the present study aims to study the structural changes of the placenta and fetal tissue and to identify the fetal organs in which the organism localized that taken from aborted fetus and embryos from pregnant woman that diagnosed as infected with Toxoplasma gondii. The present study was carried out during the period December 2012 to March 2013. Eighty women who had abortion chosen randomly from that which were revised gynecology theater in hospitals in Baquba city. Their age were ranged between 16 - 45 years, (10) fetuses and (33) samples of them non - infected as control group (c) and (37) samples were infected with Toxoplasmosis (I). The study included serological examination for mothers and Macropathlogical (Gross) , histopatholgical examination and Immunohistochimcal (IHC) stain of the placenta and fetal organs. Toxoplasmosis diagnosed serologically by ELISA (Enzyme Linked immune Sorrbant Assay) test. Immuno - histological techniques are used to detect the antigen and determination of their morphological localization in fetal and placental tissue. Formalin fixed paraffin embedded tissues (placenta and specimens of organs from aborted fetus) used to determined the antigen (Toxoplasma gondii) to detect the histological changes in these tissues. The ordinary histopathlogical changes of the tissue taken from aborted fetus showed different infiltration inflammatory cell and necrosis changes in brain, liver, lung, upper and lower limbs, kidney and spleen that may be due to infection of the parasite and not all infected organs localized the parasite (Tachyzoites). The results of the study showed that (46.26%) of the randomly selected mothers among that revised to the delivery theaters and had abortion. The fetal tissue and organs of the age (8 - 24) weeks gave positive (+) result for IHC in fetuses(brain and lung) and tachyzoites was detected in that organs, but fetus tissue of the age (4 - 8) weeks was negative for that test. Macropathlogical study of the placenta showed that the weight of the infected placenta was less than the normal ranges. and calcification was not significant in the infected placenta(45.7%) compared with non infected samples (4.28%). Infarction observed high significant in infected group was 25 (35.71%) compared with control group (2.85%) (p=0.001).Necrotic foci also seen as (40%) in infected group compared with control group (14.28%), differences between the two groups was statistically significant (p=0.001). Also congestion observed high significant (p=0.001) and the congestion was seen in (45.71) in infected group and (5.71%) in control group. Histopathlogical examination for placenta showed hemorrhage, necrosis, fibroniod necrosis and degeneration in trophoblastic cell, in both first and second trimester of pregnancy. Villous vascularity observed decreased as (32.85%) in infected group compared with control group (2.85%). Fibronoid necrosis in villi showed high percentage in villi which have > 3 that observed in infected group as (72.9%) compared with control (12.12%). An increased in villous stromal fibrosis was seen in (70.27%) placenta in infected group compared with control group which was (24.24%)

تاثير الاصابات المجهرية المهبلية وبعض الهرمونات على الاصابة بالمشعرات المهبلية عند النساء في بعقوبة - محافظة ديالى == Effect of Microbial Vaginal Infections And Some Hormones On Trichomonas Vaginalis Infection In Women In Baquba - Diyala Province

Author name: حنان رحيم حسوني الخشالي
Supervisor name: نغم ياسين كاظم البياتي
General topic: Biology
Specific topic: Zoology
Degree: Master
University: University of Diyala - College Of Education For Pure Sciences - Department Of Biology
Language: Arabic
University location: Diyala
First pages:
Abstract: : توجد هناك عدة عوامل تلعب دور مهم في زيادة الاصابة بطفيلي المشعرات المهبلية وهذه العوامل تتضمن : اختلال مســـــتوى الهرمونات الجنســـــية, تغير الرقم الهيدروجيني للمهبل, بعض انواع الاصابات البكتيرية.الهدف من الدراسة : اولا : تحديد نسب وانواع الاصابات ال | Introduction : It have been founded that many factors play important roles in the increase incidence of infection with Trichomonas vaginalis these factors includes : disturbances in sex hormones level, change in pH of vagina and some types of bacterial infections.Aims : First : To determine the rates and types of Microbial vaginal infections that infected women in Baquba - Diyala province.Second : study of the relationship between the Trichomonas vaginalis and other microorganisms.Third : study the relationship between the Trichomonas vaginalis and the levels of some sex hormones.Patient and Methods : This study was carried out on 227 patients attended either Al - Batol Teaching Hospital for Maternity and Children in Baquba - Diyala, or some private clinic in Baquba city, most of these patient giving symptoms of vaginitis as a patient group, in addition to 10 healthy women as a control group.Patients group included married, widows and divorcees women with age range between (18 - 45) years, and at different educational level.Full clinical evaluation was done for those patient including history and physical examination. This evaluation revealed that 209 of patients (92%) had vaginal discharge, irritation and itching. Reguested blood samples were taken for laboratory test included estradiol, progesterone and testosterone. The level of these sex hormones in women with Trichomoniasis have been determined and compared with levels of these hormones in control group.In addition high vaginal swab were taken for microbiological tests. and used for diagnosis of Trichomonas vaginalis and other associated microorganisms, the rate of parasitic infection had been determined and it's relation with age group, marital status, level of education and level of vaginal acidity had been estimated. Moreover, the percentage of cases, with pus cells, epithelial cells, red blood cells and clue cells have been estimated. Results : the results of laboratory tests elicited the presence of Trichomonas vaginalis (6.3%). And in addition to it there is bacterial and fungal vaginal infection and the percentages were (54%) and (15%), respectively. Moreover, the results showed the presence of dual infections between the parasite and bacteria, the parasite and fungi, and bacteria and fungi and there percentages were (11.8 %), (8 %) and (4.9 %), respectively.Regarding age group, results showed that the highest parasite infection rate was among women in the age group (26 - 35 years) which was (41.1%), in compare with infection rate in others age group (18 - 25 years) and (36 - 45 years) which were (9.3 %) and (18 %), respectively. Regarding, the marited status, the highest infection rate was founded among married women in comparison with widows, divorcees women, and the percentages were (31.7 %), (6.8 %) and (14.7 %), respectively. Regarding, the educational level, the results showed highest rate of infection with Trichomonas vaginalis was among women with low educational level which was (11.8%) in compared with those with intermediate (7.9%), secondary (4.8%), and tertiary education (1.3%). Regarding, the pH of the vagina, results showed that the rate of vaginal infection were high when pH of vagina > 4.5 in comparison with the lowpH ? 4.5 and the percentages were (83.7%) and (16.3%), respectively. The results of direct smear and cultures showed that (25.9 %) of case (59 patient) were infected with Trichomonas vaginalis, (31.7%) of case infected with E.coli, (27.7%) of case infected with candida albicans, (21.1%) infected with Gardnerella vaginalis, (17.6%) percentages of Lactobacillus spp. (8.3%) percentages of Staphylococcus epidermidas (5.2%) in fected with S. aureus, (3.5%) infected with Enterobacter spp., (2.6%) infected with Proteus spp., (2.2%) infected with Klebsiella spp., (1.7%) infected with Acentobacter spp. and Streptococcus spp., (1.3%) infected with Pseudomonas spp., While the lowest rate was for Neisseria gonorrheae (0.8%). Also results showed that the highest percentage of dual infection with trichomoniasis it was in Gardnerella vaginalis which detected in 22 case (37.2%), followed by Candida albicans, which detected in 18 case (30.5%). While the lowest rate was with Neisseria gonorrheae which detected in one case (1.6%). The other laboratory tests including hormonal estimation in patients with trichomoniasis, the results of current study showed decrease level of estradiol hormone in women infected during follicular and luteal phases of the menstrual cycle, In follicular phase the mean of estradiol was (6.83 pg/ml) in comparison with control group that hormone rate was (42.61 pg/ml). In luteal phase the mean of estradiol was (27.00 pg/ml) comparison with control group which hormone rate was (87.16 pg/ml). In addition to that the level of progesterone have increased in follicular phase but decreased in luteal phase in comparison with control group. In follicular phase the mean of progesterone was (5.89 ng/ml) in com - parison with control group which hormone rate was (0.72 ng/ml). In luteal phase the mean of progesterone in infected women was (0.56 ng/ml) comparison with control group in which hormone rate was (19.83 ng/ml).Regarding, the level of testosterone, the results showed that the level had been increased during the follicular and luteal phases in infected women compared with control group. In follicular phase the mean of testosterone was (3.44 ng/ml) in comparison with control group which the mean was (0.24 ng/ml). In luteal phase the mean of testosterone was (3.65 ng/ml) in comparison with control group in which the mean was (0.30 ng/ml).Conclusion : The presence of infection with Trichomonas vaginalis, and it's associated with other microorganisms that are detected in the current study and other study previous may indicated a correlation between them. So those patient, constantly in need for a panel of laboratory test including : vaginal pH, and hormonal estimation as these factors may play a role in diagnosis and follow - up of the patients.

