6,170 results
- Health & Medicine
Gene implicated in deadly influenza
A strain of influenza virus that struck in Hong Kong in 1997 got some of its lethality from a mutation in the gene encoding an enzyme called PB2.
- Health & Medicine
Suppressive drug therapy hinders herpes
A daily regimen of the antiviral drug valacyclovir controls genital herpes vastly better than does the same medication when used only to treat outbreaks of the disease.
- Health & Medicine
For a change, infection stymies HIV
A hepatitis-like virus that causes no known diseases seems to help people stave off the progression of HIV, the AIDS virus.
- Ecosystems
Cultivating Weeds
Some formerly mild-mannered plants turn into horticultural bullies when planted far outside their native range.
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Gene defect leads to warts and more
Scientists have found the gene for an immunodeficiency syndrome.
- Health & Medicine
Garlic interferes with HIV drug
Garlic supplements interact negatively with a protease inhibitor medication taken by people infected with HIV.
- Health & Medicine
Ebola May Enter Cell via Folate Gate
A cell-surface molecule that normally binds to folate might be targeted by Ebola and Marburg viruses as their entry point to people's cells.
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Viruses may play a part in schizophrenia
Scientists have for the first time linked high levels of retroviral activity in the central nervous system to some cases of schizophrenia, a severe mental disorder.
- Health & Medicine
Hear, Hear
A 14-year study of twin babies shows definitively for the first time that there's a link between middle ear infections and heredity.
- Health & Medicine
Broken Weapon: Mutation disarms HIV-fighting gene
A gene that once produced a small protein able to prevent HIV from infecting cells now lies unusable in the human genome.
- Health & Medicine
Arteries may be vulnerable to HIV attack
HIV may directly interact with cells in arteries, predisposing people to heart attacks.
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