21.   And, Moore added, he anticipated more such arguments to come as companies push to have vaccines tested that they hope might prevent HIV infections.

22.   Answering these questions allows them to design solutions to prevent new infections.

23.   Anti-viral drugs such as AZT and protease inhibitors do not prevent infection and are unlikely to ever eradicate the virus from the body, Levy said.

24.   As a major AIDS meeting ended here, researchers expressed hope Thursday that a recently discovered molecule might eventually lead to new ways to prevent the infection.

25.   AZT failed to prevent infection in at least eight cases, according to medical journals.

26.   Before his latest hospitalization, Robert was taking eight medications a day to control his hemophilia and his AIDS and to prevent infections, Ramsey said.

27.   A series of shots prevents infection.

28.   A vaccine can prevent the infection, and it can be treated with huge doses of antibiotics if caught in its early stages.

29.   A vaccine to prevent urinary tract infections has proved successful in mice and holds promise for people, researchers are reporting on Friday in the journal Science.

30.   AdvantageS was developed and marketed as a contraceptive, not as a way to prevent infections.