6,260 results
6,260 results for: Virus
- Life
Cancer cells self-destruct in blind mole rats
Underground rodents evolved a way to zap mutating tissue.
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- Life
Mild winters may shift spread of mosquito-borne illness
By pushing insects to start biting mammals earlier in the year, warmer cold months could increase the transmission of a brain virus affecting people and horses.
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Letters
Galactic collisions explained Perhaps you can explain why Andromeda and the Milky Way are going to collide “Milky Way will be hit head-on,” (SN: 7/14/12, p. 10). Galaxies, as is always written, are rushing away from each other at ever-increasing speeds. How do things collide when there is never anything to collide with? Either galaxies are […]
- Humans
Germs’ persistence: Nothing to sneeze at
Years ago, I read (probably in Science News) that viruses can’t survive long outside their hosts. That implied any surface onto which a sneezed-out germ found itself — such as the arm of a chair, kitchen counter or car-door handle — would effectively decontaminate itself within hours to a day. A pair of new flu papers now indicates that although many germs will die within hours, none of us should count on it. Given the right environment, viruses can remain infectious — potentially for many weeks, one of the studies finds.
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A Planet of Viruses by Carl Zimmer
The engaging essays in this slim volume are chock-full of information about viruses, from the common cold to smallpox. Univ. of Chicago Press, 2011, 109 p., $20.
- Tech
DNA used as rewritable data storage in cells
Genetically encoded memory could track cell division inside the body.
- Life
Stopping a real-life ‘Contagion’
An antibody treatment fends off the lethal Hendra virus in monkeys and may also work against the equally dangerous Nipah virus.
- Health & Medicine
Gene therapy helps counter hemophilia B
Treatment enables cells to produce a key blood-clotting compound, allowing some patients to quit medication.
- Life
Common virus may ride up nose to brain
Almost everyone is infected, but in some people a widespread herpes bug appears to reach the central nervous system by an olfactory route.
- Health & Medicine
Bird flu leaves tracks in brain
H5N1 infection might make survivors vulnerable to Parkinson’s or other neurological disorders, a study in mice indicates.
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2012 AAAS Meeting
Highlights from the American Association for the Advancement of Science annual meeting in Vancouver, February 16-20.
