News tagged with columbia university
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Geneticist reveals molecular view of key epigenetic regulator
Dec 09, 2009 |
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In a paper published this week in the journal Proceedings of the National Academy of Sciences, Dr. Michael Kobor reported the structure and function of a key player in regulating chromatin in yeast and humans.
Tropical birds waited for land crossing between North and South America: study
Dec 09, 2009 |
3.8 / 5 (4) |
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Despite their ability to fly, tropical birds waited until the formation of the land bridge between North and South America to move northward, according to a University of British Columbia study published this ...
Study helps advance heart-related research
Dec 04, 2009 |
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Using a new mathematical model of heart cells, University of Iowa investigators have shown how activation of a critical enzyme, calmodulin kinase II (CaM kinase), disrupts the electrical activity of heart cells.
For low-income families with special needs kids, where you live matters (w/ Video)
Dec 04, 2009 |
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In the United States, caring for a child with special health care needs usually means higher medical expenses for a family — particularly for low-income families, who spend a disproportionally large share of their income ...
Money changes what we think is fair, research finds
Medicine & Health / Psychology & Psychiatry
Dec 09, 2009 |
4 / 5 (1) |
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Thinking of rewarding your sales department for a job well done? You might not want to make cash part of the pay-off.
Oceans' Uptake of Manmade Carbon May Be Slowing
Space & Earth / Earth Sciences
Dec 09, 2009 |
3.5 / 5 (20) |
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(PhysOrg.com) -- The oceans play a key role in regulating climate, absorbing more than a quarter of the carbon dioxide that humans put into the air. Now, the first year-by-year accounting of this mechanism ...
Coin tosses can be easily rigged: study
Dec 07, 2009 |
3.6 / 5 (8) |
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The ubiquitous coin toss is not so random after all, and can easily be manipulated to turn up heads, or tails, a Canadian study has found.
Mammography use among women younger than 40 years old differ between minority populations
Dec 08, 2009 |
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Breast cancer screening guidelines generally recommend mammography begin at age 40. However, based on prior national research, an estimated 34 percent of non-Hispanic black women, 30 percent of non-Hispanic white women and ...
Female birds -- acting just like the guys -- become sexual show-offs in cooperative breeding species
Dec 09, 2009 |
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(PhysOrg.com) -- Female birds in species that breed in groups can find themselves under pressure to sexually show off and evolve the same kinds of embellishments - like fanciful tail feathers or chest-puffing ...
A faint star orbiting the Big Dipper's Alcor discovered
Dec 10, 2009 |
5 / 5 (5) |
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Next time you spy the Big Dipper, keep in mind that there is another star, invisible to the unaided eye, contributing to this constellation.
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