منابع مشابه
Tales from the crypt
Tales from the crypt ow many stem cells reside in a human colonic crypt and how do they divide and regenerate? According to the deterministic theory, a small number of " immortal " stem cells haunt a crypt, and when they divide, each generates a single replacement stem cell. The stochastic model, in contrast, contends that a crypt niche harbors many stem cells, and each cell division randomly g...
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To cite: Quilliam S. J Fam Plann Reprod Health Care 2014;40:142–144. BACKGROUND To bridge the gap – that’s what my brief for the Journal has always been. To create understanding between reproductive health professionals and health service consumers – to help the former appreciate the needs of the latter. This is why I often base my columns directly on the experiences of end-users: women patient...
متن کاملTales from the Crypt
Mathematical modeling is being increasingly recognized within the biomedical sciences as an important tool that can aid the understanding of biological systems. The heavily regulated cell renewal cycle in the colonic crypt provides a good example of how modeling can be used to find out key features of the system kinetics, and help to explain both the breakdown of homeostasis and the initiation ...
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Three recent papers, published just weeks apart, describe the use of fluorescent TALEs to tag specific DNA sequences in live cells and, in one case, also in fixed cells, the latter with potential clinical applications.
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A correspondent has asked me about the origins of a legend which has become known as 'The phage in the letter'. Common to all variants of this story is the following: one scientist, called X, sends a request to another, Z, for a particular bacteriophage strain which Z has discovered. Z replies saying he is not sending it out. X thereupon plates out the letter and retrieves the phage from it. So...
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ژورنال
عنوان ژورنال: Cultural Studies Review
سال: 1970
ISSN: 1837-8692,1446-8123
DOI: 10.5130/csr.v13i2.2128