Recombinant hemagglutinin protein of H5 AIV were obtained and purified, then HA protein were covalently linked to carboxylated polyethylene latex beads by EDAC.

• 临床检测H5亚型禽流感病毒实验免疫鸡血清126份；同血凝抑制试验相比；其敏感性为87.；03%25；特异性为88