6,170 results
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Pen-shaped device purifies water
A battery-powered instrument the size and shape of a pen can quickly disinfect contaminated drinking water.
- Health & Medicine
Disabled Defense: HIV protein counters immune-cell gene
Immune cells contain a protein that can inhibit HIV replication if the AIDS virus lacks a key protein.
- Chemistry
Danger Detection
Analytical chemists are exploring ways to improve chemical and biological weapons detection.
- Health & Medicine
New human virus tied to obesity
Researchers have identified the second member of a class of human viruses that may increase people's susceptibility to obesity.
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It was with great interest that I read this article. I realize that such articles aren’t comprehensive reviews of the literature, but I must point out that we have recently published in Virus Genes direct experimental evidence that supports the involvement of endogenous retrovirus in embryo implantation. Luis P. Villarreal University of California Irvine, Calif.
- Health & Medicine
Lab tool may spawn new antiviral drugs
Short strands of RNA can be used to stop viruses such as HIV.
- Health & Medicine
Another Polio? Alarming West Nile fever risks emerge
Medical workers have found poliolike symptoms in a few victims of West Nile fever, and federal officials noted that blood transfusions appear to have infected some people.
- Health & Medicine
A Most Dreadful Pest
Yellow fever was a deadly scourge that had a devastating effect on lives and economies throughout the 18th and 19th centuries. This engrossing Web exhibit features historical documents from the Walter Reed Yellow Fever Collection at the University of Virginia. It focuses on the work of the Reed Commission, which proved that the Aedes aegypti […]
- Materials Science
A Hard Little Lesson: Squeezed nanospheres grow superstrong
A substance not known for its hardness—silicon—becomes one of the hardest of materials when formed into ultrasmall spheres.
- Health & Medicine
Coconspirator? Genital herpes linked to cervical cancer
Having a genital herpes infection doubles the risk of cervical cancer among women who have human papillomavirus.
- Health & Medicine
Survivors’ Benefit?
Smallpox outbreaks throughout history may have endowed some people with genetic mutations that make them resistant to the AIDS virus.
- Health & Medicine
Vanquishing a Virus: New drugs attack herpes infections
Scientists have identified a new class of compounds that stop herpes simplex virus from replicating.
