News tagged with genetic isolation
New research highlights: 'Conservation and Management of Eastern Big-Eared Bats'
A new publication from the USDA Forest Service Southern Research Station (SRS), 'Conservation and Management of Eastern Big-Eared Bats,' brings together the latest knowledge about eastern big-eared bats. Edited ...
Mar 13, 2012 |
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Salamanders spell out evolution in action
Lungless salamanders (Ensatina eschscholtzii) live in a horseshoe-shape region in California (a 'ring') which circles around the central valley. The species is an example of evolution in action because, while neighboring popula ...
Jul 06, 2011 |
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Evolution to the rescue: Researchers offer hope that species may adapt quickly to rapid environmental change
Evolution is usually thought to be a very slow process, something that happens over many generations, thanks to adaptive mutations. But environmental change due to things like climate change, habitat destruction, pollution, ...
Jun 22, 2011 |
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Getting a step ahead of pathogens
A recent article in the journal Chaos examines the possibility of using epistasis to predict the outcome of the evolutionary processes, especially when the evolving units are pathogens such as viruses.
Jul 27, 2010 |
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How important is geographical isolation in speciation?
A genetic study of island lizards shows that even those that have been geographically isolated for many millions of years have not evolved into separate species as predicted by conventional evolutionary theory. Professor ...
Apr 29, 2010 |
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Study surprise yields new target for assessing genes linked to autism
Researchers at Duke University Medical Center have uncovered a new genetic signature that correlates strongly with autism and which doesn't involve changes to the DNA sequence itself. Rather, the changes are in the way the ...
Oct 21, 2009 |
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Lack of Social Interaction Affects Health Outcomes of Breast Cancer
(PhysOrg.com) -- Social environment can play an important role in the biology of disease, including breast cancer, and lead to significant differences in health outcome, according to results of a study published in Cancer Pr ...
Oct 19, 2009 |
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Beautiful plumage: Feather color and sex start the species revolution
Faculty of 1000, the leading scientific evaluation service, has highlighted research providing evidence for the evolution of a new species.
Aug 05, 2009 |
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Cocaine-linked genes enhance behavioral effects of addiction
New research sheds light on how cocaine regulates gene expression in a crucial reward region of the brain to elicit long-lasting changes in behavior. The study, published by Cell Press in the May 14th issue of the journal ...
Medicine & Health / Neuroscience
May 13, 2009 |
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Shape-shifting coral evade identification
The evolutionary tendency of corals to alter their skeletal structure makes it difficult to assign them to different species. Researchers writing in the open access journal BMC Evolutionary Biology have used genetic marker ...
Biology /
Feb 24, 2009 |
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