6,165 results
- Health & Medicine
Fewer Drugs, Same Outcome: Simpler HIV regimens are effective
In two studies, AIDS clinicians found that standard three-drug regimens fight HIV as well as four-drug treatments do, and that a single drug might maintain a patient's health once the virus is suppressed.
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Faster, Cheaper, Better
Methods now under development could make DNA sequencing quicker and less expensive, paving the way for the day when treatments can be tailored to each person's genetic profile.
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Golden Eggs: Engineered hens lay drugs
Researchers have genetically engineered hens that can not only produce useful drugs in their eggs but also reliably pass on this characteristic to new generations of chickens.
- Ecosystems
Slime Dwellers
The health of corals, and their adaptability in the face of adversity, may rest largely on the microbes they recruit into a slime that coats their surfaces.
- Humans
Letters from the November 25, 2006, issue of Science News
Wasted youth The experiments with mice infected with the 1918 influenza virus are important but not surprising (“The Bad Fight: Immune systems harmed 1918 flu patients,” SN: 9/30/06, p. 211). John Barry’s The Great Influenza: The Epic Story of the Deadliest Plague in History (2004, Viking) explains that many, perhaps most, of the victims were […]
- Health & Medicine
AIDS Avoidance: More studies find that circumcision deters HIV
Two large trials in Africa find that male circumcision limits HIV infection, which could prompt governments on that continent to promote or subsidize the operation.
- Tech
Viral building blocks
Proteins taken from a spherical virus and combined with pieces of DNA can form tubular nanostructures, researchers report.
- Health & Medicine
More Evidence of Protection: Circumcision reduces STD risk in men
Circumcised men are less likely to get sexually transmitted diseases than uncircumcised men are.
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Unusual tumor is contagious in dogs
A type of cancer in dogs is transferred from animal to animal by exchange of cancer cells.
- Health & Medicine
Shingles shot’s value is uncertain
The cost-effectiveness of a new vaccine against shingles remains uncertain, making it difficult to assess whether adults should routinely receive the shot.
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Thugs and Bugs
With some laboratory detective work, scientists are discovering how various pathogens interact with their targets.
- Health & Medicine
Defenses Down: Mutation boosts West Nile risk
A genetic mutation has been identified that increases a person's susceptibility to West Nile virus.
