News tagged with dna repair pathways
Light, circadian rhythms affect vast range of physiological, behavioral functions
A new study of the genetic basis of circadian rhythms - the biological responses related to daily light exposure - has found that a few minutes of light exposure in a fungus directly affects a huge range of its biological ...
Medicine & Health / Medical research
Aug 26, 2010 |
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BRIT1 allows DNA repair teams access to damaged sites
Like a mechanic popping the hood of a car to get at a faulty engine, a tumor-suppressing protein allows cellular repair mechanisms to pounce on damaged DNA by overcoming a barrier to DNA access.
Jun 19, 2009 |
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Researchers Identify New Protein Important in Breast Cancer Gene's Role in DNA Repair
(PhysOrg.com) -- For years, researchers have known that under normal conditions, the breast cancer protein BRCA1 orchestrates the repair of damaged DNA, but the details of just how BRCA1 moves to the damaged ...
Mar 17, 2009 |
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Study suggests why some animals live longer
(PhysOrg.com) -- Scientists at the University of Liverpool have developed a new method to detect proteins associated with longevity, which helps further our understanding into why some animals live longer ...
Mar 29, 2012 |
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To drive infections, a hijacking virus mimics a cell's signaling system
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 ...
Mar 26, 2012 |
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Protein researchers unravel the molecular dance of DNA repair
Using state-of-the-art technology, scientists at the Novo Nordisk Foundation Center for Protein Research at the University of Copenhagen and their international collaborators have successfully obtained "molecular snapshots" ...
Mar 15, 2012 |
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Fly research gives insight into human stem cell development and cancer
Stem cells provide a recurring topic among the scientific presentations at the Genetics Society of America's 53rd Annual Drosophila Research Conference, March 7-11 at the Sheraton Chicago Hotel & Towers. Specifically, resear ...
Mar 08, 2012 |
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One electron could be key to furture drugs that repair sunburn
Researchers who have been working for nearly a decade to piece together the process by which an enzyme repairs sun-damaged DNA have finally witnessed the entire process in full detail in the laboratory.
Jul 25, 2011 |
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Nature's elegant solution to repairing DNA in cancer, other conditions
A major discovery about an enzyme's structure has opened a window on understanding DNA repair. Scientists at Duke University Medical Center have determined the structure of a nuclease that will help scientists to understand ...
Apr 20, 2011 |
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Safeguarding genome integrity through extraordinary DNA repair
(PhysOrg.com) -- DNA is under constant attack, from internal factors like free radicals and external ones like ionizing radiation. About 10 double-strand breaks – the kind that snap both backbones of ...
Apr 19, 2011 |
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Study suggests enzyme crucial to DNA replication may provide potent anti-cancer drug target
(PhysOrg.com) -- An enzyme essential for DNA replication and repair in humans works in a way that might be exploited as anti-cancer therapy, say researchers at The Scripps Research Institute and Lawrence Berkeley ...
Apr 14, 2011 |
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Positioning enzymes with ease
Virtually all processes in the human body rely on a unique class of proteins known as enzymes. To study them, scientists want to attach these molecules to surfaces and hold them fast, but this can often be ...
Apr 11, 2011 |
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Study confirms genetic differences in breast tissue among races
Scientists from Sylvester Comprehensive Cancer Center at the University of Miami Miller School of Medicine are working on a series of genetic analyses that suggest the underlying differences among racial groups are present ...
Apr 04, 2011 |
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