Humans

  1. Health & Medicine

    Surgery for epilepsy outshines medication

    People with severe epilepsy who undergo brain surgery have markedly fewer disabling seizures during the following year than do those relying on medication.

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  2. Health & Medicine

    Busting the Gut Busters

    Scientists are uncovering a cache of specialized weaponry used by bacteria that can spear holes in the intestine, perforate it, force it to change shape, and then spew toxins that attack other organs.

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  3. Health & Medicine

    Synthetic protein may yield malaria vaccine

    A molecule patterned after part of the parasite that causes most severe malaria induces a strong immune response in people.

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  4. Health & Medicine

    Fighting Herself

    Autoimmune diseases are more common in women than in men, and researchers are beginning to tease out the cellular mechanisms that may be responsible for this phenomenon.

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  5. Health & Medicine

    Herpes virus homes in on cancer target

    Herpes simplex virus 1 has an affinity for cells with a mutation that marks many tumors, indicating how the virus may be refined as a cancer therapy and that certain new drugs might attack herpes itself.

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  6. Health & Medicine

    Ebola May Enter Cell via Folate Gate

    A cell-surface molecule that normally binds to folate might be targeted by Ebola and Marburg viruses as their entry point to people's cells.

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  7. Humans

    Native American Geometry

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  8. Health & Medicine

    A Brew for Teeth—and the Rest of You

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  9. Health & Medicine

    Reptilian drug may help treat diabetes

    The synthetic version of exendin-4, a compound in gila monster venom, helps insulin injections control blood sugar in people with type I, or juvenile-onset, diabetes.

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  10. Health & Medicine

    Thinking blurs when blood sugar strays

    Blood sugar concentrations that are too high or too low can impair thinking and, in the case of low blood sugar, driving ability.

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  11. Health & Medicine

    Radiation harms blood vessels before gut

    The side-effects of radiation therapy may result from initial damage to blood vessels.

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  12. Health & Medicine

    Sticky platelets boost blood clots

    Tests for genetic variations of a key protein on platelets, the cell-like blood components that form clots, and their propensity to clump could help physicians determine optimal medication for heart disease patients.

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