Search Results for: Virus

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6,282 results

6,282 results for: Virus

  1. Physics

    Tense encounters drive a nanomotor

    Exploiting the relative strength of surface tension forces in the world of tiny objects, a novel type of nanomotor creates a powerful thrust each time molten metal droplets merge.

    By Peter Weiss

  2. Obesity may aggravate flu

    At least in mice, obesity can greatly exaggerate the severity of flu by impairing the body's immune response.

    By Janet Raloff
  3. Health & Medicine

    Virus might explain respiratory ailments

    Human metapneumovirus, first isolated in 2001, is present in many respiratory infections that had previously gone unexplained.

    By Nathan Seppa
  4. Tech

    Snappy DNA: Long strand folds into octahedron

    By harnessing the self-assembling properties of DNA, researchers coerced a single strand of the genetic material to assume the shape of an octahedron.

    By Alexandra Goho
  5. Health & Medicine

    Primate virus found in zoo workers

    Viruses related to HIV can be found in the blood of some zoo staff and other people who work with primates, although the infections don't appear to be harmful.

    By Ben Harder
  6. Animals

    Jungle Genes: First bird genome is decoded

    Researchers have unveiled a draft of the first bird genome to be sequenced, a vintage chicken.

    By Susan Milius

  7. Worst of Two Worlds: Hybrid mosquitoes spread West Nile virus

    Interbreeding between two Old World mosquito species may explain why their blood-sucking brethren in the United States transmit West Nile virus to people as readily as they do.

    By Ben Harder
  8. Health & Medicine

    Better-Off Circumcised? Foreskin may permit HIV entry, infection

    Circumcision seems to offer partial protection against HIV infection, but not other sexually transmitted diseases.

    By Nathan Seppa
  9. Health & Medicine

    Papillomavirus infections spike in sunny months

    Getting sun could increase vulnerability to a sexually transmitted virus that may lead to cervical cancer.

    By Ben Harder
  10. Health & Medicine

    SARS vaccine tests well in mouse model

    Scientists have developed a DNA vaccine that stops the SARS infection in mice.

    By Nathan Seppa
  11. Materials Science

    Crafty Carriers: Armoring vesicles for more precise and reliable drug delivery

    Materials scientists are designing tough, microscopic drug-delivery vesicles that could reach their targets intact and release their cargoes on cue.

    By Alexandra Goho

  12. Uganda shows strong gains in war on AIDS

    Uganda has shown remarkable progress against HIV, the AIDS virus.

    By Nathan Seppa