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Tuesday, January 24, 2006 |
Back on drugs? Could be in your genes. Inbred strains of rats differ in how aggressively they seek cocaine after a few weeks of use, researchers say. The finding, posted online Jan. 18 by Psychopharmacology, is another piece of evidence that genetics plays a role in the relapse of drug-seeking behavior in humans. [Science Blog -]
10:32:41 AM
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Chimps close the gap on humans. Scientists at the Georgia Institute of Technology have found genetic evidence that seems to support a controversial hypothesis that humans and chimpanzees may be more closely related to each other than chimps are to the other two species of great apes – gorillas and orangutans. They also found that humans evolved at a slower rate than apes. [Science Blog -]
10:29:45 AM
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Bummer marriages a bummer for health, too. Long-term, low-quality marriages have significant effects on overall well-being, according to a recent study by Penn State researchers. The researchers said that people who remain unhappily married suffer from lower levels of self-esteem, overall health, overall happiness, and life satisfaction along with elevated levels of psychological distress, in contrast to those in long-term happy marriages. [Science Blog -]
10:25:04 AM
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© Copyright 2006 Bruce Landon.
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