单词	orthopoxvirus
释义	orthopoxvirus /ˈôrTHōˌpäksˌvīrəs / noun Any of a set of viruses pathological in humans and animals that includes the cowpox, smallpox, and monkeypox viruses. GenusOrthopoxvirus, family Poxviridae. The disease is caused by Monkeypox virus, which belongs to the orthopoxvirus group of viruses.... Guidelines for vaccination of laboratory personnel who directly handle orthopoxviruses have not changed. Smallpox is an orthopoxvirus, was certified as eradicated in 1980, and no longer occurs naturally.
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