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Life sciences/Biochemistry/Biomolecules/Hormones

Strategies for In-Person Engagements: Nonverbal Communication
Alan I. Leshner
Sam Wasser, fighting to save Africa's elephants
NIH says it's time to start using female animals too
A controversial choice for zoos: Birth control or euthanasia?
Engineering tissue for replacement organs and cruelty-free meat
Course in Human Mate Selection Wins <em>Science</em> Magazine Prize
Science Talk- AAAS Experts & Speakers Service

 

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Alan I. Leshner [Photograph by Colellaphoto.com]
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Alan I. Leshner, PhD

Robert J. Lefkowitz, Pioneering Cell Researcher and AAAS Member, Shares 2012 Nobel Prize in Chemistry

Robert J. Lefkowitz, a AAAS member, was named a winner of the 2012 Nobel Prize in Chemistry for his research on cell surface receptors.

As a Howard Hughes Medical Institute investigator at Duke University since 1976, Lefkowitz was recognized for the new insights produced by

<em>Science Translational Medicine</em>: Disappearing Diabetes After Gastric Bypass Surgery

Weight loss by gastric bypass surgery alters the metabolism of individuals in ways that are different from the effects of dieting, reports a new study in the 27 April issue of Science Translational Medicine. The results are preliminary but could help researchers find new ways to treat diabetes.

“The rapid reversal of diabetes after gastric bypass surgery points to mechanisms other than weight loss involved in improved glucose levels,” said lead author Blandine Laferrère, assistant professor in medicine at Columbia University College of Physicians and Surgeons.