منابع مشابه
Reluctant Vesicles Coaxed into the Limelight
Synapses respond to brief, repetitive stimulation with synaptic depression when initial transmitter release probability is high. Vesicle depletion has been a long-standing hypothesis for depression, but results unexplained by the depletion hypothesis have been nagging. In this issue of Neuron, Xu and Wu show that, under some conditions, calcium current inactivation explains stimulus-dependent d...
متن کاملMethylmercury Chloride Coaxed Oxidative Stress in Rats
The present experiment was designed to access the effects of Methylmercury chloride (MeHgCl) on antioxidant status, protein concentration, lipid peroxidation and hydroperoxidation in brain parts, spinal cord, lung, heart and pancreas of rats. Twenty male Wistar rats (3 months old) were divided in saline controls (C) and MeHgCl-treated group (MMC). Treated rats were intoxicated with MMC at a dos...
متن کاملCommunism, Value Neutrality and Monetary Neutrality
One of the most puzzling aspects about the functioning of the floating exchange rate regime of the 1980s has been that huge swings in exchange rate have had only muted effects on anything real. To understand this phenomenon, we study the relationship between communism and value neutrality and monetary neutrality. We find that the symmetry of communism is bound to lead to value neutrality. In th...
متن کاملSTATISTICAL FRAMEWORK TO VALUE NETWORK NEUTRALITY 24 STATISTICAL FRAMEWORK TO VALUE NETWORK NEUTRALITY by
than a non-neutral network that biases network traffic in a fashion that is unfavorable to end users. The contribution of this paper is linking the total value of network infrastructure based on the degree of its neutrality to market uncertainty. Rapidly changing Internet technology has created a very uncertain market (market uncertainty is defined below) in the context of providers being able ...
متن کاملUn petit cercle, un grand exemple (دایره‌ای کوچک، سرمشقی بزرگ )
نام هانری کربن با دو دایره گره خورده است: دایرة ارانوس و دایرة تهران؛ دایره‌هایی که مطابق منظر کربن، می‌توان آنها را به‌درستی رمزی و مثالی خواند. این مقاله به دایرة تهران اختصاص دارد، دایره‌ای تحقیقی که با حضور اندیشمندانی چند، و با محوریت دو شخصیت از شرق و غرب، علامه سید محمد حسین طباطبایی و هانری کربن، شکل می‌گرفت. برغم همه مشکلات فنی و فیزیکی ارتباط کلامی، این دو مرد، به خوبی با یکدیگر «مقاب...
متن کاملذخیره در منابع من
با ذخیره ی این منبع در منابع من، دسترسی به آن را برای استفاده های بعدی آسان تر کنید
ژورنال
عنوان ژورنال: Science
سال: 2013
ISSN: 0036-8075,1095-9203
DOI: 10.1126/science.340.6134.788-d