By making experimental research with 318 positive serums of animal this paper first reports the results of inhibit appearence in the preceeding test tubes the inhibition rate and the dilute scope for inhibition in the detection of plague F1 antibody with Radioimmuno precipitation ( RIP ) test .

本文对318份阳性动物血清进行研究，首次报道了放射免疫 沉淀试验（ RIP）检测鼠疫F1抗体中发生的前滞现象、前滞率及前滞的稀释度范围等实验结果。