A tiny vibrating cantilever sensor could soon help doctors and field clinicians quickly detect harmful toxins, bacteria and even indicators of certain types of cancer from small samples of blood or urine. Researchers from ...
Analytical Chemistry
Jul 27, 2012
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University of Texas Medical Branch at Galveston researchers have found a surprising connection between a key DNA-repair process and a cellular signaling network linked to aging, heart disease, cancer and other chronic conditions. ...
Biochemistry
Jun 15, 2012
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Large numbers of people moved between Africa and Europe during recent and well-documented time periods such as the Roman Empire, the Arab conquest, and the slave trade, and genetic evidence of these migrations lives on in ...
Evolution
Mar 26, 2012
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New biological research reveals how an invading virus hijacks a cell's workings by imitating a signaling marker to defeat the body's defenses. By manipulating cell signals, the virus destroys a defensive protein designed ...
Cell & Microbiology
Mar 26, 2012
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Do bacteria, like higher organisms, have a built-in program that tells them when to die? The process of apoptosis, or cell death, is an important part of normal animal development. In a new study published March 6 in the ...
Cell & Microbiology
Mar 6, 2012
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(PhysOrg.com) -- Before any cell - healthy or cancerous - can divide, it has to replicate its DNA. So scientists who want to know how normal cells work - and perhaps how to stop abnormal ones - are keen to understand this ...
Cell & Microbiology
Mar 6, 2012
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Mayo Clinic researchers have gained insights into the function of a member of a family of specialized proteins called histone chaperones. Using nuclear magnetic resonance (NMR) spectroscopy and X-ray crystallography, they ...
Biochemistry
Mar 1, 2012
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Important new information on one of the most critical protein machines in living cells has been reported by a team of researchers with the U.S. Department of Energy's Lawrence Berkeley National Laboratory (Berkeley Lab) and ...
Biochemistry
Jan 11, 2012
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Researchers from Princeton University have discovered why, despite being bombarded by many different herpesviruses, infected cells produce only a limited number of those viruses. They report their findings in the current ...
Cell & Microbiology
Jan 4, 2012
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Cold Spring Harbor Laboratory's DNA Learning Center (DNALC) has been awarded the Science Prize for Online Resources in Education (SPORE) for its creation of a science education portal at www.dnalc.org that attracts more than ...
Other
Dec 22, 2011
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