News tagged with dna samples
Study links virus to some cases of common skin cancer
Jul 30, 2009 |
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A virus discovered last year in a rare form of skin cancer has also been found in people with the second most common form of skin cancer among Americans, according to researchers at the Ohio State University Comprehensive ...
Gene variations can be barometer of behavior, choices
Medicine & Health / Neuroscience
Jul 20, 2009 |
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Researchers at Brown University and the University of Arizona have determined that variations of three different genes in the brain (called single-nucleotide polymorphisms) may help predict a person's tendency ...
Australia investigates mysterious penguin killings
Jul 15, 2009 |
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(AP) -- The first battered bodies were found on a small Australian beach, the white sand around them stained crimson with their blood. A few days later, the killer struck again - this time on the nearby cliffs ...
Bioethicists call for federal regulation of genetic ancestry testing
Jul 02, 2009 |
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(PhysOrg.com) -- As the popularity of take-home DNA kits to trace ancestry or calculate the risk for serious medical conditions grows, there is an increasingly critical need for federal oversight of "direct-to consumer" genetic ...
Sequencing effort to chart ants and their ecosystem
Jun 26, 2009 |
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(PhysOrg.com) -- Nestled within the twisting fungus gardens of leaf-cutter ants exists a complex symbiotic web that has evolved over millions of years. Now, with the help of a major genomic sequencing grant ...
Mobile DNA elements in woolly mammoth genome give new clues to mammalian evolution
Jun 08, 2009 |
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The woolly mammoth died out several thousand years ago, but the genetic material they left behind is yielding new clues about the evolution of mammals. In a study published online in Genome Research, scientists have analyz ...
DNA may identify sailor 68 years after Pearl Harbor
Other Sciences / Archaeology & Fossils
May 26, 2009 |
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The call came unexpectedly a few weeks ago, the sharp ring and a calm voice asking whether she was Starring Winfield's sister.
Britain to remove some DNA profiles from database
May 07, 2009 |
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(AP) -- Britain said Thursday it will set up a system to remove details about the DNA of innocent people from its nationwide registry of genetic information - but it could take up to 12 years for some of that information ...
Native Americans descended from a single ancestral group, DNA study confirms
Apr 29, 2009 |
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For two decades, researchers have been using a growing volume of genetic data to debate whether ancestors of Native Americans emigrated to the New World in one wave or successive waves, or from one ancestral ...
New insight into Rett syndrome severity
Medicine & Health / Neuroscience
Apr 20, 2009 |
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A research collaboration between Australia and Israel has identified a genetic variation that influences the severity of symptoms in Rett syndrome.
Study shows how glaciers affected deer evolution
Mar 26, 2009 |
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(PhysOrg.com) -- A 10-year study of mule and black-tailed deer has found unique subspecies created by the animals' responses to climate change thousands of years ago.
Scientists ID ten genes associated with a risk factor for sudden cardiac death
Mar 22, 2009 |
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(PhysOrg.com) -- One minute, he's a strapping 40-year-old with an enviable cholesterol level, working out on his treadmill. The next, he's dead.
Living longer thanks to the 'longevity gene'
Feb 03, 2009 |
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A variation in the gene FOXO3A has a positive effect on the life expectancy of humans, and is found much more often in people living to 100 and beyond - moreover, this appears to be true worldwide. A research group in the ...
