Turn out the light: 'Switch' determines cancer cell fate
(Phys.org) —Like picking a career or a movie, cells have to make decisions – and cancer results from cells making wrong decisions.
May 03, 2013
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May 03, 2013
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Same protein that fires up cancer-promoting Erk also blocks its activation
A protein which is intimately involved in cancer-promoting cell signaling also keeps a key component of the signaling pathway tied down and inactive, a team led by scientists from The University of Texas MD Anderson Cancer ...
Apr 19, 2013
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Study helps to explain how C. elegans worm turns
New research by scientists at the University of Massachusetts Medical School shows at the single cell level how an external stimulus sets off a molecular chain reaction in the transparent roundworm C. elegans, a proc ...
Apr 02, 2013
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Light-emitting bioprobe fits in a single cell
If engineers at Stanford have their way, biological research may soon be transformed by a new class of light-emitting probes small enough to be injected into individual cells without harm to the host. Welcome ...
Feb 13, 2013
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A hidden genetic code: Researchers identify key differences in seemingly synonymous parts of the structure
Harvard scientists say they've solved a mystery that's nearly as old as science's understanding of the genetic code.
Jan 21, 2013
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Research predicts growth, survival of 'superorganism' ant colonies
(Phys.org)—Smaller ant colonies tend to live faster, die younger and burn up more energy than their larger counterparts, as do the individual ants that make up those colonies, according to new research that views the colonies ...
Dec 19, 2012
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The role of the cellular entry point of anthrax identified
Anthrax uses a receptor on the surface of cells to inject its lethal toxins. However, the physiological function of this receptor, named Anthrax Toxin Receptor 2a (Antxr2a), remained unknown until now.
Dec 02, 2012
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Alcoholic fly larvae need fix for learning
Fly larvae fed on alcohol-spiked food for a period of days grow dependent on those spirits for learning. The findings, reported in Current Biology on November 29, show how overuse of alcohol can produce lastin ...
Nov 29, 2012
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Blocking iodide transport by inhibiting the sodium iodide symporter
(Phys.org)—Iodide entrapment in the thyroid gland is essential, and plays a key role in dysfunctions such as thyroid and breast cancers, thyroiditis, Graves–Basedow disease, and Hashimoto's disease. The ...
Nov 08, 2012
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Physicists use Kinect to control holographic tweezers (w/ Video)
(Phys.org)—Researchers at the University of Dundee in Scotland have devised a means of using a Microsoft Kinect sensing system to allow for hand control of holographic optical tweezers. They describe their ...
Nov 05, 2012
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Researchers advance ability to control biological processes at cell-level
Researchers at Tokyo Institute of Technology and the Weizmann Institute of Science identify a means of controlling biological processes that could help treatments for immune disease, neurological disorders ...
Nov 01, 2012
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Metals in the genetic forge: Detailed views of RNA splicing
Scientists at Yale University have described in the greatest detail yet aspects of the chemical processes by which RNA carries out the expression of our genes.
Oct 29, 2012
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Bacterial genes energy-sensing switch discovery could have broad implications
Biochemists at The Scripps Research Institute (TSRI) have discovered a genetic sequence that can alter its host gene's activity in response to cellular energy levels. The scientists have found this particular energy-sensing ...
Oct 21, 2012
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Researchers build most complex synthetic biology circuit yet
Using genes as interchangeable parts, synthetic biologists design cellular circuits that can perform new functions, such as sensing environmental conditions. However, the complexity that can be achieved in ...
Oct 08, 2012
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Keeping time: Circadian clocks
Our planet was revolving on its axis, turning night into day every 24 hours, for 4.5 billion years - long before any form of life existed here. About a billion years later, the very first simple bacterial ...
Oct 02, 2012
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