News tagged with gene activation

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 ...

dateFeb 17, 2014 in Biotechnology
shares0 comments 0

Making and breaking heterochromatin

To fit the two-meter long DNA molecule into a cell nucleus that is only a few thousandths of a millimetre in size, long sections of the DNA must be strongly compacted. Epigenetic marks maintain these sections, ...

dateSep 25, 2012 in Cell & Microbiology
shares0 comments 0

Study shows how one insect got its wings

(Phys.org) —Scientists have delved deeper into the evolutionary history of the fruit fly than ever before to reveal the genetic activity that led to the development of wings – a key to the insect's ability ...

dateMar 11, 2013 in Plants & Animals
shares0 comments 0

Functional genomics gets tiny

A little more than a decade ago, researchers discovered an ancient mechanism that cells use to silence genes. Like a dimmer switch turning down a light, RNA interference (RNAi) dials down gene activity in ...

dateMay 17, 2012 in Cell & Microbiology
shares0 comments 0