Search Results for: Virus

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6,192 results

6,192 results for: Virus

  1. Health & Medicine

    HIV in breast milk can be drug resistant

    HIV-positive women who receive the drug nevirapine during pregnancy often have HIV that is resistant to the drug in their breast milk after they give birth.

    By Nathan Seppa
  2. Health & Medicine

    Designer RNA stalls hepatitis in mice

    Using strips of synthetic RNA that interfere with normal gene action, scientists working with mice have stopped the progression of hepatitis.

    By Nathan Seppa
  3. Health & Medicine

    Bats may spread new Malaysian virus

    A Nipah virus outbreak in Malaysia may have started when bats spread disease to pigs.

    By Nathan Seppa
  4. Humans

    Science News of the Year 2003

    A review of important scientific achievements reported in Science News during the year 2003.

    By Science News
  5. Health & Medicine

    DNA vaccine for measles shows promise

    A measles vaccine consisting of just a couple of DNA strands proves effective in monkeys, possibly presenting an alternative or complementary vaccine for the standard immunization now used worldwide.

    By Nathan Seppa
  6. Health & Medicine

    Indian encephalitis is traced to measles

    An outbreak of fatal encephalitis in India appears to have been caused by a strange form of rashless measles in a majority of the sick children tested.

    By Nathan Seppa
  7. Plants

    Any Hope for Old Chestnuts?

    Next year will mark the 100th anniversary of the discovery of chestnut blight in the United States, but enthusiasts still haven't given up hope of restoring American chestnut forests.

    By Susan Milius
  8. Health & Medicine

    Testing Times

    Relying in part on a new rapid HIV test, health officials are working to identify and treat more HIV infections earlier in the course of the disease.

    By Ben Harder
  9. Humans

    Science News of the Year 2004

    A review of important scientific achievements reported in Science News during the year 2004.

    By Science News
  10. Health & Medicine

    From rabies virus to anti-HIV vaccine

    Researchers working with mice are trying to fashion an HIV vaccine by using a weakened rabies virus to bring an HIV glycoprotein to the attention of the immune system.

    By Nathan Seppa

  11. Faulty Memory: Long-term immunity isn’t always beneficial

    Quickly losing immune-system defenses against some viruses may protect humans from far nastier bugs, a mathematical model suggests.

    By Erica Klarreich
  12. Health & Medicine

    Virus Stopper: Vaccine could prevent most cervical cancers

    A vaccine fashioned from a protein found on human papillomavirus-16 protects women from long-term viral infections that can lead to cervical cancer.

    By Nathan Seppa