السبت، 21 يناير 2012

ScienceDaily: Health & Medicine News

ScienceDaily: Health & Medicine News

Tiny amounts of alcohol dramatically extend a worm's life, but why?

Posted: 20 Jan 2012 03:45 PM PST

Minuscule amounts of ethanol can at least double the life span of a tiny worm used as a model for aging studies, biochemists report. "This finding floored us; it's shocking" said the senior author of the study.

Fundamental malaria discovery

Posted: 20 Jan 2012 03:45 PM PST

Researchers have made a fundamental discovery in understanding how malaria parasites cause deadly disease.

Researchers solve questions about Ethiopians' high-altitude adaptations

Posted: 20 Jan 2012 03:45 PM PST

Over many generations, people living in the high-altitude regions of the Andes or on the Tibetan Plateau have adapted to life in low-oxygen conditions, but exactly how their genes convey a survival advantage remains an open question. Now, scientists have made new inroads to answering this question with the first genome-wide study of high-altitude adaptations within the third major population to possess them: the Amhara people of the Ethiopian Highlands.

T-rays technology could help develop Star Trek-style hand-held medical scanners

Posted: 20 Jan 2012 03:30 PM PST

Scientists have developed a new way to create Terahertz waves (T-rays) that may one day lead to biomedical detective devices similar to the 'tricorder' scanner used in Star Trek.

Is pork safe? High levels of MRSA bacteria in U.S. retail meat products, study suggests

Posted: 20 Jan 2012 03:24 PM PST

Retail pork products in the U.S. have a higher prevalence of methicillin-resistant Staphylococcus aureus bacteria (MRSA) than previously identified, according to new research.
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