Word: virus
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Dates: during 1990-1999
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...genes in the virus, E6 and E7, attach to proteins that regulate cell division and deactivate them. HPV causes the cells to grow wildly and also destroys the mechanisms that would normally fix the problem...
What makes HPV particularly frightening is that there is no way to prevent it other than abstinence. Condoms to prevent transmission through bodily fluids, once thought to be enough, no longer are. The virus can live in outer skin cells and even in dead cells for a short time, then be transmitted to a partner...
...other form of meningitis, caused by a virus, is far less serious than the bacterial strain...
...information and astonishments. She explains, for example, that it is now believed the epidemic killed mainly strong adults between ages 20 and 40 because healthy immune systems overreacted. Both invader and defender flooded the lungs, the only organ in the body with the enzyme needed to replicate the virus...
...this era of big science, most of the research on the 1918 virus has been done on shoestring budgets by determined individuals. Kolata celebrates the obscure scientists who did the scut work, which included collecting tissue samples from bodies moldering in permafrost for eight decades. Dr. Jeffrey Taubenberger of the Armed Forces Institute of Pathology in Washington didn't have to go far. While searching through the institute's museum of diseased body parts ("a Library of Congress of the Dead," says Kolata), Taubenberger found a lung scrap from an Army private who died on Sept...