The relationship between virulence and the size of the plaques of recombinant vaccinia viruses was studied by plaqueassay method on chicken embryo cell monolayer with AGAR overlay.
采用单层琼脂蚀斑测定法，初步研究了重组痘苗病毒的蚀斑大小与毒力之间的关系。
2
Method:The action was analyzed by way of plaque reduction assay and median effect principle.
方法：用空斑减数实验及中效作用原理对药效进行了分析。
3
Methods Effects of LAEPS on immunity were investigated by delayed type hypersensitivity reaction, haemolytic plaqueassay and macrophage function assay in mice.