Methods Crude extracts of cyst fluid of Cysticercus cellulosae were used as the antigen and SPA was conjugated with colloid gold as the detecting probe.

• 方法以猪囊尾蚴的囊液粗提液为检测用抗原,以胶体金标记的金黄色葡萄球菌蛋白A(spa)为探针,采用自行设计的渗滤装置制备金标渗滤法(DIGEA)检测试剂盒。