Search Results for: mutations

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2,451 results

2,451 results for: mutations

  1. Limiting Damage: Fragile X symptoms modulated in mice

    Reducing activity of a gene in mice alleviates many of the symptoms of fragile X syndrome, a genetic defect that causes mental retardation in people.

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  2. Humans

    Science & Society: News of the year, 2008

    Science News writers and editors looked back at the past year's stories and selected a handful as the year's most interesting and important in the interface of Science & Society. Follow hotlinks to the full, original stories.

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  3. More evidence that flies sleep like people

    A brain chemical puts fruit flies to sleep.

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  4. Flawed Stem Cells Yield Fragile X Clues: Researchers study genetic disorder via discarded embryos

    The most common inherited cause of mental retardation arises when a mutated gene is shut down early in embryonic development.

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  5. Life

    The Iceman’s mysterious genetic past

    Scientists say that they have identified the complete mitochondrial DNA sequence of the 5,000-year-old Tyrolean Iceman, whose body was found protruding from a glacier in 1991.

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  6. Life

    Old age causes problems for gut cells

    Intestinal stem cells go awry in elderly flies.

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  7. Health & Medicine

    Closing in on Rett syndrome

    Scientists find that a particular part of the mouse brain is responsible for behavioral abnormalities associated with Rett syndrome, an autism spectrum disease that strikes females.

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  8. Plants

    Attack of the skinny tomato

    An extra copy of one gene slims down tomatoes.

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  9. Life

    Darwin’s Evolution

    Darwin's life and his contribution to science.

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  10. Health & Medicine

    Malaria takes on the top meds

    Malaria is thwarting frontline drugs called artemisinins in Cambodia.

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  11. Health & Medicine

    Nongene DNA boosts AIDS risk

    People with a newly discovered genetic variation are more vulnerable to HIV infection.

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  12. Life

    X chromosome is extra diverse

    Men who father children with multiple women are responsible for “extra” diversity on the X chromosome, a new study of six different populations suggests.

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