An international consortium of researchers report today in Nature that they have knocked out almost 40 per cent of the genes in the mouse genome. The completed resource will power studies of gene activity in models of human ...
Biotechnology
Jun 15, 2011
0
0
(PhysOrg.com) -- The brains of all vertebrates display gender-related differences. In songbirds, for example, the size of the brain areas that control their singing behaviour could be linked to the size of their song repertoires. ...
Plants & Animals
Jun 13, 2011
0
0
For Popeye, spinach was the key to extra muscle. For the mice in a new University of Iowa study, it was apples, or more precisely a waxy substance called ursolic acid that's found in apple peel.
Cell & Microbiology
Jun 7, 2011
2
1
In flowering plants, the beginning of embryogenesis is almost exclusively governed by maternal gene activity. Maternal factors regulate the development of the embryo and silence paternal genes during early stages of development. ...
Biotechnology
May 31, 2011
0
0
For more than 20 years, theoretical mathematical models have predicted that a delay built into a negative feedback system is at the heart of the molecular mechanism that governs circadian clocks in mammalian cells. Now, the ...
Cell & Microbiology
Mar 25, 2011
0
0
There's more than one way to silence gene activity, according to a Michigan State University researcher.
Biotechnology
Feb 24, 2011
0
0
A research team led by scientists at Cold Spring Harbor Laboratory (CSHL) has developed a powerful method that allows them to sift through thousands of candidate hairpin-shaped RNA molecules at a time and pull out only those ...
Biotechnology
Feb 24, 2011
0
0
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. ...
Cell & Microbiology
Jan 23, 2011
0
0
(PhysOrg.com) -- In a proof of principal study in mice, scientists at Johns Hopkins and the Virginia Commonwealth University (VCU) have shown that a set of genetic instructions encased in a nanoparticle can be used as an ...
Bio & Medicine
Dec 15, 2010
0
0
(PhysOrg.com) -- For the first time, scientists have discovered that a poorly understood class of RNA produced in a mammal's cells during a respiratory virus attack may affect the outcome of the infection. Their findings ...
Cell & Microbiology
Oct 26, 2010
0
0
