News tagged with genetic machinery

Viruses are as simple as they are "smart"

Viruses are as simple as they are "smart": too elementary to be able to reproduce by themselves, they exploit the reproductive "machinery" of cells, by inserting pieces of their own DNA so that it is transcribed ...

Nov 25, 2013
5 / 5 (2) 0

Study uncovers secrets of biological soil crusts

They lie dormant for years, but at the first sign of favorable conditions they awaken. This sounds like the tagline for a science fiction movie, but it describes the amazing life-cycles of microbial organisms ...

Jun 14, 2013
5 / 5 (4) 0 | with audio podcast

How did early primordial cells evolve?

Four billion years ago, soon after the planet cooled enough for life to begin, primordial cells may have replicated and divided without protein machinery or cell walls, relying instead on just a flimsy lipid membrane. New ...

Feb 28, 2013
4.5 / 5 (2) 0 | with audio podcast

Mutation breaks HIV's resistance to drugs

The human immunodeficiency virus (HIV) can contain dozens of different mutations, called polymorphisms. In a recent study an international team of researchers, including MU scientists, found that one of those mutations, called ...

Sep 13, 2012
5 / 5 (2) 1 | with audio podcast

Viral protein mimic keeps immune system quiet

In a new paper published Jan. 21 in the journal Science, a team of researchers led by Microbiology and Immunology professor Blossom Damania, PhD, has shown for the first time that the Kaposi sarcoma virus has a decoy protei ...

Jan 20, 2011
5 / 5 (2) 0 | with audio podcast