نتایج جستجو برای: bdnf
تعداد نتایج: 8984 فیلتر نتایج به سال:
Several studies have investigated the protective functions of brain-derived neurotrophic factor (BDNF) in retinitis pigmentosa. However, a BDNF-based therapy for retinitis pigmentosa is not yet available. To develop an efficient treatment for fundus disease, an eukaryotic expression plasmid was generated and used to transfect human 293T cells to assess the expression and bioactivity of BDNF on ...
Brain derived neurotrophic factor (BDNF) is a neurotrophin acting at several levels in the brain. Additionally, BDNF was shown to be responsible for the survival, maintenance and growth of neurons. Also, BDNF plays an important role in synaptic plasticity and memory processes. In activity-dependent synaptic plasticity, BDNF enhances long-term potentiation (LTP) in the hippocampus but blocks the...
با افزایش نسبت افراد میانسال در جامعه و به موازات آن اختلال های شناختی و زوال عقلی ناشی از فشارهای زندگی، فعالیت ورزشی، یکی از راه حل های مناسب برای جلوگیری از اختلال در سیستم عصبی مرکزی محسوب می شود، به همین دلیل هدف پژوهش حاضر مقایسة دو نوع فعالیت ورزشی استقامتی و مقاومتی به مدت 8 هفته بر bdnf بود. به این منظور 150 سر موش صحرایی در تمرینات استقامتی (دویدن با سرعت m/min 25 – 10) و تمرینات مقاو...
Nerve growth factor (NGF) and brain-derived neurotrophic factor (BDNF) are well-studied neurotrophins involved in neurogenesis, differentiation, growth, and maintenance of selected peripheral and central populations of neuronal cells during development and adulthood. Neurotrophins, in concert with the hypothalamic-pituitary-adrenal (HPA) axis, play key roles in modulating brain plasticity and b...
There is evidence that central infusion of brain-derived neurotrophic factor (BDNF) induces weight loss in rats. We have begun to investigate the physiological basis for BDNF-induced weight loss by assessing its relationship to (a) appetite, (b) serum indices of metabolic and renal toxicity, and (c) brain monoamine activity in areas associated with feeding or motor function. BDNF (0-6 microgram...
This study was aimed to investigate whether brain-derived neurotrophic factor (BDNF) can modulate local cerebral inflammation in ischemic stroke. Rats were subjected to ischemia by occluding the right middle cerebral artery (MCAO) for 2 hours. Rats were randomized as control, BDNF, and antibody groups. The local inflammation was evaluated on cellular, cytokine, and transcription factor levels w...
A member of the neurotrophin family, brain-derived neurotrophic factor (BDNF) regulates neuronal survival and differentiation during development. Within the adult brain, BDNF is also important in neuronal adaptive processes, such as the activity-dependent plasticity that underlies learning and memory. These long-term changes in synaptic strength are mediated through alterations in gene expressi...
INTRODUCTION Brain derived neurotrophic factor (BDNF) has been implicated in memory, learning, and neurodegenerative diseases. However, the relationship of BDNF with cardiometabolic risk factors is unclear, and the effect of exercise training on BDNF has not been previously explored in individuals with type 2 diabetes. METHODS Men and women (N = 150) with type 2 diabetes were randomized to an...
Brain-derived neurotrophic factor (BDNF) plays important roles in cell survival, neural plasticity, learning, and stress regulation. However, whether the recently found human BDNF Val66Met (BDNF(Met)) polymorphism could alter stress vulnerability remains controversial. More importantly, the molecular and structural mechanisms underlying the interaction between the BDNF(Met) polymorphism and str...
Although brain-derived neurotrophic factor (BDNF) plays a central role in recovery after cerebral ischemia, little is known about cells involved in BDNF production after stroke. The present study testes the hypothesis that neurons are not the unique source of neosynthesized BDNF after stroke and that non neuronal-BDNF producing cells differ according to the delay after stroke induction. For thi...
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