Methods: According to the principle and methods of the WHO stipulation, the influenza epidemic strains, antigen, gene variation, serum antibody and virus multi-pathogen were monitored.
方法：按who规定的原理和方法进行：对流感流行株、抗原和基因变异以及血清抗体和病毒多病原实行监测。
2
Objective Antigenic analysis and molecular biology studies on those strains of influenza a (H3N2) virus which could not be identified by standard serum of the current year.
目的对不能用当年标准血清进行鉴定的甲3 (H3N2)亚型流感病毒进行抗原性分析及分子生物学研究。
3
Objective It is to observe the effect of Embryo-bud Nourishing Capsule on serum IL-2 and lymphocyte function of influenza virus infected rats.