Health & Medicine

  1. Health & Medicine

    Vacillating stem cells

    Unsuspected, ever-changing variation among stem cells in bone marrow helps determine the development path the cells will follow during differentiation.

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  2. Health & Medicine

    Trust again

    The ability to trust others even after violations of trust is regulated by the hormone oxytocin.

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  3. Health & Medicine

    Nonstick toxicity

    By mimicking the action of estrogen, a widely used nonstick chemical promotes cancer development in animals.

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  4. Animals

    Courting both ways

    Some extra dopamine, and male fruit flies like boys too.

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  5. Health & Medicine

    Donor dilemma

    Blood donors age 16 or 17 are more apt to faint than older donors.

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  6. Tech

    I, computer

    Bacteria that can "flip pancakes" with their DNA are the first microbes engineered to be living computers.

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  7. Health & Medicine

    Itchy and scratchy

    People with a close relative who has had shingles face a heightened risk of getting the skin disease, and should probably be first in line to get the vaccine.

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  8. Life

    Sepsis buster

    The Ashwell receptor, a sugar-binding protein on liver cells, helps fight sepsis by clearing blood-clotting factors. The discovery clears up years of mystery surrounding the receptor’s function.

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  9. Life

    Identifying viable embryos

    New genetic tests to distinguish viable from nonviable embryos may help eliminate risky multiple births from fertility procedures.

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  10. Life

    Good night, Sloth

    First EEG of free-roaming animals finds less sleeping in the real world.

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  11. Health & Medicine

    Sharing valuable real estate

    Human brains rewire when people lose a sense, but a new study of people who have regained vision shows that the rewired areas retain their old abilities.

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  12. Materials Science

    Like the Nobel, Only Norwegian

    Two weeks from now, an astrophysicist, neuroscientist, and nanoscience researcher will each be named to receive $1 million Kavli Prizes.

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