6,251 results
6,251 results for: Virus
- Health & Medicine
Immune protein may stall HIV
People who have HIV but don't progress to AIDS make extra perforin, a protein that helps kill infected cells.
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- Health & Medicine
New Drugs Beat Old Flu: Antiviral agents counter deadly 1918 influenza
After partially recreating a deadly influenza virus that swept the globe from 1918 to 1919 and killed millions of people, researchers have shown that available flu drugs could probably prevent a new pandemic of the 1918 influenza strain or a similar flu.
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Chimp Change: Did an HIV-like virus ravage early chimps?
Modern chimpanzees may be the offspring of survivors of an HIV-like pandemic that took place 2 million years ago.
- Health & Medicine
Do-It-Yourself: Virus recreated from synthetic DNA
In an experiment with implications for bioterrorism, scientists have used poliovirus' widely known genetic sequence to synthesize that virus from DNA and other chemicals.
- Health & Medicine
Nerve cells of ALS patients harbor virus
Fragments of viral genetic material show up with unusually high frequency in nerve tissue of patients with ALS, or Lou Gehrig's disease, suggesting a link between the virus and this lethal illness.
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Feline Finding: Mutations produce black house cats, jaguars
Mutations in two different genes, which lead to black fur in house cats, jaguars, and jaguarundis, may have protected the black felines from an epidemic long ago.
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Moms and pups sniff out immune genes
Genes involved in the immune system also create individualized body odors that allow parents and offspring to recognize each other.
- Health & Medicine
Virus gives cancer the cold treatment
A genetically engineered version of a common cold virus appears to kill cancer cells without harming healthy tissue.
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- Health & Medicine
Viral Survivor
Epstein-Barr virus, the cause of diseases ranging from mononucleosis to several kinds of cancer, has begun to reveal how it enters human cells and protects itself from the immune system.
- Health & Medicine
Mixed Results: AIDS vaccine falters in whites, may help blacks
In its first large test, an AIDS vaccine has failed to shield an at-risk population from acquiring AIDS.