تاثير دوالي الخصيتين في معالم المني وسلامة الحامض النووي الـDNA == Effect of Varicocele In Semen Quality And Nucleic Acid DNA Integrity

Author name: حيدر لطيف فرحان المساعد
Supervisor name: صاحب يحيى حسن المرشدي | عبد الزهرة كاظم محمد علي
General topic: Biology
Specific topic: Zoology
Degree: Master
University: University of Kufa - College Of Science - Department Of Biology
Language: Arabic
University location: Najaf
First pages:
Abstract: شملت هذه الدراسة فحص 150 عينة من السائل المنوي لمرضى القيلة الدوالية Varicocele والاشخاص الخصبين بعد مدة امتناع قدرها 3 - 5 ايام حيث جمعت العينات في مختبرات مركز الخصوبة / مدينة الصدر الطبية / محافظة النجف الاشرف من 1 / 10 /2012 الى 30/ 4 /2013, لقلة الدر | This study was included 150 samples of semen for varicocele and fertile persons. The samples were collected after 3 - 5 day abstinence period at fertility center Laboratories / ALsader Medical city in An Najaf province.For the period from 1/10/2012 to 30/4/2013.Because the studies about varicocele are rare, the present studies aimed to know the impact of varicocele on semen and sperm parameter, sperm quality index, Malondialdehyde concentration and the percentage of sperm DNA integrity.So, this study was aimed at investigation wethere the Varicocelectomy in varicocele patients could positively influence studied parameters.The research was involved examining 83 sample of seminal fluid for varicocele patient. The percentage of varicocele grades were examined and the results were represented 40% grade1, 39% grade2 and 21% grade3.The result were showed a significant decrease (P<0.05) in sperm concentration , progressively motile sperm, normal sperm morphology percent and sperm viability percent for varicocele patient compared with the fertile persons, while there was noticed a significant increase (P<0.05) in Round cells concentration snd liquefaction time for varicocele patient compared to fertile person and the result of this study were showed significant decrease (P<0.05) of sperm quality index and sperm DNA integrity for varicocele patient compared to fertile persons (control).The study noted to the significant increase (P<0.05) of malondialdehyde concentration for varicocele patients compared to fertile persons. The coefficient factor was used to investigate the correlation between malondialdehyde concentration and the studies parameter.there was increase correlation (P<0.05) between malondialdehyde concentration and sperm concentration(r= - 0.86 P<0.05) progressively motile sperm (r= - 0.938), normal sperm morphology percent (r= - 0.90 P<0.05), sperm viability percent (r = - 0.846 P<0.05) and sperm quality index (r = - 0.836 P<0.05), while there was (P<0.05) positive correlation between malondialdehyde concentration and semen volume (r=+0.822 P<0.05), liquefaction time (r = +0.828 P<0.05) and round cells correlation (r= + 0.89 P<0.05).Also the coefficient was used to study the correlation between sperm DNA integrity and other study parameter. The results of this study were showed positive correlation between the percentage of DNA integrity and sperm concentration (r= +0.88 P<0.05), progressively motile sperm (r=+0.78P<0.05), normal sperm morphology (r= +0.86 P<0.05), sperm viability percentage (r=+0.87 P<0.05) and sperm quality index (r= +0.81 P<0.05), while it was noticed in used correlation between sperm DNA integrity and malondialdehyde concentration (r= - 0.681 P<0.05), semen volume (r= - 0.67 P<0.05), liquefaction time (r= - 0.65 P<0.05) and round cells (r= - 0.54 P<0.05). The effect of varicocele grading on sperm and semen parameter, sperm quality index, malondialdehyde concentration and percentage of sperm DNA integrity was studied, the result were showed a significant decrease (P<0.05)of sperm concentration, progressively motile sperm, sperm viability and normal sperm morphology percentage, and a significant increase (P<0.05) of liquefaction time and Round cells concentration for varicocele patients grad1, grade2 and grade3 compared with the fertile persons. and when we are compare between varicocele patient according to type of grade the results were show a significant decrease (P<0.05) of sperm concentration, progressively motile sperm and normal sperm morphology percentage and a significant increase (P<0.05) of liquefaction time for varicocele patients grade2 and grade3 compared to grade1 varicocele patient.So the result showed a significant decrease (P<0.05) of sperm concentration for grade3 varicocele patients compared with the grade2 varicocele patients. The result of this study were showed a significant decrease (P<0.05) in sperm quality index and sperm DNA integrity for grad1, grade2 and grade3 varicocele patients compared to fertile persons. also it was noticed a significant decrease (P<0.05) of sperm quality index and sperm DNA integrity for grade2 and grade3 varicocele patients compared to grade1 varicocele patients but the malondialdehyde concentration according to varicocele grade, the result were showed a significant increase (P<0.05) of malondialdehyde concentration for grade2 and grade3 varicocele patients compared to grade1 varicocele patients and fertile persons. In this study the effect of Varicocelectomy on study parameters was studied and the result were showed a significant increase (P<0.05) of sperm concentration, progressively motile sperm, sperm viability percentage, normal sperm morphology, percent, sperm quality index and sperm DNA integrity and a significant decrease (P<0.05) of liquefaction time and malondialdehyde concentration for Varicocelectomy compared to varicocele patients. The result were showed a significant decrease (P<0.05)of sperm viability percent, normal sperm morphology percent, sperm DNA integrity and sperm quality index and a significant increase (P<0.05) in round cells concentration, liquefaction time and malondialdehyde concentration for Varicocelectomy patients compared to fertile persons.From the result of present study, we are concluded that varicocele has been negatively impact on sperm and semen parameters, malondialdehyde concentration and sperm DNA integrity, and the effect of varicocele is associated with the increasing of varicocele grading, while Varicocelectomy has been positive impact on sperm and semen parameters, malondialdehyde concentration and sperm DNA integrity but this result have not reached to similar state to fertile persons

