Search Results for: Virus

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6,251 results

6,251 results for: Virus

  1. Health & Medicine

    Early Arrival: HIV came from Haiti to United States

    New analysis of 25-year-old blood samples indicates that HIV reached the United States in about 1969, 12 years before AIDS was first formally described.

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  2. Animals

    West Nile virus hits bird populations

    West Nile virus has hammered populations of five common North American birds.

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  3. Health & Medicine

    Roll Up Your Sleeve: Hypertension vaccine passes early test

    An angiotensin vaccine stifles high blood pressure in an early test in people.

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  4. Sickness and Schizophrenia: Psychotic ills tied to previous infections

    Two new studies provide evidence for the longstanding suspicion that certain viral infections early in life promote the development of schizophrenia and related psychotic disorders.

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  5. Health & Medicine

    Wrong Way: HIV vaccine hinders immunity in mice

    An HIV vaccine hurts, not helps, the immune systems of mice, say scientists.

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  6. Health & Medicine

    ‘Knuckle fever’ reaches Italy

    A virus that causes debilitating fever and joint pain has spread from Africa to Italy, where it has caused at least 284 cases of illness.

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  7. Health & Medicine

    Surviving HIV

    Since the development in the mid-1990s of a state-of-the-art drug cocktail for HIV, patient survival has extended dramatically, a new study shows.

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  8. Tech

    Biowarfare: Engineered virus can invade bacterial film

    A genetically engineered virus not only kills bacteria but makes an enzyme that breaks up the biofilm in which the bacteria live.

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  9. Plants

    Parasitic plant gets more than a meal

    The parasitic vine known as dodder really sucks. It pierces the tissue of other plants — some of which are important crops — extracting water and nutrients needed for its own growth. But it also consumes molecules that scientists could manipulate to bring on the parasite’s demise.

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  10. Health & Medicine

    Infectious Obesity: Adenovirus fattens stem cells

    Some cases of obesity may result from infection by a virus that can transform adult stem cells into fat-storing cells.

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  11. Life

    Leaf clippings as protein factories

    Using plants to mass produce proteins for vaccines and other purposes may soon be possible without genetically engineering whole plants.

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  12. From the October 16, 1937, issue

    Biological prospecting on two remote mesas near the Grand Canyon, a newly described and widespread form of meningitis, and primate fossils from the Crazy Mountains of Montana.

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