Annahita Rezaee
Department of Pathobiological Sciences, Faculty of Veterinary Medicine, Shahid Chamran University of Ahvaz, Ahvaz, Iran
[ 1 ] - Chronic heat stress in Iranian fat-tailed ram lambs: clinical and paraclinical parameters
BACKGROUND: The effect of heat stress on physiologicalparameters has been well documented. However, there arereports of a genetic based heat tolerance in some sheep breeds.OBJECTIVES: The aim of the present study was to monitor thephysiological responses of an Iranian fat-tailed breed againstheat stress and an acute stress insult. METHODS:Atotal numberof 15 fall-born ram lambs were selected and...
[ 2 ] - Evaluation of immunopathologic effects of aqueous extract of Echinacea purpurea in mice after experimental challenge with Pasteurella multocida serotype A
In order to assess the immunopathological effects of aqueous Echinacea purpurea extract (EPE) on mice experimentally challenged with Pasteurella multocida serotype A, forty female BALB/c mice were randomly divided into four groups. The groups included a control group (received sterile distilled water 2 times/week for 2 weeks, intraperitoneally and then 100 μl sterile saline intranasally), a PMA...
[ 3 ] - Coincidence of meibomian adenoma and squamous cell carcinoma in the upper eyelid of a sheep: histopathological and immunohistochemical studies
This report is related to a female 7-year-old crossbreed sheep whose right eye had been protruded andswelling of upper eyelid was observed. Routine enucleating was performed. Histopathological evaluation ofeyelid revealed coincidence of two kinds of neoplasms. The first part was composed of multiple lobules ofsebocytes, which were detected as meibomian adenoma. The second section included infil...
[ 4 ] - Case report of chondroma in a grass carp (Ctenopharyngodon idella)
The grass carp (Ctenopharyngodon idella) is a herbivorous, freshwater fish species of the family Cyprinidae, and the only species of the genus Ctenopharyngodon. Neoplasms in fishes are generally less aggressive than neoplasms in mammals and are most commonly discrete, focal and benign neoplasms. A 3-year-old grass carp with a big mass on the vertebrae was referred to the clinic...
[ 5 ] - Classification and grading of canine malignant mammary tumors
Histological grading is a good parameter to stratify tumors according to their biological aggressiveness. The Elston and Ellis grading method in humans, invasive ductal breast carcinomas and other invasive tumors are routinely used. The aims of this study were classification of mammary gland tumors and also application of a human grading method in canine mammary carcinoma. The samples included ...
[ 6 ] - Protein 53 expression in a mixed Labrador subcutaneous lymphoma
An 11 year – old mixed female Labrador was presented with two masses in trunk and neck. The tumoral masses were excised and sent for histopathological and immunohistochemical analyses. Histopathological examination of masses revealed diffuse infiltration of small sized lymphoid cells in subcutaneous tissue which were intense around the blood vessels. More than 10% lymphoid cells were CD3 positi...
[ 7 ] - بررسی ماکروسکوپیک و میکروسکوپیک عصاره الکلی حنا (Lawsonia inermis) در التیام آسیب جلدی تجربی ایجاد شده در پوست ماهی ماکرو ( Labidochromis caeruleus)
یکی از گیاهان داروئی شناخته شده در طب سنتی، حنا با نام علمی Lawsonia inermis می‌باشد. با توجه به وجود ترکیبات موجود در برگ‌های این گیاه، خواص فراوانی از جمله خاصیت ضد میکروبی، ضد التهابی، ترمیم زخم، مهارکننده‌ی تریپسین و نقش آنتی اکسیدانی برای آن گزارش شده است. این مطالعه با هدف بررسی تأثیرگذاری دو ماده‌ی طبیعی (حنا و نمک) در روند التیام زخم تجربی ناشی از برداشتن فلس و تزریق آنزیم تریپسین (02/0...
[ 8 ] - The first report on epicardial cavernous hemangioma in farmed sturgeon, Acipenser baerii, a microscopic survey
Haemangioma is a benign tumor of vascular endothelial cells or their progenitors. In spring of 2016, an Acipenser baerii, (+3 years, 2.2 kg weight) was reffered to the Department of Aquatic Animal Health, Faculty of Veterinary Medicine, Shahid Chamran University of Ahvaz. After dissection it was found that the heart had a cobblestone appearance which was characterized by multiple dark red cysts...
[ 9 ] - Effects of Tribulus Terrestris extract and Vitamin C on changes induced by cyclophosphamide in the rat ovary
Introduction: Cyclophosphamide (CYP) is an alkylating agent, which is used in different diseases. It has several important side effects on ovaries. Tribulus terrestris extract (TTE) has different steroidal saponins and has been used for a long time as an aphrodisiac. The aim of this study was to evaluate the protective effects of TTE on the toxicity of CYP in the ovary of rats. Methods: For...
[ 10 ] - بررسی الگوهای هیستوپاتولوژی ضایعات پوستی غیر توموری در سگ های ارجاعی به بیمارستان دامپزشکی اهواز
هدف از تحقیق حاضر بررسی الگوهای هیستوپاتولوژی در ضایعات پوستی سگ‌های مراجعه نموده به بیمارستان دامپزشکی اهواز می‌باشد. این مطالعه بر روی ضایعات جلدی 40 قلاده سگ ارجاعی انجام شد. پس از انجام معاینه و بررسی کامل ماکروسکوپی و آرامبخشی حیوان، با استفاده از پانچ پوستی نمونهگیری انجام شد. از نمونه‌ها اسلایدهای رنگ-آمیزی شده به روش هماتوکسیلین و ائوزین تهیه شد. در بررسی ماکروسکوپی تمامی موارد موریخت...
