6,170 results
- Health & Medicine
AIDS-treatment guidelines revised
A panel of scientists has changed the guidelines for prescribing medication for HIV-infected patients, considerably lowering the suggested T-cell-count and HIV-copy thresholds.
- Tech
Wiring teensy tubes, strands into circuits
Single-molecule transistors and other comparably small components are now at work in prototype circuits that may eventually lead to electronic devices crammed with up to 100,000 times more transistors per square centimeter than are on today's chips.
- Health & Medicine
AIDS drug performs well in early test
A new drug called T-1249, which keeps the AIDS virus from fusing with immune cells, proves largely safe in people.
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- Health & Medicine
Does breast-feeding accelerate AIDS?
A study of HIV-infected mothers in Kenya suggests that breast-feeding places them at a health risk.
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Plight of the Untouchables
Stigma's largely unexplored effects on the health of people sufering from ailments ranging from AIDS to schizophrenia attracted much interest at a recent conference.
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From the October 3, 1931 issue
A SEA-GOING LIZARD FROM GALAPAGOS When Darwin, as a young naturalist just out of school, visited the Galpagos islands, he saw a number of things that helped to crystallize and precipitate in his mind the concept, already seeded there, that later revolutionized all biology and much of philosophy. Not the least provocative of speculation was […]
- Health & Medicine
Gene therapy cures blindness in dogs
Gene therapy to replace a defective RPE65 gene succeeds in bringing sight to three blind dogs, suggesting such therapy might reverse Leber congenital amauosis, a rare condition in which children are blind from birth.
- Health & Medicine
Vaccine may prevent some cervical cancers
A new vaccine spurs people to produce a strong immune response against human papillomavirus, a virus that can infect both men and women and causes cervical cancer in women.
- Health & Medicine
Anti-HIV mutation poses hepatitis risk
A genetic mutation that protects people from AIDS may also make them susceptible to hepatitis C.
- Health & Medicine
Drink Those Antioxidants
Mention antioxidants and most people will immediately think of vitamins–typically C and E–usually in the form of mega-dose capsules available at the local drug store. However, a new study finds that many common beverages also deliver a healthy antioxidant serving. R. Savidge These beverages may give some protection against the ravages of oxidizing chemicals that […]
- Physics
New probe zooms in on midgets of magnetism
A new microscope for peering at magnetic materials provides the first glimpses of how such materials behave on a scale of only tens of atoms.
