News tagged with quantitative variation
Why didn't Darwin discover Mendel's laws?
Feb 27, 2009 |
3.6 / 5 (13) |
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Mendel solved the logic of inheritance in his monastery garden with no more technology than Darwin had in his garden at Down House. So why couldn't Darwin have done it too? A Journal of Biology article argues that Darwin ...
Search results for quantitative variation
Studies quantify radiation doses, cancer risks from CT scans
9 hours ago |
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Doses of radiation from commonly performed computed tomography (CT) scans vary widely, appear higher than generally believed and may contribute to an estimated tens of thousands of future cancer cases, according to two reports ...
Genetic link to heart failure
9 hours ago |
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A team of researchers, at Washington University School of Medicine, St Louis, has identified a group of 12 genetic variants in the HSPB7 gene that is associated with heart failure in humans.
Nanoprobes hit targets in tumors, could lessen chemo side effects
Nanotechnology / Bio & Medicine
Dec 14, 2009 |
5 / 5 (1) |
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(PhysOrg.com) -- Tiny nanoprobes have shown to be effective in delivering cancer drugs more directly to tumor cells - mitigating the damage to nearby healthy cells - and Purdue University research has shown that the nanoprobes ...
Scientists suggest certain genes boost chances for distributing variety of traits, drive evolution
Dec 14, 2009 |
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Genes that don't themselves directly affect the inherited characteristics of an organism but leave them increasingly open to variation may be a significant driving force of evolution, say two Johns Hopkins scientists.
A social network that ballooned
Dec 11, 2009 |
1 / 5 (1) |
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(PhysOrg.com) -- On Tuesday, Dec. 1, members of the MIT Media Lab’s Human Dynamics Laboratory received an e-mail with a $40,000 proposition. The U.S. Defense Department’s Defense Advanced Research Projects ...
Farms, Fertilizers and Greenhouse Gas Emissions
Dec 10, 2009 |
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(PhysOrg.com) -- Agricultural Research Service (ARS) scientists are front and center in finding out how farming affects emissions of the green house nitrous oxide (N2O).
A novel, 10,000-year study of strata compaction and sea-level rise on English coast
Space & Earth / Earth Sciences
Dec 10, 2009 |
4.5 / 5 (2) |
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Environmental scientists at the University of Pennsylvania and Durham University have employed a novel combination of geological and model reconstructions of wetland environments during a 10,000-year period ...
Helpful or creepy? Overpersonalized Web sites may spook shoppers
Dec 10, 2009 |
4 / 5 (1) |
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Michael Redding describes the get-to-know-you game between man and machine as a version of "Name That Tune."
Toshiba Develops High Performance CMOS Device Technology for 20nm Generation LSI
Dec 09, 2009 |
5 / 5 (4) |
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(PhysOrg.com) -- Toshiba Corporation today announced that it has developed a breakthrough technology for steep channel impurity distribution that delivers a solution to a key problem for 20nm generation CMOS ...
Sonic Hedgehog variations linked to recurrence, survival and response to therapy of bladder cancer
Dec 09, 2009 |
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Genetic variations in the Sonic Hedgehog pathway increase the likelihood of recurrence, reduce survival time and limit response to therapy for people with non-muscle invasive bladder cancer, scientists from The University ...
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