Anticancer protein might combat HIV

Tumor suppressor p21 found in abundance in people impervious to developing AIDS

By Nathan Seppa, 17:54 PM October 21, 2010

VANCOUVER — A protein best known as a cancer suppressor may enable some people infected with HIV to fend off the virus indefinitely, a new study shows. Copious production of this protein, called p21, shows up in a select group of HIV-positive people who rarely develop AIDS, scientists reported October 21 at a meeting of the Infectious Diseases Society of America.

Some HIV patients, dubbed long-term nonprogressors, get infected with HIV yet seem impervious to its effects. While research has...

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