Robert Gallo, who co-discovered the HIV virus, hopes a bold new approach may finally produce a vaccine.

FORBES: Drug Companies Target AIDS

Now comes Robert Gallo, codiscoverer of the HIV virus and director of the Institute of Human Virology in Baltimore, with a glimmer of hope.

FORBES: Outsmarting AIDS

Dr. Robert Gallo, co-discoverer of the human immunodeficiency virus (HIV) that causes AIDS, said last week there was a "serious possibility" no vaccine would ever be discovered.

CNN: Clinton's challenge: Find AIDS vaccine by 2007

The good news: Merck is thinking about putting yet another vaccine into preclinical trials, this one developed by AIDS co-discoverer Robert Gallo and profiled in the Sept. 17 issue of Forbes.

FORBES: Drug Companies Target AIDS