نتایج جستجو برای: گیرنده مرگ p75ntr

تعداد نتایج: 23314  

Journal: :Current opinion in neurobiology 2005
Anders Nykjaer Thomas E Willnow Claus Munck Petersen

During neuronal development, neurotrophins are essential factors that promote survival, differentiation and myelination of neurons. The trophic signals are relayed to the cells via binding to Trk receptor tyrosine kinases and the p75 neurotrophin receptor. Paradoxically, the p75 neurotrophin receptor also ensures rapid and appropriate apoptosis of neonatal neurons not reaching their proper targ...

Journal: :Journal of cellular neuroscience and oxidative stress 2023

Classic non-homeostatic structures involved in food intake regulation are reciprocally influenced by metabolic signals. Orexigenic peptides expressed the olfactory bulb (OB) and hippocampus (HP) modulate processing memory, respectively. Hypothalamic circuits also feeding behavior activating releasing Agouti-related peptide (AgRP) response to orexigenic An adequate fasting requires expression of...

ژورنال: :physiology and pharmacology 0
مجتبی پنجه پور فاطمه کرمی تهرانی دانشگاه تربیت مدرس، دانشکده علوم پزشکی، گروه بیوشیمی بالینی، آزمایشگاه بیوشیمی سرطان محسن کریمی

نوکلئوزید آدنوزین درتمامی سلول ها و مایعات فیزیولوژیک وجود داشته و تولید آن از مسیرهای متابولیک داخل و خارج سلول پدیده ای وابسته به انرژی بوده که در نهایت منجر به افزایش غلظت خارج سلولی آدنوزین می شود. اثرات فیزیولوژیک، بیوشیمیایی و فارماکولوژیک آدنوزین خارج سلولی توسط گیرنده های آدنوزین (p1-purinergic receptors) اعمال می شود. اگر چه این گیرنده ها در سلول های نرمال و سرطانی گزارش شده اند، ولی ت...

Journal: :Journal of Student Research 2022

Huntington’s Disease (HD) is an inherited neurodegenerative disorder. It established that BDNF deficiency and the imbalance of p75NTR/TrkB expression are responsible for striatal atrophy in HD patients, which collectively provide a molecular explanation to most significant hallmark symptom - Chorea. Hence, normalising neurotrophin receptor signalings can be will effective treatment option due p...

Journal: :Oncology reports 2013
Jing Xiong Li Zhou Yoon Lim Miao Yang Yu-Hong Zhu Zhi-Wei Li Fiona H Zhou Zhi-Cheng Xiao Xin-Fu Zhou

High-grade glioma is incurable and is associated with a short survival time and a poor prognosis. There are two forms of brain-derived neurotrophic factor (BDNF), proBDNF and mature BDNF, which exert opposite effects. Their diverse actions are mediated through two different transmembrane receptor signalling systems: p75NTR and TrkB. The important roles of the BDNF/TrkB signalling system in tumo...

Journal: :Cell stem cell 2007
Vassiliki Nikoletopoulou Nicolas Plachta Nicolas D Allen Luisa Pinto Magdalena Götz Yves-Alain Barde

Pax6-positive radial glial (RG) cells are the progenitors of most glutamatergic neurons in the cortex, a lineage that can be recapitulated in vitro using embryonic stem (ES) cells. We show here that ES cells lacking Pax6, a transcription factor long known to be essential for cortical development, generate Mash1-positive RG cells that differentiate in GABAergic neurons. These neurons express hig...

Journal: :Proceedings of the National Academy of Sciences of the United States of America 2008
Luc Dupuis Mariana Pehar Patricia Cassina Frédérique Rene Raquel Castellanos Caroline Rouaux Mandi Gandelman Leda Dimou Martin E Schwab Jean-Philippe Loeffler Luis Barbeito Jose-Luis Gonzalez de Aguilar

The Nogo-66 receptor (NgR) plays a critical role in restricting axon regeneration in the central nervous system. This inhibitory action is in part mediated by a neuronal receptor complex containing p75NTR, a multifunctional receptor also well known to trigger cell death upon binding to neurotrophins such as NGF. In the present study, we show that Pep4 and NEP1-40, which are two peptides derived...

Journal: :The Journal of Sexual Medicine 2021

BackgroundRadical prostatectomy for prostate cancer can not only induce cavernous nerve injury (CNI), but also causes hypoxia and structural changes, which lead to a poor response phosphodiesterase 5 inhibitors.AimTo investigate the therapeutic effect of oral administration LM11A-31, small molecule p75 neurotrophin receptor (p75NTR) ligand proNGF antagonist, in mouse model bilateral CNI, mimics...

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