Every new beginning comes from some other beginning's end…

نویسندگان

چکیده

برای دانلود باید عضویت طلایی داشته باشید

برای دانلود متن کامل این مقاله و بیش از 32 میلیون مقاله دیگر ابتدا ثبت نام کنید

اگر عضو سایت هستید لطفا وارد حساب کاربری خود شوید

منابع مشابه

From Humble Neural Beginnings Comes Knowledge of Numbers

Following a recent report that monkey prefrontal cortex contains cells that represent number concepts, Nieder and Miller investigated the scale used to code numbers. In this issue of Neuron, they report that prefrontal cells use the same scale (Weber's Law) used by sensory neurons to code stimulus intensity, suggesting how abstract cognitive operations may arise from simpler building blocks tha...

متن کامل

Every hendue comes from a local equivalence relation

Kock, A. and I. Moerdijk, Every &endue comes from a local equivalence relation, Journal of Pure and Applied Algebra 82 (1992) 155-174. We first prove that, under suitable connectedness assumptions, the equivariant sheaves for a local equivalence relation on a space (or a locale) form an &endue topos. Our main result is that conversely, every &endue can be obtained in this way.

متن کامل

The end has come: A time for new beginnings.

The number of papers and pages published has • continued to increase from 283 papers (2110 pages) in 2004 to 366 papers (2804 pages) in 2009. The quality of the journal is high, with • Poultry Science being the highest ranked general poultry science journal in the Agriculture, Animal and Dairy Science category of Journal Citation Reports, published by Thomson Reuters, with a 2009 impact factor ...

متن کامل

Yoshinori Ohsumi: Autophagy from beginning to end

A utophagy is a process by which cellular components are captured into organelles called autophago-somes and then brought to the lysosome or vacuole to be broken down and recycled for other uses. It frequently comes into play during starvation, allowing cells to survive periods of privation. Yoshinori Ohsumi survived privation while growing up in post–World War II Ja-pan and struggled to establ...

متن کامل

Telomerase Regulation from Beginning to the End

The vast body of literature regarding human telomere maintenance is a true testament to the importance of understanding telomere regulation in both normal and diseased states. In this review, our goal was simple: tell the telomerase story from the biogenesis of its parts to its maturity as a complex and function at its site of action, emphasizing new developments and how they contribute to the ...

متن کامل

ذخیره 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: Frontline Gastroenterology

سال: 2011

ISSN: 2041-4137,2041-4145

DOI: 10.1136/flgastro-2011-100078