نتایج جستجو برای: disease Rat

تعداد نتایج: 1740446  

Journal: :iranian journal of pharmaceutical research 0
m shafiee ardestani h fathi-moghaddam

in the present study, the effect of steroidal anti-inflammatory drug betamethasone (0.12, 0.24 mg/kg, i.p. acutely) on striatal glutamate level in parkinsonian rats was studied using the microdialysis technique. our results showed significant differences (p<0.05) in the level of striatal glutamate between treated and non-treated damaged rats.

Journal: :avicenna journal of phytomedicine 0
siamak beheshti division of animal science, department of biology, faculty of science, university of isfahan rezvan aghaie division of animal sciences, department of biology, faculty of sciences, university of isfahan, isfahan, iran

objective: frankincense improves memory in different models of learning. however, its influence on models of alzheimer&apos;s disease (ad) has not been studied widely. in the present study, the therapeutic effect of frankincense was evaluated in a model of ad induced by i.c.v administration of streptozotocin. materials and methods: under stereotaxic surgery, two guide cannulas were implanted in...

Journal: :basic and clinical neuroscience 0
somayeh hajipour physiology research center, department of physiology, school of medicine, ahvaz jundishapur university of medical sciences, ahvaz, iran. alireza sarkaki golestan blvd., , ahvaz jundishapur university of medical sciences, ahvaz-iran. yaghoob farbood golestan blvd., , ahvaz jundishapur university of medical sciences, ahvaz-iran. akram eidi department of biology, sciences &amp; researches branch, islamic azad university, tehran-iran. pejman mortazavi dept. of pathology, faculty of specialized veterinary science, science&amp; research branch, islamic azad university, tehran-iran. zohreh valizadeh department of nursing and midwifery, dezfoul branch, islamic azad university, dezfoul, iran.

introduction: to study the effect of gallic acid (ga) on hippocampal long-term potentiation (ltp) and histological changes in animal model of alzheimer disease (ad) induced by betaamyloid (aβ). methods: sixty-four adult male wistar rats (300±20 g) were divided into 8 groups: 1) control (cont); 2) ad; 3) sham; 4-7) ad+ga (50, 100, and 200 mg/kg for 10 days, orally) or vehicle, 8) cont+ga100, aβ ...

Journal: :iranian journal of pharmaceutical research 0
a arzi m rezaei

l-tyrosine, b6 and folic acid are involved in biosynthesis of dopa and consequently dopamine. the aim of this study was to investigate the antiparkinsonian effect of these agents in perphenazine-induced catatonia in rats. murprogo method or scored muscular rigidity, which is induced by a phenothiazine, was used to evaluate the antiparkinsonian effect of these agents. a significant decrease in m...

Journal: :iranian journal of basic medical sciences 0
mina eftekharzadeh department of anatomy, faculty of medicine, iran university of medical sciences, tehran, iran maliheh nobakht department of anatomy, faculty of medicine, iran university of medical sciences, tehran, iran cellular and molecular research center, iran university of medical sciences, tehran, iran akram alizadeh department of tissue engineering, school of advanced technologies in medicine, tehran university of medical sciences, tehran, iran mansooreh soleimani department of anatomy, faculty of medicine, iran university of medical sciences, tehran, iran cellular and molecular research center, iran university of medical sciences, tehran, iran

objective(s): intracerebral injection of bone marrow stromal cells (bmscs) is being investigated as a therapeutic tool to prevent alzheimer&apos;s disease (ad). our aim was to investigate the effects of bmscs by intrathecal injection in ad rat model. materials and methods: bmscs were obtained from the bone marrow of wistar rat and transplanted into ad rat model via intrathecal injection. the ra...

Journal: :middle east journal of digestive diseases 0
hadi emamat maryam noori forough foroughi marjan rismanchi hassan eini–zinab azita hekmatdoost

background: there is no convenient cheap pragmatic experimental model for nonalcoholic fatty liver disease (nafld)/nonalcoholic steatohepatitis (nash). we aimed to create a pragmatic model of nafld/nash. methods: sprague-dawley rats were fed a high-fat, high sugar homemade diet ad libitum for seven weeks. the high-fat, high sugar diet included 59% of energy derived from fat, 30% from carbohydra...

Journal: :basic and clinical neuroscience 0
yaghoob farbood alireza sarkaki mojtaba dolatshahi seyed mohammad taqhi mansouri ali khodadadi

introduction: neuroinflammation may play as an important risk factor in progressive degeneration of dopaminergic cells. antioxidants have protective effects against free radicalsinduced neural damage in parkinson’s disease (pd). in the present study, we examined the effects of ellagic acid (ea) on locomotion and neuroinflammatory biomarkers in a rat model of pd induced by 6-hydroxidopamine (6-o...

پایان نامه :دانشگاه تربیت معلم - تهران - دانشکده زیست شناسی 1393

امروزه برهم کنش میان سیستم های گلوتاماتی و کانابینوئیدی در برخی از نواحی مغزی مرتبط با حافظه به اثبات رسیده است. بنظر می رسد که هسته آکومبنس با داشتن جایگاهی در مرکز مدارهای نورونی سیستم لیمبیک نقش یکپارچه سازی و تثبیت اطلاعات ورودی از سایر بخش های مغز را برعهده دارد. در این مطالعه، اثرات ناشی از تزریق آگونیست و آنتاگونیست رسپتورهای کانابینوئیدی (cb1) و گلوتاماتی (nmda) به ناحیه پوسته آکومبنس د...

پایان نامه :وزارت علوم، تحقیقات و فناوری - دانشگاه تربیت معلم تهران - دانشکده علوم 1379

با توجه به این نکته که سیستم نیکوتینی استیل کولین در فرایندهای یادگیری و عملکردهای حافظه نقش مهمی دارند. لذا در این مطالعه اثرات محیطی و مرکزی نیکوتین و تداخل عمل آن با سیستم آلفا ا-آدرنرژیک در تثبیت حافظه بررسی شد. تزریق درون صفاتی (i. p) نیکوتین (mg/kg 1/5، 1، 0/5) سبب افزایش تثبیت حافظه در حیوانات شد. همچنین تزریق درون بطنی نیکوتین (i. c. v) (mg/rat 1، 0/1، 0/01) نیز سبب افزایش تثبیت حافظه د...

Akram Alizadeh Ali Samadikuchaksaraei, Babak Behnam Bahareh Kordestani Shargh, Mahmood Hajghasem, Maliheh Nobakht, Mansooreh Soleimani, Mina Eftekharzadeh Nushin Karkuki Osguei

Objective(s): Intracerebral injection of bone marrow stromal cells (BMSCs) is being investigated as a therapeutic tool to prevent Alzheimer's disease (AD). Our aim was to investigate the effects of BMSCs by intrathecal injection in AD rat model. Materials and Methods: BMSCs were obtained from the bone marrow of Wistar rat and transplanted into AD rat model via intrathecal injection. The rat mod...

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