Search Results for: mutations

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2,441 results

2,441 results for: mutations

  1. Health & Medicine

    New antibiotic candidate shows promise

    Tests in lab dishes and mice suggest an experimental compound called teixobactin can kill staph, TB microbes and other bacteria.

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  2. Genetics

    Gene activity change can produce cancer

    Scientists have long thought that epigenetic changes, which alter gene activity, can cause cancer. Now they have demonstrated it in a mouse experiment.

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  3. Science & Society

    Home-brewed heroin: Hold the hype

    Now is the time to think about policy for synthetically produced morphine, but the process, if it bears out, is years away from working.

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  4. Health & Medicine

    Diet fix eases Huntington’s symptoms in mice

    Supplement improves health of rodents with mutation that causes neurodegeneration like that seen in Huntington’s disease.

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  5. Life

    Tibetans live high life thanks to extinct human relatives

    DNA shared by modern-day Tibetans and extinct Denisovans suggests people picked up helpful genes through interbreeding with other hominids.

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  6. Genetics

    Gene editing reverses liver disorder in mice

    By editing a mouse's genes with bacterial proteins, scientists have reversed a rare liver disorder in the animal.

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  7. Health & Medicine

    Carbs and gut microbes fuel colon cancer

    Western nations experience high levels of colon cancer, and carbo-loading gut microbes might explain why, says a new study in mice.

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  8. Health & Medicine

    Prion mutation yields disease marked by diarrhea

    Rare prion ailment starts in adulthood, attacking the gut before brain.

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  9. Genetics

    GMOs haven’t delivered on their promises — or risks

    Genetically modified foods have been studied extensively and are abundant on supermarket shelves, but they haven’t managed to end world hunger yet.

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  10. Genetics

    Long before Columbus, seals brought tuberculosis to South America

    Evidence from the skeletons of ancient Peruvians shows that seals may have brought tuberculosis across an ocean from Africa.

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  11. Genetics

    Gene drives spread their wings

    Gene drives may wipe out malaria and take down invasive species. But they may be difficult to control.

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  12. Science & Society

    Cancer research scores big at Intel ISEF

    An innovative statistical analysis of cancer-promoting genes earned a 15-year-old the top prize — and $75,000 — at the Intel International Science and Engineering Fair 2014.

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