[ 11 ] - بررسی آسیب‌شناسی آبشش و پوست ماهیان گلدفیش و آنجل در شهرستان‌های آبادان و خرمشهر
با توجه به گسترش نگهداری ماهیان زینتی در ایران و جهان مسأله بهداشت و بیماری‌های این گونه ماهیان از اهمیت ویژه‌ای برخوردار است. در این تحقیق با استفاده از دو روش تهیه لام مرطوب و لام هیستوپاتولوژی ضایعات و آلودگی‌های انگلی مختلف در بین دو گونه معمول و پرطرفدار ماهیان آکواریومی آب شیرین، گلدفیش و آنجل مورد بررسی و مقایسه قرار گرفت. در این تحقیق مجموعاً 40 عدد ماهی گلدفیش (Carassius aurat...
[ 12 ] - بررسی هیستوپاتولوژی کلیه و کبد در ماهیان اسکار (Astronotus ocellatus) و دیسکاس (Symphysodon discu)
هیستوپاتولوژی یکی از راه‌های تشخیصی بیماری‌ها در آبزیان می‌باشد. هدف از این تحقیق بررسی هیستوپاتولوژی بافت‌های کلیه و کبد ماهیان آکواریومی اسکار (Ocellatus astronotus) و دیسکاس (Symphysodon discus) بود. ماهیان مورد مطالعه در شرایط کم استرس به آزمایشگاه شیلات انتقال یافتند. برای تهیه مقاطع بافتی پس از آسانکشی، ابتدا ماهیان را کالبدگشایی کرده و از بافت‌های مذکور قطعاتی را جدا نموده و در بافر فرما...
[ 13 ] - Gallic acid protects the liver in rats against injuries induced by transient ischemia-reperfusion through regulating microRNAs expressions
Objective(s): Gallic acid (GA) is a highly effective antioxidant, which its beneficial effects are well known, but its impact on expression of microRNAs (miRs) following hepatic ischemia-reperfusion (I/R) is not well recognized. Therefore, the current research was designed to specify the beneficial effect of GA on miRs (122 and 34a), liver functional tests, and histopathological alterations bey...
[ 14 ] - Experimental Infection of Turkeys with A Virulent Newcastle Disease Virus Isolated from Broiler Chickens
Newcastle disease (ND) is a highly contagious infection of many avian species, mainly chickens and turkeys, with a devastating impact on worldwide poultry production. The ND accounts for heavy losses in Iranian poultry flocks. There are some reports regarding the epidemiology of this infection in Iran. This study was performed to investigate the infection of turkeys with a Newcastle disea...
[ 15 ] - Comparing the Effect of Acute and Chronic Cyclophosphamide Administration on Cognitive and Avoidance Memories and Histopathology of the Hippocampus in Mice
Background and purpose: The quality of life in patients with cancer is affected by cognitive changes after chemotherapy. There are different reports about the effect of cyclophosphamide as a chemotherapy agent on cognitive function. So, the present study aimed to investigate the effects of acute and chronic injections of cyclophosphamide on passive avoidance and novel object recognition memory ...
[ 16 ] - Concurrent occurrence of granulosa cell tumor, uterine adenomyosis, cystic endometrial hyperplasia and uterine serosal inclusion cyst in a bitch
An eleven-year-old Doberman-German Shepherd mixed bitch was presented with vulvar enlargement, vaginal discharge, and bleeding for two months and a week before, respectively. The dog was operated for routine ovariohysterectomy. During the surgery, a liquid-filled sac was observed on the ventrolateral border of the right uterine horn. The sac was ligated and excised. The uterine horns and ovarie...
[ 17 ] - بررسی اثرات محافظتی بروملین در برابر تغییرات مارکرهای التهابی ناشی از مسمومیت ریوی با کادمیوم در موش صحرایی
اثرات محافظتی احتمالی بروملین، به عنوان یک داروی گیاهی با خواص ضدالتهابی، در مقابل مسمومیت حاد ریوی ناشی از کادمیوم مورد مطالعه قرار گرفت. تعداد 66 سر موش صحرایی آلبینو نژاد ویستار به ترتیب در 11 گروه تحت درمان قرار گرفتند: گروه 1 (کنترل منفی)؛ گروه 2 و 3: کلریدکادمیوم با دوز 400 میکروگرم به ازای هر موش صحرایی به صورت داخل نایی دریافت کرده و به ترتیب پس از 5 و 10 روز مورد نمونهگیری قرار گ...
[ 18 ] - Cardiotoxic Effects of Hemiscorpius lepturus Scorpion Venom Fractions in Rats
Background: Scorpion stings are responsible for many deaths in humans; however, the toxicity mechanisms of the venoms from many species are not well studied. We investigated the cardiotoxicity of the crude venom from H. lepturus scorpion and its isolated fractions, F-I to F-VI. Methods: The scorpion’s venom was extracted into six fractions by chromotagraphy. Healthy male Wistar rats (N=72) wer...
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