Tuesday, October 11th, 2011
Researchers at the University of California, San Diego School of Medicine say that losing the ability to make a particular kind of sugar molecule boosted disease protection in early hominids, and may have directed the evolutionary emergence of our ancestors, the genus Homo...
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Saturday, September 17th, 2011
Most of the time, being ill with the flu is little more than a nuisance. Other times, it can spark an exaggerated immune response and turn deadly. Researchers reporting in the journal Cell, a Cell Press publication, have now traced the origins of this severe immune response -- called a ...
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Tuesday, September 13th, 2011
Investigators have wondered since 2007 whether human induced pluripotent stem cells function the same as embryonic stem cells, which are sourced in primary stage embryos. Although both cell types have the capability to differentiate into any cell in the body, their origins, in embryonic and adult tissue, indicate that they ...
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Tuesday, September 13th, 2011
Ever since human induced pluripotent stem cells were first derived in 2007, scientists have wondered whether they were functionally equivalent to embryonic stem cells, which are sourced in early-stage embryos. Both cell types have the ability to differentiate into any cell in the body, but their origins - in embryonic ...
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Saturday, August 27th, 2011
New genetic evidence reveals that most British men are not descended from immigrant farmers who migrated east 5,000-10,000 years ago - contrary to previous research. Instead, scientists from the Universities of Oxford and Edinburgh say that most European men can trace their lineage to people - most likely hunter-gatherers - ...
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