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Earth Sciences

Greenland Glacier Thinning Linked to Ocean Warming Changes

The study, whose lead author was David Holland, director of the Center for Atmosphere Ocean Science, part of New York University's Courant Institute of…

Life & Chemistry

New Gene Discovery Could Boost Rice Yields Significantly

The gene may prove to be useful for breeding high-yield rice and, thus, may benefit the vast number of people who rely on this staple food for survival. “Our…

Life & Chemistry

'Hub' of fear memory formation identified in brain cells

The results are published online this week and appear in the October issue of Nature Neuroscience. The protein beta-catenin acts like a Velcro strap, fastening…

Life & Chemistry

New Technique Controls Protein Activity for Cancer Therapies

The new technique also could help to speed the development of therapies in which cancer-fighting proteins are selectively delivered to tumors.The procedure,…

Environmental Conservation

UI Researchers Discover PCB11 in Chicago’s Air Quality

“To the best of our knowledge, this is the first published report of PCB11 in ambient air,” said Keri Hornbuckle, UI professor of civil and environmental…

Earth Sciences

Arctic Experiences Record Fastest August Sea Ice Retreat

Each year at the end of summer, sea ice in the Arctic melts to reach its annual minimum. Ice that remains, or “perennial ice,” has survived from year to year…

Health & Medicine

Do 'light' cigarettes deliver less nicotine to the brain than regular cigarettes?

Reporting in the current online edition of the International Journal of Neuropsychopharmacology, UCLA psychiatry professor Dr. Arthur L. Brody and colleagues…

Studies and Analyses

Don't forget the vitamin A when working with its carrier protein

Researchers at the University of Wisconsin-Madison in a study funded by USDA and NIH, discovered that not only was one of the carrier proteins for vitamin A,…

Physics & Astronomy

NASA’S Dirty Secret: Moon Dust

Taylor and other scientists will present their research on lunar dust at the “Living on a Dusty Moon” session on Thursday, 9 October 2008, at the Joint Meeting…

Life & Chemistry

Conaway Lab Identifies Novel Mechanism for Regulation of Gene Expression

Uch37 is a “deubiquitinating enzyme” that can remove protein tags (called ubiquitin) from other proteins. The presence of one kind of ubiquitin tag on a…

Life & Chemistry

New way to make malaria medicine also first step in finding new antibiotics

Metcalf set out to understand how this compound, one of a group known as phosphonates, is made in nature by bacteria. He was interested in that process partly…

Physics & Astronomy

Physicists Find that Size Matters When Initiating an Object's Movement Through Grains

No one, until now, has discovered how much force is required to initiate an object's movement through grains. The result may be useful for engineering…

Environmental Conservation

Wetlands Restoration Not a Panacea for Louisiana Coast

As hurricanes have pounded the Gulf of Mexico this fall, the media has been filled with the words of politicians, policy makers, NGOs and local communities…

Life & Chemistry

Penn biophysicists create new model for protein-cholesterol interactions in brain and muscle tissue

The results provide a new model of behavior for the nicotinic acetylcholine receptor, a well studied protein involved in inflammation, Alzheimer's disease,…

Health & Medicine

Research underway to give sleep apnea sufferers relief and rest

“They don’t make the connection between the fact that they snore loudly at night and they complain about being tired during the day,” says Samuel Krachman,…

Health & Medicine

Researchers study how pistachios may improve heart health

“We investigated mechanisms of action to explain the cholesterol-lowering effects of the pistachio diets,” says Sarah K. Gebauer, recent Penn State Ph.D….

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