Search Results for: mutations

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2,431 results

2,431 results for: mutations

  1. Neuroscience

    Mitochondria can sneak DNA into the nuclei of brain cells

    An analysis of tissue samples from nearly 1,200 older adults found that the more insertions individuals had, the younger they died.

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  2. Health & Medicine

    Human body lice could harbor the plague and spread it through biting 

    Rats and fleas previously got all the blame, but humans’ own parasites could be involved.

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  3. Health & Medicine

    Irregular bone marrow cells may increase heart disease risk

    Over time, bone marrow stem cells develop key genetic errors and pass them on to immune cells. This may increase the risk of developing heart disease.

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  4. Readers discuss dark energy, Ötzi’s tattoos and sneaky plant invasions

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  5. Health & Medicine

    These are the viruses that defined 2024

    Here’s the latest on mpox, bird flu, dengue and other viral outbreaks that flared up this year.

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  6. Genetics

    The discovery of microRNA wins the 2024 physiology Nobel Prize

    Victor Ambros and Gary Ruvkun found a new principle of gene regulation essential for all multicellular organisms.

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  7. Animals

    A frog’s story of surviving a fungal pandemic offers hope for other species

    Evolving immunity to the Bd fungus and a reintroduction project saved a California frog. The key to rescuing other species might be in the frog’s genes.

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  8. Life

    The largest known genome belongs to a tiny fern

    Though 'Tmesipteris oblanceolata' is just 15 centimeters long, its genome dwarfs humans’ by more than 50 times.

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  9. Neuroscience

    A rare mutation helped one man stave off Alzheimer’s for decades

    The brain of a Colombian man with an inherited form of Alzheimer’s may hint at ways to halt or slow the progression of the disease.

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  10. Life

    The fruit fly revolutionized biology. Now it’s boosting science in Africa

    African researchers are using Drosophila melanogaster fruit flies to advance studies of genetics, biomedicine, developmental biology, toxicology and more.

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  11. Health & Medicine

    Vaccines, fluoride, raw milk: How RFK Jr.’s views may shape public health

    If confirmed as head of the Department of Health and Human Services, Kennedy could influence U.S. policy on vaccines, drugs and food safety.

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  12. Health & Medicine

    Better male birth control is on the horizon

    Men have two birth control options: condoms and vasectomies. Why has it taken so long to develop more contraceptives?

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