News tagged with biochemical signals
Immunologists identify biochemical signals that help immune cells remember how to fight infection
May 28, 2009 |
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May 28, 2009 - Immunology researchers at UT Southwestern Medical Center have discovered how two biochemical signals play unique roles in promoting the development of a group of immune cells employed as tactical ...
Wireless Microgrippers Grab Living Cells in 'Biopsy' Tests
Jan 12, 2009 |
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(PhysOrg.com) -- In experiments that pave the way for tiny mobile surgical tools activated by heat or chemicals, Johns Hopkins researchers have invented dust-particle-size devices that can be used to grab ...
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Scientists develop 'tricorder' sensor
Jul 12, 2006 |
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In an example of science imitating science fiction, U.S. researchers are developing a Star Trek-type sensor to detect bioweapons in sealed packages.
Engineers build first-ever multi-input 'plug-and-play' synthetic RNA device
Oct 17, 2008 |
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Engineers from the California Institute of Technology have created a "plug-and-play" synthetic RNA device--a sort of eminently customizable biological computer--that is capable of taking in and responding to more than one ...
Scent signals stop incest in lemurs
15 hours ago |
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Chemical identifiers secreted from the genital glands of lemurs, allow them to avoid incest and also to engage in nepotism. Researchers writing in the open access journal BMC Evolutionary Biology have identified the smells ...
Prototype Terahertz Imager Promises Biochem Advances
Apr 15, 2008 |
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Researchers at the National Institute of Standards and Technology have demonstrated a new imaging system that detects naturally occurring terahertz radiation with unprecedented sensitivity and resolution. ...
Messenger RNA with FLASH
Oct 22, 2009 |
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A study from the University of North Carolina at Chapel Hill has identified a key player in a molecular process essential for DNA replication within cells.
New mechanism found for memory storage in brain
Jul 19, 2007 |
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Our experiences –the things we see, hear, or do—can trigger long-term changes in the strength of the connections between nerve cells in our brain, and these persistent changes are how the brain encodes information as memory. ...
Scientists discover clues to what makes human muscle age
Sep 30, 2009 |
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(PhysOrg.com) -- A study led by researchers at the University of California, Berkeley, has identified critical biochemical pathways linked to the aging of human muscle. By manipulating these pathways, the ...
How cells deal with uncertainty
Biology /
Apr 20, 2007 |
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Researchers at McGill University have found that cells respond to their ever-changing environment in a way that mimics the optimal mathematical approach to doing so, also known as Bayes’ rule; an application of probability ...
Molecular link between inflammation and cancer discovered
Jan 25, 2007 |
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A team led by biochemists at the University of California, San Diego has found what could be a long-elusive mechanism through which inflammation can promote cancer. The findings may provide a new approach ...
Scientists Use Light to Control Proteins
Oct 16, 2008 |
4.9 / 5 (12) |
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A team of researchers from Penn State and the University of Texas Southwestern Medical Center has discovered a way to use light to control certain proteins that catalyze biochemical reactions. "This is one ...
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