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Turning a vole into a mighty rodent

Take a wild, common forest-dwelling mouse-like rodent, known as a vole, and subject it to 13 rounds of selection for increased aerobic exercise metabolism, and what do you get? A mighty "mouse" with a 48 percent higher peak ...

Mar 05, 2015
3 / 5 (2) 0

Activating genes on demand

When it comes to gene expression - the process by which our DNA provides the recipe used to direct the synthesis of proteins and other molecules that we need for development and survival - scientists have ...

Mar 04, 2015
5 / 5 (5) 0

A single target for microRNA regulation

It has generally been believed that microRNAs control biological processes by simultaneously, though modestly, repressing a large number of genes. But in a study published in Developmental Cell, a group ...

Mar 03, 2015
3 / 5 (1) 0

Giant virus revealed in 3-D using X-ray laser

For the first time, researchers have produced a 3-D image revealing part of the inner structure of an intact, infectious virus, using a unique X-ray laser at the Department of Energy's SLAC National Accelerator ...

Mar 03, 2015
4.6 / 5 (10) 7