Archive: 02/09/2009
Study proves that practice makes perfect in PCI for heart attack
When it comes to treating heart attacks, experience matters. New research shows that patients have a much better chance of survival when both their hospital and their physician have a strong track record in treating heart ...
Feb 09, 2009 |
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How an Antarctic worm makes antifreeze and what that has to do with climate change
Two Brigham Young University researchers who just returned from Antarctica are reporting a hardy worm that withstands its cold climate by cranking out antifreeze. And when its notoriously dry home runs out ...
Biology /
Feb 09, 2009 |
3.8 / 5 (13) |
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First genome-wide expression analysis yields better understanding of how leukemia develops
In a collaborative study published Feb. 9, 2009, in the Proceedings of the National Academy of Sciences (PNAS), scientists performed a genome-wide expression analysis comparing highly enriched normal blood stem cells and le ...
Feb 09, 2009 |
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Camouflaging of viral DNA could be crucial step in progression of cancers
An estimated 15% of cancer cases can be linked to a viral infection, however the biological changes that cause some asymptomatic carriers of a virus to develop full-blown tumors are not well understood. In a study published ...
Feb 09, 2009 |
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Scientists identify potential key to Lyme disease
Researchers at UT Southwestern Medical Center have identified a protein that may help give Lyme disease its bite. The findings suggest that the bacterial protein, which aids in transporting the metal manganese, is essential ...
Feb 09, 2009 |
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Study suggests possible treatment for neurological disorder Rett syndrome
Using injections of a small derivate of the protein insulin-like growth factor-1 (IGF-1), scientists at Whitehead Institute for Biomedical Research and MIT's Picower Institute for Learning and Memory have successfully treated ...
Feb 09, 2009 |
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Link found between influenza, absolute humidity
A new study by Oregon researchers has found a significant correlation between "absolute" humidity and influenza virus survival and transmission. When absolute humidity is low - as in peak flu months of January and February ...
Feb 09, 2009 |
3.9 / 5 (8) |
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Researchers learn why robots get stuck in the sand -- and how to keep them going (Video)
(PhysOrg.com) -- Today's advanced mobile robots explore complex terrains across the globe and even on Mars, but have difficulty traversing sand and other granular media like dirt, rubble or slippery piles ...
Feb 09, 2009 |
4.2 / 5 (6) |
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Body's defenses may worsen chronic lung diseases in smokers
Although the immune system is designed to protect the body from harm, it may actually worsen one of the most difficult-to-treat respiratory diseases: chronic obstructive pulmonary disorder (COPD), according to new University ...
Feb 09, 2009 |
4.5 / 5 (2) |
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Rapid burst of flowering plants set stage for other species
A new University of Florida study based on DNA analysis from living flowering plants shows that the ancestors of most modern trees diversified extremely rapidly 90 million years ago, ultimately leading to the formation of ...
Other Sciences / Archaeology & Fossils
Feb 09, 2009 |
4.8 / 5 (5) |
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No joy in discoveries of new mammal species -- only a warning for humanity, Paul Ehrlich says
In the era of global warming, when many scientists say we are experiencing a human-caused mass extinction to rival the one that killed off the dinosaurs, one might think that the discovery of a host of new species would be ...
Biology /
Feb 09, 2009 |
2.5 / 5 (17) |
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Scientists document salamander decline in Central America
The decline of amphibian populations worldwide has been documented primarily in frogs, but salamander populations also appear to have plummeted, according to a new study by University of California, Berkeley, ...
Biology /
Feb 09, 2009 |
5 / 5 (2) |
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High CO2 boosts plant respiration, potentially affecting climate and crops
The leaves of soybeans grown at the elevated carbon dioxide (CO2) levels predicted for the year 2050 respire more than those grown under current atmospheric conditions, researchers report, a finding that will ...
Space & Earth / Earth Sciences
Feb 09, 2009 |
4.3 / 5 (18) |
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Minority health-care clinics separate but unequal
A study published today in the Archives of Internal Medicine may shed new light on why minority Americans have poorer health outcomes from chronic conditions such as hypertension, heart disease and diabetes.
Feb 09, 2009 |
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Tests may predict driving safety in people with Alzheimer's disease
Doctors may be able to use certain cognitive tests to help determine whether a person with Alzheimer's disease can safely get behind the wheel. The research is published in the February 10, 2009, print issue of Neurology, the me ...
Feb 09, 2009 |
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