41.   In Asia, new infections surpassed one million.

42.   In Africa and the rest of the developing world, AIDS is a heterosexual epidemic, and young African women bear the brunt of new infections.

43.   In addition, authorities reported just last week the first drop in the number of new HIV infections since the AIDS epidemic began.

44.   In recent years, new HIV infections have plateaued.

45.   In recent weeks, the lull in new infection cases had federal officials expressing cautious hope that the public health threat from anthrax had largely passed.

46.   Just last week, health officials said they had found no new infections among the Filipino farm workers who tended the monkeys.

47.   Katz was delivering figures showing that new HIV infections are up sharply among gay men in San Francisco.

48.   Knowing who is becoming infected, and how, investigators say that they can envision strategies that could push down the rate of new infections.

49.   Mitchell Katz, the director of the Department of Public Health, said it was important to maintain such rules to prevent new HIV infections.

50.   Ms. Tarlton said that studies had shown that new infection rates among the people enrolled in needle exchange programs had been halved.