1. 以确定的最适条件对血吸虫病牛、阴性对照牛和肝片形吸虫病牛的血清进行检测并和环卵沉淀试验(COPT)检测结果进行比较。
Methods The sera of schistosomiasis cattle, negative control cattle and fascioliasis cattle were detected with DDIA and compared with COPT.

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2. 抗KLH血清引起阳性的尾蚴膜反应但不引起阳性的环卵沉淀试验,与可溶性虫抗原的交互抑制试验结果表明二者的抗原性部份交叉。
Antisera against KLH induced positive CHR but not positive COP. The results of reciprocal inhibition experiment indicated that there is a partial cross antigenicity between KLH and SEA.

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3. 遗传和紧的相对影响在同双胞胎中最易观察到。
The relative effects of heredity and environment are most clearly observable in identical twins.

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4. 遗传和紧的相对影响在同双胞胎中最易观察到。
The relative effects of heredity and environment are most clearly observable in identical twins.

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