| 单词 | vaccinia virus |
| 释义 | > as lemmasvaccinia virus vaccinia virus n. the infectious agent used in vaccination against smallpox; spec. an orthopoxvirus distinct from smallpox virus and cowpox virus, which is maintained by passage in calves and in vitro.The origin of this virus is uncertain; it has often been thought to be a form of cowpox virus altered by passage in humans or by mutation or recombination, but also may have been a virus which at one time infected hosts other than humans or cattle but can no longer be found in such hosts. ΚΠ 1882 Michigan Med. News 5 33/2 Another question which is being much discussed, is the effect which humanization has on the vaccinia virus. 1939 Brit. Jrnl. Exper. Pathol. 20 176 These results..indicate the virus of spontaneous cowpox is not the same as the strains of vaccinia virus examined. 1979 Jrnl. Hist. Med. & Allied Sci. 34 137 Vaccinia virus is regarded as a virus with no natural reservoir, propagated in laboratories and vaccine institutes. 2004 Nature 11 Mar. p. xi The highly attenuated modified vaccinia virus Ankara (MVA) is one alternative to the licensed smallpox vaccine called Dryvax. < as lemmas |
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