News

  1. Health & Medicine

    Vaccine may prevent some cervical cancers

    A new vaccine spurs people to produce a strong immune response against human papillomavirus, a virus that can infect both men and women and causes cervical cancer in women.

    By Nathan Seppa
  2. Ecosystems

    Fish Epidemic Traces to Novel Germ

    A new mycobacterium, related to the one causing tuberculosis, is responsible for a mysterious epidemic sickening some of the Chesapeake Bay's most prized fish.

    By Janet Raloff
  3. Health & Medicine

    AIDS-treatment guidelines revised

    A panel of scientists has changed the guidelines for prescribing medication for HIV-infected patients, considerably lowering the suggested T-cell-count and HIV-copy thresholds.

    By Nathan Seppa
  4. Health & Medicine

    AIDS drug performs well in early test

    A new drug called T-1249, which keeps the AIDS virus from fusing with immune cells, proves largely safe in people.