A University of British Columbia doctoral candidate has discovered a previously unknown mechanism for silencing retroviruses, segments of genetic material that can lead to fatal mutations in a cell's DNA.
Apr 08, 2010
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Though a high-fiber diet has long been considered good for you and beneficial in staving off colon cancer, Medical College of Georgia researchers have discovered a reason why: roughage activates a receptor ...
Apr 13, 2009
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Over the last two decades, scientists have come to understand that the genetic code held within DNA represents only part of the blueprint of life. The rest comes from specific patterns of chemical tags that ...
Sep 30, 2012
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(PhysOrg.com) -- Studying chemical modifications in the chromosomes of cells is akin to searching for changes in coiled spaghetti. Scientists at Cornell have figured out how to stretch out tangled strands ...
Oct 31, 2011
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For the first time, UK scientists have reported direct evidence that taking up smoking results in epigenetic changes associated with the development of cancer.
Oct 09, 2010
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The nature-nurture debate is a "giant step" closer to being resolved after scientists studying bees documented how environmental inputs can modify our genetic hardware. The researchers uncovered extensive ...
Nov 02, 2010
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Anyone who studied a little genetics in high school has heard of adenine, thymine, guanine and cytosine - the A,T,G and C that make up the DNA code. But those are not the whole story. The rise of epigenetics in the past decade ...
Apr 16, 2009
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(PhysOrg.com) -- Bioengineers at UC San Diego have developed a breakthrough method for sequencing-based methylation profiling, which could help fuel personalized regenerative medicine and even lead to more ...
Apr 22, 2009
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Scientists from Sydney's Garvan Institute of Medical Research have published a paper, online today in Nature Cell Biology, describing gene expression in a prostate cancer cell: more sweeping, more targeted and more comple ...
Feb 23, 2010
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There is new hope for people with acute myelogenous leukemia (AML), a fast-growing cancer of the blood and bone marrow. Research led by Weill Cornell Medical College and published today in the online edition of the journal ...
Dec 03, 2010
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A previously unknown pattern in DNA methylation - an event that affects cell function by altering gene expression - has been uncovered for the first time by stem cell researchers at UCLA, a finding that could have implications ...
Jun 02, 2010
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Scientists have observed, for the first time, an intermediate stage in the chemical process that repairs DNA methylation damage and regulates many important biological functions that impact health conditions ...
Nov 10, 2010
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(PhysOrg.com) -- The vitamin folate appears to promote healing in damaged rat spinal cord tissue by triggering a change in DNA, according to a laboratory study funded by the National Institutes of Health.
Jun 24, 2010
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Scientists who study how human chemistry can permanently turn off genes have typically focused on small islands of DNA believed to contain most of the chemical alterations involved in those switches. But after an epic tour ...
Jan 18, 2009
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Scientists at the Gladstone Institutes of Virology and Immunology (GIVI) have found another clue that may lead to eradication of HIV from infected patients who have been on antiretroviral therapy. A real cure for HIV has ...
Jun 26, 2009
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