Word: infectivity
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Dates: during 2000-2009
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...things we have learned about planets is that they are complex individuals—no two will be exactly alike. Aliens will surely be better adapted to their own planets, and it is highly unlikely that they will be able to breathe our air or infect us, let alone eat us—at least not without some expensive and messy food processing. As entertaining as “War of the Worlds” was for those who did not need treatment for shock or hysteria afterwards, Welles’ scenario is not a likely...
...protease cuts the virus’ proteins and enzymes into smaller pieces which then go on to infect new cells...
...blocking HIV protease, amprenavir—the focus of DiRienzo’s study—and other drugs keep the virus from making copies that can infect cells. HIV protease inhibitors slow virus production at the end stage of virus replication...
Another recent threat to computer networks, the Blaster worm, exploits a hole in Windows 2000 and XP to infect a computer...
TRANSMISSION Birds are prime reservoirs of West Nile virus and prime targets of mosquitoes. When a mosquito bites an infected bird like a crow, the virus collects in the insect's saliva and can infect the next target it strikes. The disease may take 3 to 14 days to incubate...