انتشار المقاومة للمضادات الحيوية وبعض عوامل الضراوة في بكتريا Pseudomonas aeruginosa المعزولة من مستشفيات في النجف المعزولة من مستشفيات في النجف == Molecular Study To Some of Pseudomonas Aeruginosa Virulence Factors Isolated From Clinical And Environmental Isolates

Author name: ذو الفقار حيدر حسن
Supervisor name: ماجدة مالك متعب
General topic: Biology
Specific topic: Microbiology
Degree: Master
University: University of Kufa - College Of Education For Girls - Department Of Biology
Language: Arabic
University location: Najaf
First pages:
Abstract: اجريت الدراسة الحالية لغرض التحري عن وجود الجينات الكروموسومية المسؤولة عن بعض عوامل الضراوة المهمة لجنس Pseudomonas aeruginosa كانتاجها للسم الخارجي A والالجنيت اضافة الى الجينات الكروموسومية المسببة لمقاومة الكوينولونات في العزلات السريرية والبيئية لبكت | This study include investigate the presence of chromosomal quinolone resistance genes and virulence genes(toxA and algD) in clinical and environmental isolates from Al - Sadr Medical city.A total of 110 samples were collected from different clinical sources(burns, wounds, and urine), and 50 from the hospital environment.the samples were collected during 10, Oct, 2012 to 2, Feb, 2013. A total number of Pseudomonas aeruginosa isolates accounted for 89 of 160 samples.The distribution of these isolates were 28 from Burns, 14 wounds, 15 urine, and 32 from hospital environments. Identification of isolates has been accomplished depending on phenotypic diagnostic methods and PCR technique.our study proved that PCR technique depending on oprI and oprL genes was a rapid method for identification of non - pigmented isolates. A total of 20 antibiotics resistant isolates were chosen for Molecular studies. The result reveling that 100% of isolates had a chromosomal mutation in the QRDRs of genes (gyrA, gyrB, parC, and parE). High percentage of isolates(45%) carried mutated genes gyrA and parC, followed by 15% of isolates were carried either mutated gene gyrA alone or three mutated genes gyrA, parC, and parE and and 10%of isolates were carried three muted genes gyrA, gyrB, and parC, while gene that encoding to parC mutation were detected in 5% of isolates. Our study is the first study about detection of Quinolone Resistance Determining Regions in P.aeruginosa in Iraq. The results showed the the presence of mexAB - oprM multidrugs efflux system expression in 100%(20) isolates. while the phenotypic test depending on MIC values for ciprofloxacin alone in the presence of efflux inhibitor showed that only 15%(3) isolates had the active efflux pump.

