News tagged with gene activity

Related topics: cells , genes , proceedings of the national academy of sciences , nerve cells , gene expression

Honey bees study finds that insects have personality too

A new study in Science suggests that thrill-seeking is not limited to humans and other vertebrates. Some honey bees, too, are more likely than others to seek adventure. The brains of these novelty-seeking bees e ...

Biology / Plants & Animals

created Mar 08, 2012 | popularity 4.7 / 5 (7) | comments 0 | with audio podcast

Researchers discover new layer of genetic information that helps determine how fast proteins are produced

A hidden and never before recognized layer of information in the genetic code has been uncovered by a team of scientists at the University of California, San Francisco (UCSF) thanks to a technique developed ...

Biology / Biotechnology

created Mar 28, 2012 | popularity 4.8 / 5 (16) | comments 4 | with audio podcast

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 ...

Biology / Cell & Microbiology

created May 17, 2012 | popularity not rated yet | comments 0

Before animals first walked on land, fish carried gene program for limbs

Genetic instructions for developing limbs and digits were present in primitive fish millions of years before their descendants first crawled on to land, researchers have discovered.

Biology / Biotechnology

created Jul 11, 2011 | popularity 4.6 / 5 (17) | comments 35 | with audio podcast

A knockout resource for mouse genetics

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 hum ...

Biology / Biotechnology

created Jun 15, 2011 | popularity 5 / 5 (2) | comments 0 | with audio podcast

Microbes found in natural asphalt lake

(PhysOrg.com) -- A lake of natural hot liquid asphalt in Trinidad and Tobago has been found to be teeming with microbes despite the toxic environment. The lake, aptly named Pitch Lake (since pitch is the old ...

Biology / Cell & Microbiology

created Apr 21, 2010 | popularity 4.9 / 5 (16) | comments 3 report

Muscling toward a longer life: Genetic aging pathway identified in flies

Researchers at Emory University School of Medicine have identified a set of genes that act in muscles to modulate aging and resistance to stress in fruit flies.

Biology / Biotechnology

created Oct 17, 2011 | popularity 4.2 / 5 (5) | comments 0 | with audio podcast

Study provides new insights into an ancient mechanism of mammalian evolution

A team of geneticists and computational biologists in the UK today reveal how an ancient mechanism is involved in gene control and continues to drive genome evolution. The new study is published in the journal ...

Biology / Biotechnology

created Jan 12, 2012 | popularity 4.6 / 5 (5) | comments 0 | with audio podcast

A Biological Basis for the 8-Hour Workday? Researchers uncover 8- and 12-hour Cycles of Gene Activity

(PhysOrg.com) -- The circadian clock coordinates physiological and behavioral processes on a 24-hour rhythm, allowing animals to anticipate changes in their environment and prepare accordingly. Scientists ...

Medicine & Health / Genetics

created Apr 22, 2009 | popularity 4.8 / 5 (12) | comments 0

Apple peel makes mice mighty

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.

Biology / Cell & Microbiology

created Jun 07, 2011 | popularity not rated yet | comments 2 | with audio podcast

Scientists discover first breast cancer 'oncogene' in five years

(PhysOrg.com) -- Scientists have pinpointed a key cancer-causing gene that, when overactive, triggers a particularly aggressive type of breast cancer to develop.

Medicine & Health / Cancer

created Feb 18, 2011 | popularity 5 / 5 (6) | comments 0 | with audio podcast

Birdsong independent of brain size

(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 ...

Biology / Plants & Animals

created Jun 13, 2011 | popularity 3 / 5 (1) | comments 0 | with audio podcast

New clue to controlling skin regeneration--as well as skin cancer

(PhysOrg.com) -- How do organs "know" when to stop growing? The answer could be useful in regenerative medicine, and also in cancer - where these "stop growing" signals either aren't issued or aren't heeded. Researchers in ...

Medicine & Health / Medical research

created Mar 09, 2011 | popularity 5 / 5 (1) | comments 0 | with audio podcast

Nailing down a crucial plant signaling system

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. ...

Biology / Cell & Microbiology

created Jan 23, 2011 | popularity 5 / 5 (1) | comments 0 | with audio podcast

Good preparation is key -- even for plant cells and symbiotic fungi

Not only mineral oil and petroleum gas, also phosphorous is a scarce resource. According to well-respected scientists who gathered together for a conference in Cambridge this August, we will face significant problems relating ...

Biology / Biotechnology

created Nov 14, 2011 | popularity not rated yet | comments 0 | with audio podcast