Researchers at UC Davis and the University of British Columbia have shed new light on methylation, a critical process that helps control how genes are expressed. Working with placentas, the team discovered that 37 percent ...
Mar 27, 2013
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Two new mutations that collectively occur in 71 percent of malignant melanoma tumors have been discovered in what scientists call the "dark matter" of the cancer genome, where cancer-related mutations haven't been previously ...
Jan 24, 2013
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(Medical Xpress)—A few years ago, scientists discovered an unexpected layer of information woven into the genetic code – a nucleotide called 5-hydroxymethylcytosine, or 5hmC. Its meaning was unknown at the time, but a ...
Dec 21, 2012
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A new study published November 20 in the open-access journal PLOS Biology has identified hundreds of small regions of the genome that appear to be uniquely regulated in human neurons. These regulatory differences distinguish ...
Nov 20, 2012
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A new regulator for heart formation has been discovered by studying how embryonic stem cells adjust the packaging of their DNA. This approach to finding genetic regulators, the scientists say, may have the power to provide ...
Sep 27, 2012
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Since the sequencing of the human genome in 2001, all our genes – around 20,000 in total – have been identified. But much is still unknown – for instance where and when each is active. Next to each gene sits a short ...
Sep 10, 2012
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(Medical Xpress) -- A protein essential for metabolism and recently associated with neurodegenerative diseases also occurs in several brain-specific forms. This discovery emerged in the course of a research project funded ...
Jul 23, 2012
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(Medical Xpress) -- The biological role of a gene variant implicated in multiple sclerosis (MS) has been determined by researchers at Oxford University.
Jul 11, 2012
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Scientists have successfully sequenced the genome of a baby in the womb without tapping its protective fluid sac. This non-invasive approach to obtaining the fetal genome is reported in the June 6 issue of Science Translational ...
Jun 6, 2012
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One-letter switches in the DNA code occur much more frequently in human genomes than anticipated, but are often only found in one or a few individuals.
May 17, 2012
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