العلاقة بين كروماتين النطف ومعايير المني في مرضى عديمي الخصوبة == The Relationship Between Sperm Chromatin And Semen Parameters In Infertile Patients

Author name: وليد عبد علي حسن الخفاف
Supervisor name: صاحب يحيى حسن المرشدي | زينب شنيور مهدي الطرفي
General topic: Biology
Specific topic: Zoology
Degree: Master
University: University of Kufa - College Of Education For Girls - Department Of Biology
Language: Arabic
University location: Najaf
First pages:
Abstract: هدفت الدراسة الحالية الى تقييم النسبة المئوية لكروماتين النطفة غير السوي Abnormal sperm chromatin percentage لمرضى عديمي الخصوبة مقارنة بالرجال الخصبين ودراسة العلاقة بين النسبة المئوية لكروماتين النطفة غير السوي ومعايير المني ومؤشر نوعية النطف وتركيز الم | The aim of the current study was to evaluate the Abnormal sperm chromatin percent for the infertile comparing with the fertile men and study the relation between the Abnormal sperm chromatin percent, the sperm and semen parameters, sperm quality index and MDA concentration for the infertile normozoospermic and asthenozoospermic patients comparing with the fertile men.This study was conducted in the laboratories of fertility centers in Al - Sader medical city/ Al - Najaf Al - Ashraf from 1 / 11 / 2012 to 30 / 4 / 2013.By the end of the semen liquefaction time, the 72 samples were divided into two groups : - the fertile men, (17), and the second is represented by the Infertile Normozoospermic (23) and the Asthenozoospermic (32). The age average was (1.36±30.9) , (0.98 ±29.6) and (1.63± 31.4) years respectively. The samples were restricted to the non smoking patients only. The study results show a significant (P< 0.05) decrease in the sperm concentration, the percent of the progressive forward movement sperm, the sperm viability percent and the semen volume, and a significant (P<0.05) increase in the round cell concentration, liquefaction time, Malondialdehyde concentration and the percent of the abnormal chromatin of the Normozoospermic and the Asthenozoospermic patients comparing with the fertile men. The results also show a negative correlation (P<0.05) between the (MDA) concentration and the parameters represented by the sperm concentration, percent of the progressive forward movement sperm, the normal sperm percent, the sperm viability percent sperm quality index and semen volume. While it had been noticed that there was a positive relation between the MDA concentration and the parameters represented by the sperm liquefaction time, round cell concentration and the abnormal sperm chromatin percent of all the study groups. In this research the relation between the sperm chromatin damage and the other study parameters had been studied by dividing the samples according to the degree of chromatin damage. The results show a significant (P<0.05) decrease in the sperm concentration, the percent of the progressive forward movement sperm, the normal sperm percent, the sperm viability percent, the sperm quality index and semen volume, with a significant (P<0.05) increase in the liquefaction time and round cell concentration (MDA) concentration and the percent of the abnormal chromatin of the group (> 10) comparing with the group (? 10) for the fertile men, also the results show a significant (P<0.05) decrease in the sperm concentration, the percent of the progressive forward movement sperm, the normal sperm percent, the sperm viability percent and the semen volume, with a significant (P<0.05) increase in the liquefaction time and round cell concentration for the group (> 25) comparing with the group (? 25) for the infertile Normozoospermic patients. For the Asthenozoospermic patients the study shows a significant (P<0.05) decrease in the sperm concentration, the percent of the progressive forward movement sperm, the normal sperm percent, the sperm quality index, the sperm viability percent and semen volume, and a significant (P<0.05) increase in the liquefaction time and round cell concentration for the study groups represented by the group (> 20 - 40) and (< 40) comparing with (? 20). From the above results it could be concluded that the increase of (MDA) level resulted from the active (ROS) leads to an increase in the abnormal chromatin percent of the infertile Normozoospermic patients which had a negative effect on the semen parameters which could be a reason for the infertility for those patients

علاقة بعض الهرمونات والمعايير الكيموحيوية للمصابين بحصى المرارة == Relation of Some Hormones And Biochemical Variables For Patients With Gallstones

Author name: انسام فيصل ياسر الجوراني
Supervisor name: احسان ريسان ابراهيم الركابي
General topic: Biology
Specific topic: Zoology - Physiology
Degree: Master
University: University of Al-Qadisiyah - Faculty Of Education - Department Of Biology
Language: Arabic
University location: Qadisiyah
First pages:
Abstract: صممت الدراسة الحالية لمعرفة مستويات بعض الهرمونات والمتغيرات الكيموحيوية لممصابين حصى المرارة، اذ اجريت الدراسة على المرضى الوافدين الى مستشفى الزهراء التعليمي ومستشفى الكرامة التعليمي / قسم الجراحة في محافظة واسط للمدة منذ بداية شهر تشرين الاول (2012) حت | The study was Designed to investigate some hormonal levels and biochemical variables in patients with gallstones, where the study was conducted on patients attending Zahra Hospital and Karama Hospital / Department of Surgery in Wassit province for the period since the beginning of the month of October (2012) and until the end of the month of April (2013), The number of patients (75) were aged between 15 - 70 years and the number of males (15) and females (60) compared with healthy controls and numbered (25) aged between 15 - 70 years and the number of males (5) and females (20). Blood samples were collected in volume (10 ml) blood serum was isolated to achive required measurements, which included measuring the level of the hormone leptin, thyroxine (T4), thyroid stimulating hormone (TSH), growth hormone (GH), also the study included estimate the concentrations of biochemical parameters : total cholesterol (T.Chol), higher density lipoprotein cholesterol (H DL - Chol), factor risk (RF), liver enzymes ALT and AST, total serum bilirubin (TSB), glucose, creatinine, albumin, Globulin, and total serum protein (TSP), The results of the study were as follows : .Prevalence of gallstones in Wassit province, and Females injury rate will gallstone in wassit province much higher than males with rate of 5/1. Significant increase (P <0.05) in the levels of leptin hormone and GH as well as non significant increase (P >0.05) in the levels of the hormone TSH, while there was a significant decrease (P <0.05) in the level of the hormone T4 in people who suffer from a gallstones disease compared with healthy people. Significantly increase (P <0.05) in the concentration of T.Chol, and RF, while there a non - significant decrease (P> 0.05) in the concentration of HDL - Chol. significant increase (P <0.05) in the concentration of ALT, AST, TSB, and glucose with a non - significant increase (P>0.05) in the concentration of createnine. significant decrease (P <0.05) in the concentration of albumin, TSP, while an increase is not significant (P>0.05) in the concentration of globulin. There is effect of sex, age, BMI, and duration of the disease for patients with gallstones compared to healthy persons. There is effect of the taking contraceptive pills for female patients infected with gallstones compared to patients female non Taking contraceptive pills.

