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  1. Health & Medicine

    An alternate approach to Parkinson’s

    While levodopa is the treatment of choice for Parkinson's disease, drugs called dopamine agonists, which mimic the neurotransmitter dopamine, may work as well early in the disease, cause fewer side effects, and preserve levodopa's effectiveness.

    By Nathan Seppa
  2. Health & Medicine

    Bypass surgery in elderly works fine

    Coronary bypass surgery works as well in people over age 75 as it does in people 15 years younger.

    By Nathan Seppa

  3. Bacteria, this spud’s for you

    A compound in potato extracts stops bacteria from sticking to their targeted cells.

    By John Travis

  4. Viral enzyme tackles strep throat

    An enzyme from viruses that chew up bacteria may be a new kind of antibiotic.