Indirect immuno fluorescence assay (IFA) showed that the chimeric antibody has similar capacity of binding Chik virus antigen as mouse McAb.

• 用间接免疫荧光实验(indirect immunofloresence assay，IFA)检测显示，纯化的嵌合抗体与Chik病毒抗原发生强反应，说明表达的嵌合抗体保留了亲本鼠源McAb的抗原结合活性。