دراسة مناعية نسجية للاستجابة المناعية لسرطان الغدة اللبنية المغروسة في الفئران البيض == Immunological And Histological Study For Immune Response To Implanted Murine Mammary Adenocarcinoma In Albino Mice

Author name: نور ابراهيم عبد الزهرة شبر
Supervisor name: احمد حميد عبود العزام | جميل جري يوسف الحميداوي
General topic: Biology
Specific topic: Microbiology - Immunology
Degree: Master
University: University of Kufa - College Of Education For Girls - Department Of Biology
Language: Arabic
University location: Najaf
First pages:
Abstract: يعد السرطان واحدا من المخاطر الاساسية التي تهدد حياة الانسان في مختلف بلدان العالم، لان هذا المرض لا يقف عند عضو معين فهو ينتشر الى كثير من اعضاء الجسم الاخرى ليفتك بها، ومن هذا انطلقت الدراسة الحالية التي اجـريت للفترة من تشرين الاول / 2012 م ولغاية اب | The Cancer is one of highly risk factors that threats the human life world wide, because the disease has metastatic property from primary to secondary sites. This study was carried out during the period extending between October 2012 and August 2013, in laboratories of Faculty of Veterinary Medicine & Faculty of Education for girls in University of Kufa. It is aimed to follow up the changes in volume of growing tumor in female albino mice which were injected with cells of murine mammary adenocarcinoma.The histological changes, immunohistochemical examination investigate the distribution of CD8+ T lymphocytes were also studied.The changes of IgG and IgM titers in serum were also investigated. The study included use of 40 female albino mice at age 6 - 8 weeks, 25g weight average.All mice were injected by cells of murine mammary adenocarcinoman (AM3) in subcutaneous of femoro - dorsal region, and ascending to cervical region. The tumor was successfully implanted into 28 mice.These mice divided into four groups, each contains seven tumor - bearing mice.The animals of the first group subjected to the investigations after 48 hrs from implantation , while those of 2nd, 3rd & 4th groups after 10, 20, 30 days respectively. Seven healthy mice were considered as control group to comparison of immunological tests. Tumor volume & relative tumor volume were measured in different experimental groups. Histological section were prepared by routine histological techniques that including the steps of dehydration, clearing, infiltration, embedding, cutting & staining by hematoxylin and eosin stains, then microscopical examination had been done by optic microscop. The results indicated there was significant increase in tumor volume and relative volume with advancing of tumor age in animals of 2nd, 3rd & 4th groups where compared with first group. The gross examination of the animals of different groups showed that the tumor grew as irregular projection with loss of hair and erosion of overlying skin with milky discharge. The post - mortem examination revealed that the tumor mass was divided into small lobules with various coloures and the tumor mass surrounded by fibrous tissue which increase in thickness as the tumor increased in the age. Extensive areas of necrosis were noticed in the centers of the tumor masses. The microscopic examination of tumor masses in the first group raveled there were sub cataneous small aggregation of tumor cells at the implantation region as well as dispersion of the implantated tumor cells. The inflammatory cells, especially neutrophils were infiltrated. In the second group, the tumor masses showed lobulation by fibrous septa with proliferation of new blood vessels with congestion of them. Infiltaration of inflammatory cells, particularly the lymphocytes. The tumor cells arranged as ribbons and acini, characterized by hyperchromacia pleomorphism, high N/C ratio as well as appearance of mitotic figures. The histological features of the third group revealed increase of amount of fibrous tissue extensive necrotic areas and loss of architecture.These appeared in the fourth group in addition to the presence of cellular debris with dead inflammatory cells. The immunohistochemical study showed no CD8+ T cells were infiltrated in the mass of first group but the little infiltration of these cells was show in the second group. The highest infiltration of the CD8+ T cells was appeared in the third group. while the little cells were discharged in the fourth group. The results of the single radial immunodiffussion assay showed that the implantation with mammary adenocarcinoma had significant effect in increasing the titer of IgM after (48) hours and (30) days from implantation of tumor compared to control group, while the titer is not significant after (10) and (20) days from implantation of the tumor compared to control group. Also the results revealed a significant decrease in the titer of IgG after (48) hours and (30) days from implantation of the tumor, while were no significant increase in the titer of immunoglobulin after (10) and (20) days from implantation of the tumor, compared to the control group. From all the above, We concluded that there was variable histological changes as the age of tumor advanced these changes were characterized by increase of amount of tumor cells in the first groups and occurrence of necrosis in late groups, as well as increase the fibrous tissue as the tumor age advanced. The infiltrative CD+8 lymphocyt was also variable as change of tumor age. The implantation of tumor in mice groups had marked effect in stimulation of humoral immune response through increase of IgM & IgG titers.

التعبير الجيني للمورث Erg11 وعلاقته بالمقاومة وظاهرة رجوع النمو لبعض عزلات خميرة المبيضات البيضاء المختبرة تجاه مضادات الازول الفطرية == Gene Expression of Erg11 And It’s Relation With Resistance And Trailing Growth Phenomena of Some Isolates of Candida Albicans Tested Against Azole Antifungals

