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  1. Gene variant boosts diabetes risk

    Variant forms of two genes that encode receptor proteins for the hormone adiponectin show up more often in people with type 2 diabetes than in people who don't have the disease.

    By Nathan Seppa
  2. Health & Medicine

    Tackling stroke and heart risks

    Lowering cholesterol in diabetes patients lessens their risk of heart attack or stroke, even when their initial cholesterol was in the normal range.

    By Nathan Seppa

  3. Sperm defender has second role

    An antimicrobial protein may also trigger maturation of sperm.

    By John Travis
  4. Health & Medicine

    Compound in salsa kills off Salmonella

    Cilantro, one of the key ingredients of salsa, harbors an antibacterial compound that attacks Salmonella bacteria.