6,170 results
- Materials Science
Crystal Clear: Liquid crystal sensor plays nature’s game
By fixing the components of a cell membrane to a liquid crystal, researchers devised a sensitive and high-speed sensor for detecting chemical and biowarfare agents.
- Materials Science
Crystal Clear: Liquid crystal sensor plays nature’s game
By fixing the components of a cell membrane to a liquid crystal, researchers devised a sensitive and high-speed sensor for detecting chemical and biowarfare agents.
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Beyond Clots: Platelets in blood may guide immune response
Platelets, best known for their ability to create blood clots in wounds, may also have a role in the immune system.
- Health & Medicine
Challenges in testing for West Nile virus
The Food and Drug Administration is trying to figure out how blood banks can detect signs of West Nile infection in blood donors and, eventually, test donated blood for the virus itself.
- Health & Medicine
HIV in breast milk can be drug resistant
HIV-positive women who receive the drug nevirapine during pregnancy often have HIV that is resistant to the drug in their breast milk after they give birth.
- Health & Medicine
Designer RNA stalls hepatitis in mice
Using strips of synthetic RNA that interfere with normal gene action, scientists working with mice have stopped the progression of hepatitis.
- Health & Medicine
Bats may spread new Malaysian virus
A Nipah virus outbreak in Malaysia may have started when bats spread disease to pigs.
- Humans
Science News of the Year 2003
A review of important scientific achievements reported in Science News during the year 2003.
- Health & Medicine
DNA vaccine for measles shows promise
A measles vaccine consisting of just a couple of DNA strands proves effective in monkeys, possibly presenting an alternative or complementary vaccine for the standard immunization now used worldwide.
- Health & Medicine
Indian encephalitis is traced to measles
An outbreak of fatal encephalitis in India appears to have been caused by a strange form of rashless measles in a majority of the sick children tested.
- Plants
Any Hope for Old Chestnuts?
Next year will mark the 100th anniversary of the discovery of chestnut blight in the United States, but enthusiasts still haven't given up hope of restoring American chestnut forests.
- Health & Medicine
Testing Times
Relying in part on a new rapid HIV test, health officials are working to identify and treat more HIV infections earlier in the course of the disease.