Author name: حيدر عبد الحسين عباس
Supervisor name: عدنان حمد عبيد الحمداني
General topic: Biology
Specific topic: Microbiology
Degree: Master
University: University of Al-Qadisiyah - Faculty Of Education - Department Of Biology
Language: Arabic
University location: Qadisiyah
First pages:
Abstract: هدفت الدراسة الحالية الى الكشف عن دور المورث Erg11 والتعبير الجيني النسبي له في مقاومة خميرة المبيضات البيضاء C.albicans وعلاقته بنشوء عزلات مقاومة او ظاهرة رجوع النمو Trailing growth لهذه الخميرة عند اختبار حساسيتها الدوائية تجاه بعض مضادات الازول (الفلو | The current study aimed to detect the role of Erg11 gene and its relative expression in the resistance of Candida albicans, and its relationship with the emergence of resistace or Trailing growth isolates when tested its susceptibility against azoles agenst (fluconazole, ketoconazole). A total of 120 specimens were collected from patients of both gender with different ages whom infected with oral thrush, uro - genital and Gastrointestinal candidiasis and admitted the General Teaching Hospital and materinaty and children Teaching Hospital in AL - Diwaniyah city during the period from December/2012 to February / 2013. The isolation and identification of yeast isolates were done based on their morphological, Cultural and biochemical tests in addition to use the confirmatory systems such as the growth on Chrom Agar candida, Api Candida and Tobacco Agar medium to distinguish C.albicans from other yeast spp. Also, some virulence factors of C.albicans such germ tube formation, chlamydospores production, growth at of 45 c and resistance to cycloheximide were detected. The antibiotics sensitivity test was used in two method (disk diffusion & dilution) to determine the sensitive, trailing growth, resistance isolates and minimal inhibitory concentration (MICs) toward azole agents. The qRT - PCR was used to detect the relative quantitative of Erg11 gene expression and its relationship with resistance to azole and emergence of trailing growth phenomena in the presence of Fluconazoles and ketoconazole. The isolation and identification results revealed that the isolation percent of C.albicans was 47.05 % incomparison with other Candida species that were 15.3%, 11.76 %, 8.23 % and 5.9 % for C.krusi, C.dubliniensis, C.tropicalis, C. parapsilasis and C.glabrata , respectively. The antibiotic susceptibity tests of C.albicans showed the presence of resistance precent (38.89%) to fluconazole and the most of sensitive isolates revealed a trailing growth phenomena in the zone of growth inhibition of floconazole in a ratio 55.56%. While the resistance percent to ketoconazole was 27.78 % and the sensitive isolates showed the trailing growth in a ratio (38.89%). The statistical analysis showed a significant differences (P <0.05) among tested treatments. The MICs values of fluconazole against C.albicans isolates were 8, 16, and 64 Mg/ml for sensitive isolates and were 0.125 and 0.5 Mg /ml for resistance isolates and the trailing growth phenomena occurred at MICs value ? 8 Mg/ml within 24 hours of incubation while the values became ? 64 Mg/ml after 48 hours of incubation.There was a significant differences (p< 0.05) among tested treatments isolates incubated at 24 hours while there was no significant differences (P>0.05) at 48 hours of incubation. In respect with Ketoconazole, the resistance of C.albicans was increased after 48 hours of incubation at MICs values 0.125, 0.25, 0.5 and 1 Mg /ml while its was sensitive at values 4, 8 and 16 Mg /ml and the trailing growth phenomena occurred when the MICs ? 2 Mg/ml after 24 hrs of incubation, while it reached to ? 8 Mg/ml after 48 hrs of incubation. There was a significant differences (p< 0.05) among tested treatments incubated after 24 hours while there was no significant differences (P >0.05) among treatments after incubation 48 hours. The results of relative quantitative gene expression for both genes revealed a significant differences (p< 0.05) in gene expression levels through the occurrence of increased in the transcription of mRNA quantity among tested treatments.The up - regulation of Erg11 and fold change in mRNA transcription was 2.498 fold compared with 1.0 for control treatment after 24 hrs of incubation in the presence of antifungal, while the increasment was 12.606 fold after 48 hrs of incubation of isolates with antifungals.

دراسة بعض الصفات الفيزيائية والكيميائية والحياتية لمياه نهر دجلة ضمن مدينة تكريت == Study of Some Physical, Chemical And Biological Properties On Tigris River In Tikrit City

Author name: بشار طارق اسماعيل هلال الشنداح
Supervisor name: رياض عباس عبد الجبار
General topic: Biology
Specific topic: Plant
Degree: Master
University: Tikrit University - College Of Science - Department Of Biology
Language: Arabic
University location: Salahaddin
First pages:
Abstract: تهدف الدراسة الحالية للتعرف على بعض الجوانب الفيزيائية والكيميائية والحياتية لمياه نهر دجلة ضمن مدينة تكريت ولمياه المخلفات السكنية في محطة المعالجة.جمعت العينات لمدة سبعة اشهر اعتبارا من شهر تشرين الثاني 2006 وحتى نهاية شهر ايار 2007 وبمعدل مرتين شهريا | The present study aimed to find out some physical, chemical and biological aspects of Tigris river passed in Tikrit - city, and population residence in the treatment unit.Samples were collected over the period of seven months during November 2006 to the end of May 2007 biweekly. Four stations were selected for sample collections over the distance of 25 km. Two stations were in Tigris river and two were in the treatment unit. The first selected station was close to the old water purification unit in Tikrit - city. The second station was selected at the treatment unit in AL - Dubaee before the mechanical treatment unit. The third station was selected at the treatment unit after the biological treatment. The fourth station was selected in Tigris river about ten km south of the treatment unit at AL - Dijla town. The study involved an investigation of some physical, chemical and biological aspects of Tigris river and the residence waste discharges to the river. This included air and water temperature, conductivity, PH, dissolved oxygen, BOD, Turbidity, total hardness, calcium and magnesium hardness, chloride, total alkalinity, nutrients (i.e., phosphate, nitrite, silica) , and the concentrations of heavy metals (i.e., cadmium and cupper). The biological factor included the total bacteria counts cultured on nutrient agar. Results of the study clarify the close relation between air and water temperature which varied (8.5 - 36) C0 and (9 - 27) C0 respectively. Conductivity values were relatively high and ranged (128 - 3530) microsemens/cm. River water almost was alkaline during the period of the study. PH values of the first and fourth stations were close in the river, although a value of 6.12 was recovered at station on during May. In all stations, PH values ranged (8.8 - 6.12). River water has a good ventilation, dissolved oxygen values ranges (8 - 11) mg/L at the first and the fourth stations, while these values were (0.1 - 1.34) mg/L at the second and third stations. Mean dissolved oxygen values pointed out the availability of good oxygen concentration for the continuity of living organisms which ranged (0.3 - 5.8) mg/L in Tigris river, while BOD values at the stations second and third were high and ranged (5.6 - 131.2) mg/L. Turbidity was high during April at the stations one and four and ranged (2.03 - 788) NTU in all stations. Total hardness in Tigris river was slightly low - very hardness and ranged (120 - 360) mg/L at the first and fourth stations, while these values were (180 - 480) mg/L at stations two and three.The high total hardness values coincided with the high conductivity values. Concentrations of calcium ions responsible on the calcium hardness ranged (211.4 - 120.7) mg/ L was higher than magnesium ions responsible for magnesium hardness range (5 - 265) mg/L.Records of chloride ions ranged (14.16 - 169.99) mg/L at all stations. However, chloride values at stations first and fourth were among the allowed world values and ranged (14.16 - 42.48) mg/L.Alkalinity values were due to the carbonate and bicarbonate and ranged (35 - 725) mg/L.phosphate values ranged (0.168 - 25.2) µg phosphor atom - phosphate/L. Low nutrient values recorded in Tigris river, while the highest values recorded at second station (treatment unit).Nitrite values fluctuated at all stations and ranged (0.078 - 14.778) µg Nitrogen atom - Nitrite /L. Silica values ranged (648 - 5961.6) µg silicon atom - silica /L. Heavy metals values (Cadmium and Cupper) clarify that, Cadmium were (un sensible), except one value (0.008) mg/L that recorded at November, and un sensible for Cupper.Results of the statistical analyses of all involved factors showed significant differences at stations first and second, and between the first and third stations as well as the fourth station. While there was no significant differences between the second and fourth stations. And no significant differences between stations first and fourth.Total bacterial counts indicated high bacterial counts, and the average of total bacterial count ranged (2.605X105, 5.44X108, 2.265X108, 2.385X105) / ml at the four stations respectively, so the Tigris river considered pollutant - very pollutant.

