National Institutes of Health

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Study Suggests Genetic Link For Male Homosexuality

A large study of gay brothers adds to evidence that genes influence men’s chances of being homosexual, but the results aren’t strong enough to prove it.

11/19/2014

(credit: Adam Berry/Getty Images)

HIV-like Virus Suppressed In Monkey Experiment

Doctors may one day be able to control a patient’s HIV infection in a new way: injecting swarms of germ-fighting antibodies, two new studies suggest.

10/30/2013

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