The acquired antibodies were capable of agglutinating chicken red blood cells and inhibiting AIV in hemagglutinating weekly, and competed original AIV in binding chicken anti-AIV antibodies.

• 经鉴定,该抗体既有弱的血凝性又有弱的血凝抑制性,并能与原病毒竞争性地和鸡抗AIV抗体结合。