دراسة شكليائية ونسجية للقناة الهضمية في سمكة الخشني Liza abu Heckel.1843 == Morphological And Histological Study of The Digestive Tract In Liza Abu (Heckel, 1843)

Author name: حنان رعد ضياء حسين
Supervisor name: وجدان بشير عبد
General topic: Biology
Specific topic: Zoology - Histology
Degree: Master
University: University of Baghdad - Ibn Al-Haytham College Of Education For Pure Sciences - Department Of Biology
Language: Arabic
University location: Baghdad
First pages:
Abstract: The morphological and histological structure of digestive tract in one species of Iraqi fish that resides in Iraqi inland fresh water (Liza abu) was studied. In this study used (43) fish were in different lengths, the gut of these fish have removed to study the relationship between the length of gastrointestinal tract and the standard body length as well as for morphological and histological study. The value of relative digestive tract length (RGL) was 2.9. Intestine was the longest part of the digestive tract, the average length of intestine was (32 cm). The shape of the folds of the mucous membrane lining the walls of digestive tract showed some differences in different parts of digestive tract, in esophagus the folds were longitudinal running along the wall and it was straight, unbranched and the mean of their number was (9 - 8) folds. In the stomach the folds were longitudinal and (7 - 6) in their number, they were branched into fingerlings structures. In pyloric caeca, anterior and posterior part of intestine and rectum the folds were fingerlings in shape, unbranched and their number were (20 - 19), (27 - 26), (25 - 23), (19 - 18) respectively. Histological study was shown that the wall of the digestive tract is consist of four major coats, from the inside to the outside they were as follows : Tunica Mucosa which characterized by its clear three parts, epithelial tissue, lamina propria and muscularis mucosa. Epithelial tissue in esophagus was thick stratified squamous epithelium, in stomach was thin simple columnar epithelium and gradually increase in length in each of pyloric caeca, intestine and rectum and it was simple columnar epithelial tissue. Mucous which is secreted in esophagus is made of a large proportion of neutral and acidic mucopolysaccharide, while the mucous secreted in the cardiac stomach consist of a large proportion of neutral mucopolysaccharide and less proportion of acidic mucopolysaccharide, either, in the pyloric stomach is consist of very small proportion of both neutral and acidic mucopolysaccharide, in pyloric caeca mucous consist of a small proportion of neutral mucopolysaccharide and less proportion of acidic mucopolysaccharide, and the mucous secreted in an anterior, posterior parts of intestine and rectum consist of small proportion of acidic mucopolysaccharide and large proportion of neutral mucopolysaccharide. Lamina propria consists of connective tissue containing capillaries and lymphoid cells and it represent the basis of the folds, in the cardiac stomach it contains simple tubular glands. Muscularis mucosa characterized by the presence of muscle fibers that are not continuous, the higher thickness of this layer was in pyloric stomach. Tunica Submucosa consists of connective tissue that contains capillaries, the higher thickness of this coat was in the stomach and less thickness of this coat was in the rectum. Tunica Muscularis consists of two layers of smooth muscle fibers, the internal layer has a circular arrangement, the external layer has a longitudinal arrangement in stomach, pyloric caeca, intestine and rectum. either in esophagus tunica muscularis was arranged in inverse manner. The circular and longitudinal muscle fibers in esophagus were skeletal muscle fibers, and they were smooth and non - striated in stomach, pyloric caeca, intestine and rectum. the higher thickness of this coat was in the stomach and less thickness was in the rectum Tunica Serosa is present in all regions of digestive tract.

التمنيع والتحدي لبكتريا Citrobacter freundii فاقدة الجدار المسببة لخمج السبيل البولي == Immunization And Challenge For Walled Citrobacter Freundii And Walled Defective That Causing Urinary Tract Infection

