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Brian Vastag

All Stories by Brian Vastag

  1. Gene predicts sleepy performance

    Variants in a circadian-rhythm gene predict how well people perform mental tasks when sleep deprived.

  2. Health & Medicine

    Brain Fix: Stem cells supply missing enzyme

    Brain stem cells implanted into sick mice restored a missing enzyme and extended life span by 70 percent.

  3. Health & Medicine

    Emerging bug pilfers DNA

    A virulent bacterium invading U.S. hospitals and the battlefields of the Middle East pilfers its genes from other bacteria.