News tagged with virus genomes

Viral switches share a shape

A hinge in the RNA genome of the virus that causes hepatitis C works like a switch that can be flipped to prevent it from replicating in infected cells. Scientists have discovered that this shape is shared by several other ...

Oct 27, 2014
5 / 5 (4) 0

The extraordinary evolution of REVs

A new study by Anna Maria Niewiadomska and Robert Gifford, of The Aaron Diamond AIDS Research Center, New York, reveals that reticuloendotheliosis viruses (REVs), which originated in mammals, spread to birds as a result of ...

Aug 27, 2013
5 / 5 (2) 0 | with audio podcast

Rare form of active 'jumping genes' found in mammals

Much of the DNA that makes up our genomes can be traced back to strange rogue sequences known as transposable elements, or jumping genes, which are largely idle in mammals. But Johns Hopkins researchers report they have identified ...

Jan 03, 2013
5 / 5 (2) 0 | with audio podcast