Archive: 01/08/2009
Decline of carbon-dioxide-gobbling plankton coincided with ancient global cooling
(PhysOrg.com) -- The evolutionary history of diatoms -- abundant oceanic plankton that remove billions of tons of carbon dioxide from the air each year -- needs to be rewritten, according to a new Cornell ...
Biology /
Jan 08, 2009 |
4.5 / 5 (13) |
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Sequence matters in droughts and floods
When extremes of drought and flood come in rapid succession, the extent of damage to vegetation may depend in part on the sequence of those events, according to a new study published in The American Naturalist.
Biology /
Jan 08, 2009 |
3 / 5 (2) |
0
Stanford researchers uncover link between 2 aging pathways in mice
Two previously identified pathways associated with aging in mice are connected, say researchers at the Stanford University School of Medicine. The finding reinforces what researchers have recently begun to suspect: that the ...
Biology /
Jan 08, 2009 |
4.6 / 5 (5) |
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Identification of genetic markers for ulcerative colitis could lead to treatment
An international consortium of researchers, including major contribution from a team led by Dr. John D. Rioux, a professor of medicine at the Université de Montréal and the Montreal Heart Institute, has identified ...
Jan 08, 2009 |
5 / 5 (1) |
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First Americans arrived as 2 separate migrations, according to new genetic evidence
The first people to arrive in America traveled as at least two separate groups to arrive in their new home at about the same time, according to new genetic evidence published online on January 8th in Current Biology, a Cell ...
Biology /
Jan 08, 2009 |
4.8 / 5 (13) |
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Scientists Discover An Ancient Odor-Detecting Mechanism in Insects
(PhysOrg.com) -- In 1913 Theodore Roosevelt added cartographer to his resume when he and his crew ventured up an unspeakably dangerous and uncharted tributary named the River of Doubt. Now, on a charting expedition ...
Biology /
Jan 08, 2009 |
3.7 / 5 (3) |
1
Floods to become commonplace by 2080
Flooding like that which devastated the North of England last year is set to become a common event across the UK in the next 75 years, new research has shown.
Space & Earth / Earth Sciences
Jan 08, 2009 |
2.4 / 5 (16) |
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Study shows California's autism increase not due to better counting, diagnosis
A study by researchers at the UC Davis M.I.N.D. Institute has found that the seven- to eight-fold increase in the number children born in California with autism since 1990 cannot be explained by either changes in how the ...
Medicine & Health / Diseases, Conditions, Syndromes
Jan 08, 2009 |
3.8 / 5 (4) |
18
Obesity starts in the head? 6 newly discovered genes for obesity have a neural effect
The international GIANT (Genetic Investigation of Anthropometric Parameters) consortium works on the discovery of obesity genes. So far, the scientists have analyzed two million DNA variations in 15 genome-wide association ...
Jan 08, 2009 |
5 / 5 (1) |
0
Maslinic acid provides a natural defense against colon cancer
Researchers from the University of Granada and the University of Barcelona have shown that treatment with maslinic acid, a triterpenoid compound isolated from olive-skin pomace, results in a significant inhibition of cell ...
Jan 08, 2009 |
4.5 / 5 (4) |
0
Ahead of the games: Test will catch sports cheats on new endurance drugs
Avoiding detection just got harder for drug cheats who try to use a particular range of untested, but potentially enhancing, compounds. In the past, tests have been developed once a drug is known to be in circulation. Now ...
Medicine & Health / Medications
Jan 08, 2009 |
not rated yet |
0
Hormone therapy associated with reduced colorectal cancer risk
The combination of estrogen plus progestin, which women stopped taking in droves following the news that it may increase their risk of breast cancer, may decrease their risk of colorectal cancer, according to a report published ...
Jan 08, 2009 |
not rated yet |
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Chemopreventive agents in black raspberries identified
A study published in Cancer Prevention Research, a journal of the American Association for Cancer Research, identifies components of black raspberries with chemopreventive potential.
Jan 08, 2009 |
5 / 5 (2) |
0
Metabolic syndrome a risk for veterans with PTSD
Veterans with post-traumatic stress disorder (PTSD) are more likely to have metabolic syndrome than veterans without PTSD, according to a study led by Pia Heppner, Ph.D., psychologist with the University of California, San ...
Medicine & Health / Diseases, Conditions, Syndromes
Jan 08, 2009 |
5 / 5 (1) |
0
New tool enables powerful data analysis
(PhysOrg.com) -- A powerful computing tool that allows scientists to extract features and patterns from enormously large and complex sets of raw data has been developed by scientists at University of California, ...
Technology / Computer Sciences
Jan 08, 2009 |
4.4 / 5 (18) |
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