The HBV markers and HBV DNA in poultry sera, Yolk and bovine milk whey were detected by reversed passive hemagglutination assay (RPHA), enzymeimmunoassay (EIA) and polymerase chain reaction (PCR).
GST was detected by enzymeimmunoassay (EIA) and ALT and AST by routine biochemistry methods.
GST检测采用酶联免疫法，谷丙转氨酶、谷草转氨酶检测采用常规生物化学方法。
3
Based on high specificity of antigen-antibody reaction, enzymeimmunoassay (EIA) identified unknown antigen by antibody labelled with enzyme as standard reagent.