Author name: عبد الرسول عويد عداي الشبيب
Supervisor name: قاسم نجم ثويني
General topic: Biology
Specific topic: Microbiology
Degree: Master
University: University of Babylon - College Of Science - Department Of Biology
Language: Arabic
University location: Babylon
First pages:
Abstract: Cryptic bacterial infection has been studied in urinary system to Human, where 50 underwent urine samples from patient mostly based consulting auditors Hilla public Education Hospital for the period from November 2012 until Feb. 2013. Patients ranged in age from 20 - 50 years males and females bacterial infection rate was 70% distributed between the cell wall defective bacteria had 38% and 32% cell - wall bacteria and the results showed 30% as negative cases. Amicroscopic examination of the urine sludge Showed clear sovereignty of non - specialized immune response type of mixed cell 34% followed by mononuclear cell 30%. Samples were cultured on routine media (Blood agar , Macchonky agar) and Modified media (Variant agar, Variant broth). Out put diagnosed by bacterial system diagnostics, phen - otypic, microscopically and biochemistry by using the special test for microorganism diagnosis and using API 20 E and the use VITEK 2 to confirm some samples results. Characterized by colonies of cell wall defective bacteria grow on variant agar it resembles fried egg which could seen after staining Deinse stain. Citrobacter freundii recorded 12%, the highest rate among cellwall defective isolates. Sensitivity test for bacterial isolates were screened from U.T.I both two type (CWB & CWDB) showed the highest rate of sensitive to Impinem 100% represented CWDB, as well as the highest rate of resistance to Ampicillin 100% represented by the same group of isolates. experimental study with urinary tract infection by injecting bacterial stuck of Citrobacter freundii to the three groups of rabbits : first group ( 3 Rabbits ) : immunized with viable surface antigen extracted from CWDB, second group : ( 3 Rabbits ) immunized with heat killed surface antigen extracted from CWB, the third group (4 Rabbits) represented control group it been treated with sterile normal saline. the injection process through urethra, and then underwent a histological study, was histological damage to the members of the animal - derived non - immunized (control group) seemed clear was the appearance of symptoms of the total cellular infiltration and disruption of the mucous layer and epithelial and other symptoms. The immunized animals have shown their ability to defy injury. It is the study of serological reactions to bacterial antigens Citrobacter freundii immunized with vaccines for rabbits given high caliber agglutination with its specialized vaccines and low with adversity and that the absorption and the corresponding and variant antigen does not remove the agglutination effectiveness with immune sera prepared suggesting that the absorption is incomplete and that the difference between the wall and a wall defective in terms of antigenic is quantitative and qualitative.

دراسة بعض متغيرات الخطوط الجلدية للبنان ومجاميع الدم لذكور اطفال التوحد

Author name: اسراء جعفر صادق السعدي
Supervisor name: نصر فرحان عبد الله
General topic: Biology
Specific topic: zoology - Genetics
Degree: Master
University: University of Baghdad - Ibn Al-Haytham College Of Education For Pure Sciences - Department Of Biology
Language: Arabic
University location: Baghdad
First pages:

التاثير التثبيطي لبعض المستخلصات على فعالية انزيم Angiotensin converting enzyme وبعض المؤشرات الحيوية المساهمة في ارتفاع ضغط الدم == Inhibitory Effect of Some Plant Extracts On Angiotensin Converting Enzyme Activity And Some Biochemical Marker That Associated With Hypertension

Author name: رؤى اياد يوسف
Supervisor name: غازي منعم عزيز | حسن فياض
General topic: Biology
Specific topic: Biotechnologies
Degree: Master
University: University of Baghdad - College Of Science - Department Of Biotechnology
Language: English
University location: Baghdad
First pages:
Abstract: The present study was sought to investigate the inhibitory effect of four crude aqueous plant extracts : Zingiber officinale Roscoe (ginger), Camellia sinensis (Green tea), Olea europaea (Olive) and Hibiscus sabdariffa (Rosella) on key enzyme linked to hypertension, Angiontensin - I Converting enzyme (ACE), and on the oxidant/antioxidants status, lipid profile in vitro and in vivo studies. Study of some biochemical biomarker demonstrated that antioxidant enzyme, oxidant enzyme, liped profile and ACE level for 75 hypertension patients. Antioxidant enzymes superoxide dismutase (SOD) and glutathione peroxidase (GPx) were shown to have cross relationship with ACE level in hypertension groups, while lipid profile have positive relationship with ACE level in hypertension groups. ACE activity for the four groups G1, G2, G3, G4 were 19.61±3.97, 21.3 ± 1.95, 28.06 ± 5.34 and 32.74±8.19 ng/ml respectively. From these results we concluded that ACE was associated with hypertension and its modulated by drug or herbal extracts. Angiotensin - I Converting enzyme was extracted from sheep lung with specific activity 0.08 U/mg, then the crude ACE extract was concentrated with sucrose by dialysis with specific activity 0.1 U/mg, purification fold was 1.25.The enzyme was purified partly by ion - exchange chromatography using DEAE - cellulose with specific activity 0.5U/mg, yield 30% and purification fold 6.25. ACE activity was determined using N - [3 - (2 - furyl) acryloyl]L - phenylalanyl glycyl glycine (FA - PGG) as a substrate. Results for in vitro ACE inhibitory activity using plant extracts (ginger, green tea, roselle and olive) showed that the all four crude aqueous plant extracts had inhibitory activity in different values when used in the same concentrations about (1 mg/ml), and ginger extract possessed higher inhibitory activity than other three extracts. The ACE inhibitory potency of the ginger extract was found to be significant (P<0.001) when compared with the standard anti - ACE inhibitor drug (Captopril) at the same concentration. The inhibitory activity of ginger extract with different concentration (25, 50, 100 mg/kg) in L - N - ? - nitro - L - arginine methyl ester (L - NAME) induced hypertensive mice was evaluated. Acute oral administration with L - NAME 50mg/kg.b.w causes a rise in blood pressure in normal mice. Administration of aqueous ginger extract (25, 50 and 100 mg/kg) for 4 weeks in L - NAME treated mice significantly (P<0.05) reduced the mean arterial blood pressure compared with L - NAME animals without treatment, with decreasing the serum levels of ACE; while the activity of superoxide dismutase (SOD) and glutathione peroxidase(GPx) showed a significant elevation in ginger treated L - NAME induced hypertensive mice. The results suggest that ginger extract could prevent the development of high blood pressure induced by L - NAME probably can be attributed to prevent or reduce the oxidation process and the inhibition of physiological processes of a substance L - NAME and so as it contains ginger compounds of polyphenols, which inhibits the activity of the ACE and prevent oxidation of fats and repair System Antioxident. Our study concluded that ginger might act as a natural alternative to better and safer in the prevention of negative impacts and risk factors such as high blood pressure and lipids.
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