News tagged with gene activity

Nailing down a crucial plant signaling system

Plant biologists have discovered the last major element of the series of chemical signals that one class of plant hormones, called brassinosteroids, send from a protein on the surface of a plant cell to the cell's nucleus. ...

Jan 23, 2011
5 / 5 (1) 0 | with audio podcast

In search of lost genes

It is well known that genes are passed from one generation to the next. In addition, new genes arise regularly, although the number of genes in a particular organism does not seem to increase. The paradox ...

Feb 17, 2014
4.3 / 5 (3) 0

"Kissing genes" breakthrough

In a ground-breaking discovery that will have a major impact on our understanding of the function of DNA, our genetic blueprint, a group of scientists from Wits and the Council for Scientific and Industrial ...

Nov 14, 2013
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The developmental on-switch

German researchers have demonstrated for the first time why the molecular cocktail responsible for generating stem cells works. Sox2 and Oct4 are proteins whose effect on cells resembles that of an eraser: ...

Aug 19, 2013
5 / 5 (9) 0

The TALE of new tools to study gene regulation

In nearly every organism's genome, scattered between genes that encode proteins, long regulatory regions stretch across expanses of DNA. Understanding what role these so-called enhancer regions play in controlling the activation ...

Jul 01, 2013
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