Excretory-secretory antigens from the culture of Toxocara canis larvae were used as ELISA (TES-Ag-ELISA ) to detect the serum antibodies against toxocara larvae for preschool children in Chengdu area.

• 用犬弓首线虫幼虫排泄分泌抗原(TES-Ag)ELISA检测了成都地区学龄前儿童血清抗弓首线虫(Toxocara spp)幼虫特异性抗体。