Search Results for: Virus

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6,144 results
  1. Neuroscience

    Ancient viruses helped speedy nerves evolve

    A retrovirus embedded in the DNA of some vertebrates helps turn on production of a protein needed to insulate nerve cells, aiding speedy thoughts.

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  2. Microbes

    Bird flu viruses may pack tools that help them infect human cells

    Bringing along their own ANP32 proteins may give avian flu viruses a jump-start on copying themselves to adapt to and infect humans and other animals.

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  3. Humans

    Here’s why COVID-19 isn’t seasonal so far

    Human immunity and behavior may be more important than weather for driving seasonality when it comes to COVID-19.

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  4. Microbes

    Evolutionary virologist Daniel Blanco-Melo seeks out ancient pathogens

    Daniel Blanco-Melo has reconstructed two viral strains brought to the Americas with European colonizers in the 16th century.

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  5. Animals

    A bird flu outbreak is sweeping the globe. Its long-term effects are unclear

    A reporter’s recent trip to the Galápagos offered a chance to reflect on the bird flu outbreak, which has killed millions of birds and other animals.

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  6. Life

    Human cancer cells might slurp up bacteria-killing viruses for energy

    In the lab, human cancer cells show signs of cell growth after ingesting bacteria-killing viruses, a hint our cells might use bacteriophages as fuel.

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  7. Animals

    Gene editing can make chickens resistant to bird flu

    Chickens genetically modified to be impervious to avian influenza may one day prevent the spread of the disease on farms, a study suggests.

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  8. Genetics

    Most of today’s gene therapies rely on viruses — and that’s a problem

    The next big strides in gene therapy for rare diseases may come from CRISPR and new approaches to delivery.

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  9. Health & Medicine

    Here are some of the biggest medical advances in 2023

    The first CRISPR gene-editing therapy, a new Alzheimer’s drug and RSV vaccines were among the big developments in medicine this year.

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  10. Life

    A fantastical world of potential giant viruses lurks beneath the soil

    Giant viruses were already known for their large sizes. A close look at a scoop of soil shows that they may come in a variety of funky shapes as well.

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  11. Health & Medicine

    ‘Dormant’ HIV has ongoing skirmishes with the body’s immune system

    In people on HIV drugs, defective viral bits may still exhaust T cells, possibly making it harder to fight back if people go off the drugs.

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  12. Health & Medicine

    The CDC is expanding its disease surveillance of international travelers

    Passengers at four major U.S. airports will now be tested for over 30 pathogens through a mix of wastewater testing and voluntary nasal swabs.

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