Word: pathogenicity
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...disease as they do for old ones. In practice, they often don't. An HIV vaccine has proved difficult to develop because the virus is prone to rapid mutations. These don't affect its deadliness but do change its chemistry enough to keep the immune system from recognizing the pathogen...
...memorandum, which was sent out over the laboratory's electronic mail system, went to employees on April 1--nine days after OSHA informed UHS of allegations that the laboratory mishandled "blood-borne pathogens." HIV, the virus that causes AIDS, is one such pathogen...
Even if there turns out to be a new virus, people should have no reason to panic or refuse blood transfusions. Researchers think they can isolate the pathogen within months and develop a blood test. In the meantime, this unusual type of AIDS, whatever causes it, is very rare. Said Laurence: "Every major AIDS researcher is here in one place in one room, and still we're talking about only a handful of cases...
...that causes polio, have no sugar in their protein coat. Others, like flu viruses, have only a little. It is no coincidence that the most effective vaccines have been made to fight these kinds of viruses. Never before have scientists tried to devise a vaccine against a pathogen as well protected...
...knows how many medical professionals harbor the blood-borne pathogen. But of the 153,000 reported cases of AIDS, about 4% have involved health-care workers, including 1,199 nurses, 679 physicians and 156 dentists and hygienists. Current CDC guidelines suggest that infected workers consult with peers about what duties to perform and that clinics and hospitals decide on a case-by-case basis what restrictions to impose in accordance with their state's rules and policies. Generally, HIV-infected staff members are allowed to practice freely as long as they follow standard infection-control techniques...