After anti human BPI polycolonal antibodies or monoclonal antibodies having no bactericidal activities were added, bactericidal rate of porcine BPI increased. But the antibody not against BPI had no such improving bactericidal activity.

• 抗人BPI多克隆抗体和单克隆抗体加入后 ,猪源BPI的杀菌活性不仅不降低 ,反而增加 ,而抗体本身并不具有杀菌性 ,非抗BPI抗体也无此效应 ;