抗原性漂移
kànɡ yuán xìnɡ piāo yí
- 名antigenic drift
抗原性漂移-
结论2002年广东省流感病毒以H3N2亚型为主，其流行的分子基础是基因变异导致抗原性发生漂移。
Conclusion Influenza A ( H3N2 ) viruses predominated in 2002 , and the molecular basis of epidemic were gene variation leading to antigenic drifts of this influenza A ( H3N2 ) .
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A（H3N2）亚型病毒的抗原性不断发生漂移。
The antigenicity of A ( H3N2 ) subtype virus were floating continuously .
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结论：宁波市乙型流感病毒大多以散发存在为主，抗原性有一定的漂移。
Conclusion : Influenza B virus is present sporadic and its antigenicity appreciably drifts .