News tagged with facilitated variation
How evolution learns from past environments to adapt to new environments
Biology /
Nov 07, 2008 |
4.4 / 5 (18) |
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The evolution of novel characteristics within organisms can be enhanced when environments change in a systematic manner, according to a new study by Weizmann Institute researchers. Merav Parter, Nadav Kashtan and Uri Alon ...
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ASU genetics research sheds light on evolution of the human diet
Biology /
Feb 12, 2009 |
4.5 / 5 (2) |
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Diet - and how it has shaped our genome - occupies much of an evolutionary scientist's time. Anne Stone, associate professor of anthropology in Arizona State University's School of Human Evolution and Social Change, will ...
Chromosome breakpoints contribute to genetic variation
Apr 23, 2009 |
5 / 5 (1) |
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A new study reveals that - contrary to decades of evolutionary thought - chromosome regions that are prone to breakage when new species are formed are a rich source of genetic variation.
Blood transfusions associated with infection
Jul 31, 2009 |
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A study of almost 25,000 coronary artery bypass graft (CABG) patients has shown that receiving blood from another person is associated with a two-fold increase in post-operative infection rates. The research, published in ...
Study links selection for pathogen-resistance with increased risk for inflammatory disease
Aug 06, 2009 |
5 / 5 (1) |
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New research reveals that a simple laboratory assay detects a genetic variation in host response to bacterial infection that is associated with an increased susceptibility for inflammatory disease. The study, published by ...
Gene variation that lets people get by on fewer zees transferred to create insomniac mice
Sep 16, 2009 |
5 / 5 (1) |
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A University of Utah sleep expert has joined with researchers at the University of California, San Francisco (UCSF), and Stanford University to identify a genetic variation in humans, which the scientists also developed in ...
Color differences within and between species have common genetic origin
Oct 22, 2009 |
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(PhysOrg.com) -- Spend a little time people-watching at the beach and you're bound to notice differences in the amount, thickness and color of people's body hair. Then head to the zoo and compare people to chimps, our closest ...
Sex life of killer fungus finally revealed
Biology /
Dec 01, 2008 |
4.8 / 5 (4) |
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Biologists at The University of Nottingham and University College Dublin have announced a major breakthrough in our understanding of the sex life of a microscopic fungus which is a major cause of death in immune deficient ...
Scientists discover new genetic variation that contributes to diabetes
Sep 06, 2009 |
5 / 5 (1) |
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Scientists have identified a genetic variation in people with type 2 diabetes that affects how the body's muscle cells respond to the hormone insulin, in a new study published today in Nature Genetics. The researchers, from I ...
Scientists discover novel mechanism that increases colorectal cancer risk
Jun 29, 2009 |
5 / 5 (2) |
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Finnish Academy Professors Lauri Aaltonen and Jussi Taipale have identified and described a mechanism whereby a single-base change in the human genome increases the risk of colorectal cancer.
Towards a better understanding of hot spot volcanism
Space & Earth / Earth Sciences
Jan 31, 2008 |
4.3 / 5 (6) |
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Most of the Earth’s listed active volcanoes are located at the borders between two tectonic plates, where upsurge of magma from the mantle is facilitated. When these magmatic uprisings occur at a subduction zone, where one ...
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