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  1. Health & Medicine

    Guilt by Association: Whole-genome scans yield disease clues

    In a sweeping demonstration of the power of the new biology, researchers have linked two dozen genetic variations to six major diseases.

    By Brian Vastag
  2. Health & Medicine

    Animal-to-human diseases could be right at home

    A new map of where SARS or Ebola might erupt next highlights North America and Western Europe as likely sources.

    By Brian Vastag
  3. Health & Medicine

    Beware the bats

    Fruit bats in Bangladesh regularly trigger small outbreaks of Nipah virus, a measleslike pathogen that causes brain inflammation and death.

    By Brian Vastag
  4. Health & Medicine

    Phages break up plaques

    Phages, viruses that infect bacteria, dissolve plaques in the brains of mice with an Alzheimer's-like disease.