[=pair-fed control]配对饲养的对照动物
[=pelvic flexion contracture]骨盆变形挛缩
[=pericardial fluid culture]心包液培养
[=persistence of fetal circulation]持续性胎儿循环
[=plaque forming cell]空斑形成细胞,蚀斑形成细胞

[=Fc' fragment(crystallizable fragment)produced after papain hydrolysis]木瓜蛋白酶水解后产生的可结晶的分段