An indirect ELISA using a protein extract from oocysts of Eimeria aythyae as antigen was detected antibodies in sera of the three species ducks (Domestic. Muscovy and Mule duck).

• 将潜鸭艾美耳球虫孢子化卵爱清洁、纯化，捣碎滤过制成可溶性抗原，用于ELISA检测番鸭、北京鸭和二者杂交种骡鸭试验性感染潜鸭艾美耳球虫后血清中抗体的变化。