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Study dusts sugar coating off little-known regulation in cells

In Alzheimer's disease, brain neurons become clogged with tangled proteins. Scientists suspect these tangles arise partly due to malfunctions in a little-known regulatory system within cells. Now, researchers have dramatically ...

Chemistry / Biochemistry

created Apr 16, 2012 | popularity 5 / 5 (2) | comments 1 | with audio podcast

Three periods of innovation in gene regulation occurred during the evolution of vertebrate animals: study

Over the past 530 million years, the vertebrate lineage branched out from a primitive jawless fish wriggling through Cambrian seas to encompass all the diverse forms of fish, birds, reptiles, amphibians, and mammals. Now ...

Biology / Biotechnology

created Aug 18, 2011 | popularity 4.8 / 5 (5) | comments 0 | with audio podcast

Increasing processor efficiency by 'shutting off the lights'

There was a time when a laptop could weigh 10 pounds and still sell—a time when a cell phone was larger than a pocket—and a time when an iPod only played music.

Technology / Semiconductors

created Feb 28, 2011 | popularity 4.7 / 5 (18) | comments 5 | with audio podcast

A second pathway for antidepressants: New fluorescent assay reveals TREK1 mechanism

(PhysOrg.com) -- Using a unique and relatively simple cell-based fluorescent assay they developed, scientists with the U.S. Department of Energy (DOE)'s Lawrence Berkeley National Laboratory (Berkeley Lab) ...

Medicine & Health / Medical research

created Feb 07, 2011 | popularity 5 / 5 (3) | comments 0 | with audio podcast

A mystery solved: How genes are selectively silenced

Cells read only those genes which are needed at a given moment, while the others are chemically labeled and, thus, selectively turned off. Scientists at the German Cancer Research Center have now been the first to discover ...

Medicine & Health / Genetics

created Oct 18, 2010 | popularity 4.9 / 5 (15) | comments 7 | with audio podcast

Researchers find that Sirtuin1 may boost memory and learning ability

The same molecular mechanism that increases life span through calorie restriction may help boost memory and brainpower, researchers at MIT's Picower Institute for Learning and Memory report in the July 11 ...

Medicine & Health / Neuroscience

created Jul 11, 2010 | popularity 4.9 / 5 (17) | comments 9 | with audio podcast

Mom's influence comes first: Maternal genes dominate in developing brains, while paternal ones lead in adult-hood

(PhysOrg.com) -- Genome-wide analysis of mice brains has found that maternally inherited genes are expressed preferentially in the developing brain, while the pattern shifts decisively in favor of paternal ...

Medicine & Health / Genetics

created Jul 08, 2010 | popularity 5 / 5 (9) | comments 0 | with audio podcast

Google completes takeover of Motorola Mobility

Google closed Tuesday its $12.5 billion deal for Motorola Mobility, a key manufacturer of smartphones and other devices that puts the Internet giant in head-to-head competition with Apple.

Technology / Business

created May 22, 2012 | popularity 5 / 5 (1) | comments 0

New details about gene regulation explained

(Phys.org) -- When genetic information is read from the genetic blueprint DNA, RNA polymerase II translates it into RNA molecules. The C-terminal domain, abbreviated as CTD, is an important area of the polymerase ...

Biology / Biotechnology

created May 21, 2012 | popularity not rated yet | comments 0 | with audio podcast

Scientists discover multiple gene switches in Salmonella, offer new ways to curb infection

Scientists have discovered multiple gene switches in Salmonella that offer new ways to curb human infection. The discovery of the mechanisms of gene regulation could lead to the development of antibiotics to reduce the le ...

Biology / Cell & Microbiology

created Apr 23, 2012 | popularity 5 / 5 (1) | comments 0 | with audio podcast

Verizon to auction spectrum worth billions

Verizon Wireless on Wednesday said it will auction a parcel of radio frequencies, which could be worth billions of dollars in an industry scrambling to offer consumers more cellular broadband.

Technology / Telecom

created Apr 18, 2012 | popularity not rated yet | comments 2

Facebook lets users take more data home

Facebook on Thursday began letting members of the world's leading online community take more of their pictures, posts, messages and other data home with them.

Technology / Internet

created Apr 12, 2012 | popularity not rated yet | comments 1

Apple's market clout likely to draw more scrutiny

In everything it does, from product design to business deals, Apple strives for as much control as possible.

Technology / Business

created Mar 12, 2012 | popularity 3.2 / 5 (5) | comments 1

Google, Motorola ordered to share Android details with Apple

Google Inc. and Motorola Mobility have been ordered to disclose details on the development of the Android operating system to arguably their biggest rival - Apple Inc.

Technology / Business

created Mar 09, 2012 | popularity 2 / 5 (10) | comments 8

Scientists find a key to growth differences between species

The tiny, little-noticed jewel wasp may provide some answers as to how different species differ in size and shape. And that could lead to a better understanding of cell growth regulation, as well as the underlying ...

Biology / Plants & Animals

created Feb 23, 2012 | popularity 5 / 5 (1) | comments 0 | with audio podcast