All the parents were positive for TPPA, and negative for HIV test.

所有受检父母TPPA全部为阳性，HIV初筛实验结果均呈阴性。

youdao

Methods 87 patients with PS were quantitatively detected by TRUST and TPPA before and after treatment.

方法对87例PS患者治疗前和治疗后随访期内进行血清学TRUST和TPPA定量检测。

youdao

Objective To analyze the results of syphilis specific antibody with TPPA in external quality assessment samples.

目的回顾分析TPPA法测定梅毒血清学标志物室间质评样本结果。

youdao