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2,460 results

2,460 results for: mutations

  1. Evolving genes may not size up brain

    Two gene variants previously implicated in the evolution of human brain size apparently don't influence brain volumes in people today.

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  2. Health & Medicine

    Next Line of Defense: New drugs take on resistant leukemia

    Two experimental drugs stop many cases of chronic myeloid leukemia that are resistant to the drug imatinib (Gleevec).

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  3. Anthropology

    Did small hominids have a genetic defect?

    Miniature humans whose prehistoric remains were recently unearthed on an Indonesian island may have had a genetic disease known as Laron syndrome.

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  4. Earth

    Northern Refuge: White spruce survived last ice age in Alaska

    Genetic analyses of white spruce trees at sites across North America suggest that some stands of that species endured the harsh climate of Alaska throughout the last ice age.

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  5. Health & Medicine

    Fewer Drugs, Same Outcome: Simpler HIV regimens are effective

    In two studies, AIDS clinicians found that standard three-drug regimens fight HIV as well as four-drug treatments do, and that a single drug might maintain a patient's health once the virus is suppressed.

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  6. Health & Medicine

    Protein fingered in rare psychosis

    A protein is pivotal in bringing on the psychotic attacks that beset people with porphyria, a rare inherited disease.

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  7. Health & Medicine

    Problem Paternity: Older men seem more apt to have autistic kids

    Children born to fathers who are age 40 or older have an increased risk of developing autism.

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  8. Health & Medicine

    Better Beta: Cells grown in lab may treat diabetes

    Scientists have developed a technique to mass-produce a type of pancreas cell needed for transplants into people with type 1 diabetes.

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  9. Derailing a Disease: Stem cells slow dogs’ muscular dystrophy

    Injecting a special type of stem cell into dogs with the canine equivalent of Duchenne muscular dystrophy significantly slowed the disease's progression.

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  10. Health & Medicine

    Kidney Progress: Drug slows cyst growth

    The trial drug roscovitine has been shown to reverse polycystic kidney disease in mice.

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  11. Health & Medicine

    Mixing Vessel: Air pollution helps cholesterol clog arteries

    When paired with a diet high in fat, breathing polluted air on a regular basis accelerates the accumulation of dangerous plaques in arteries.

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  12. Feel No Pain, for Real: Mutation appears to underlie rare sensation disorder in a Pakistani family

    Scientists have tracked down a genetic mutation that makes some members of an unusual family unable to feel pain.

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