نتایج جستجو برای: induced impairments of spatial learning and memory in rats

تعداد نتایج: 26120221  

Introduction: Alzheimer’s disease is one of the most prevalent brain neurodegenerative diseases and the most common cognitive deficits are memory dysfunction and spatial perception impairment. Progesterone has a neorostroid action in hippocampal neurogenesis, synaptic stability and spatial learning and memory and has antioxidant effect. Since oxidative stress is involved in the pathogenes...

پایان نامه :وزارت علوم، تحقیقات و فناوری - دانشگاه شیراز - دانشکده ادبیات و علوم انسانی 1390

this study was carried out to investigate the effects of integrative vs. instrumental motivation, learning strategy use and gender on iranian efl learners. to this end, 120 efl learners both male and female majoring in english language and literature at shiraz university participated in the study. in order to conduct this study three instruments were used: oxford quick placement test, motivatio...

پایان نامه :وزارت علوم، تحقیقات و فناوری - دانشگاه مازندران - دانشکده علوم انسانی و اجتماعی 1388

the present study set out (a) to examine the categories of pedagogical knowledge related to the act of teaching of novice and experienced teachers as gleaned from their verbal report of what they were thinking about while teaching and (b) to compare the categories of pedagogical knowledge of novice and experienced teachers. the aim of comparing these two groups of teachers was to see whether di...

M Abdollahi M Sharifzadeh M Soodi N Naghdi N Ostad

Lead (Pb2+) is a well known neurotoxin that was frequently found in the environment and chronic exposure to lead has been matter of public health. In the present study the effect of lead on spatial memory in developmentally exposed rats and their dams in Morris water maze task were investigated. Female rats were divided into three groups and two groups exposed to 250 and 750 part per million (p...

F Motamedi FG Davoodi M Ghasemi N Naghdi

There are several conflicting evidences showing the effect of morphine on learning and memory processes. In the present study the effect of chronic morphine administration on passive avoidance, active avoidance and spatial learning and memory of morphine dependent male rats using Passive Avoidance shuttle box and Morris Water Maze tasks were investigated, respectively. Male rats received morphi...

Journal: :iranian journal of pharmacology and therapeutics 0
tourandokht baluchnejadmojarad mehrdad roghani soheila hosseinzadeh

intracerebroventricular (icv) injection of streptozotocin (stz) in rats is followed by long-term and progressive deficits in learning, memory, and cognitive performance which is somewhat similar to sporadic alzheimer’s disease (sad). epidemiological studies suggest that non-steroidal anti-inflammatory drugs (nsaids) could delay or slow the clinical expression of sad. therefore, the beneficial e...

Journal: :basic and clinical neuroscience 0
esmeil farrokhi neurocognitive research center, school of medicine, mashhad university of medical sciences, iran. mahmoud hosseini neurocognitive research center, school of medicine, mashhad university of medical sciences, iran. farimah beheshti neurogenic inflammation research center, school of medicine, mashhad university of medical sciences, iran. farzaneh vafaei pharmacological research center of medicinal plants, school of medicine, mashhad university of medical sciences, mashhad, iran mosa al-reza hadjzadeh neurogenic inflammation research center, school of medicine, mashhad university of medical sciences, iran. samaneh sadat dastghaib neurocognitive research center, school of medicine, mashhad university of medical sciences, iran.

introduction: the role of brain tissues oxidative damage in learning and memory impairments has been well documented. it is also well known that thyroid hormones have a critical role for the brain functions. the purpose of this study was to investigate the role of brain tissues oxidative damage as a possible mechanism of deleterious effects of propylthiouracil (ptu) - induced hypothyroidism on ...

پایان نامه :وزارت علوم، تحقیقات و فناوری - دانشگاه امام رضا علیه السلام - دانشکده زبانهای خارجی 1393

writing an academic article requires the researchers to provide support for their works by learning how to cite the works of others. various studies regarding the analysis of citation in m.a theses have been done, while little work has been done on comparison of citations among elt scopus journal articles, and so the dearth of research in this area demands for further investigation into citatio...

پایان نامه :وزارت علوم، تحقیقات و فناوری - دانشگاه فردوسی مشهد - دانشکده ادبیات و علوم انسانی دکتر علی شریعتی 1392

like any other learning activity, translation is a problem solving activity which involves executing parallel cognitive processes. the ability to think about these higher processes, plan, organize, monitor and evaluate the most influential executive cognitive processes is what flavell (1975) called “metacognition” which encompasses raising awareness of mental processes as well as using effectiv...

Background: Spinach (Spinacia oleracea L.) has antioxidant, antiinflammatory, antiapoptotic and neuroprotective properties. The aim of this study was to investigate the effect of spinach hydroalcoholic extract on chronic restraint stress-induced spatial learning and memory deficit and anxiety in adult male rats. Methods: 60 adult male Wistar rats were allocated to six groups: Control group, Sp...

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