Health & Medicine

  1. Health & Medicine

    Genetic defect tied to autoimmune diseases

    Rare mutations in an enzyme lead to several different disorders.

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  2. Health & Medicine

    Vitamin B6 linked to lowered lung cancer risk

    High levels of folate and the amino acid methionine also seem to help, a new study finds.

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  3. Health & Medicine

    H1N1 virus lacks Spanish flu’s killer protein

    Researchers uncover a deadly secret of Spanish flu.

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  4. Health & Medicine

    Different berries, similar cancer-fighting effects

    Animal tests suggest that esophageal and breast cancer might make good targets for several types of berries as dietary supplements.

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  5. Health & Medicine

    What’s missing may be key to understanding genetics of autism

    A large study of people with the developmental disorder reveals the importance of extremely rare variations in genes, making each case a bit different.

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  6. Health & Medicine

    In youth hockey, more contact means more injuries

    Concussions are three times more common among 11- to 12-year-olds in leagues that permit checking, a Canadian study finds.

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  7. Health & Medicine

    New angle on treating sepsis

    An enzyme that plays a role in the lethal inflammatory disorder may be a suitable drug target, early tests show.

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  8. Health & Medicine

    Understanding why hot peppers are slimming

    Korean researchers describe pepper-triggered changes in genes that appear to underlie the fat-shunning changes of chilis — ones that point to how their fiery chemistry might be harnessed to fight obesity.

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  9. Health & Medicine

    Shark cartilage doesn’t appear to help lung cancer

    Patients taking an extract show no improvement.

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  10. Health & Medicine

    Tiny blood vessels expel clots by force

    A study in mice uncovers a new way that capillaries keep the flow going.

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  11. Health & Medicine

    Immune traits may identify lucky kidney-transplant recipients

    Tests find a genetic signature that may delineate people who could drop immune-suppression therapy.

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  12. Humans

    Teeth as a forensic clock

    Here’s something we’re likely to see that endearing techno whiz kid, Abby Sciuto, whip out of her forensic arsenal next season on NCIS. They’re chemical and nuclear technologies to date teeth. When paired up, new research indicates, they’ll identify not only when people were born but also the age at which they clocked out — thereby pointing to the general date of death.

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