A rare genetic disease called dyskeratosis congenita, caused by the rapid shortening of telomeres (protective caps on the ends of chromosomes), can be mimicked through the study of undifferentiated induced pluripotent stem ...
Biotechnology
May 23, 2011
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(PhysOrg.com) -- Researchers at the RIKEN Plant Science Center (PSC) have clarified a key epigenetic mechanism by which an enzyme in the model plant Arabidopsis protects cells from harmful DNA elements. Published in the April ...
Biotechnology
May 12, 2011
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(PhysOrg.com) -- Ever since Charles Darwin proposed his theory of evolution in 1859, scientists have wondered whether evolutionary adaptations can be reversed.
Evolution
May 11, 2011
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Many genes that cause human diseases have parallel genes in other organisms, including yeast. Now Columbia University researchers have used an innovative yeast-based screening method to identify a possible treatment for the ...
Biochemistry
Apr 18, 2011
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New research suggests that private industry and academic science pursue different goals with different consequences, but that the two can still be complementary.
Social Sciences
Dec 9, 2010
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A new data-driven statistical model that incorporates the surrounding landscape in unprecedented detail describes the transfer of an inserted bacterial gene via pollen and seed dispersal in cotton plants more accurately than ...
Biotechnology
Nov 30, 2010
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The more complex a plant or animal, the more difficulty it should have adapting to changes in the environment. That's been a maxim of evolutionary theory since biologist Ronald Fisher put forth the idea in 1930.
Evolution
Sep 27, 2010
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Computational neuroscientists at the Queensland Brain Institute have done the sums - and found that a mathematical model could help improve the understanding of developmental disorders.
Mathematics
Sep 16, 2010
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Imagine a war in which you are vastly outnumbered by an enemy that is utterly relentless - attacking you is all it does. The intro to another Terminator movie? No, just another day for microbes such as bacteria and archaea, ...
Cell & Microbiology
Sep 9, 2010
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One mention of E. coli conjures images of sickness and food poisoning, but the malevolent bacteria may also be the key to the future of renewable energy.
Biochemistry
Sep 3, 2010
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