球蛋白 qiúdànbái globulin Origin Definitions Defs Strokes Stroke Words Sentences Sents 甲型球蛋白 jiǎxíngqiúdànbái alpha fetoprotein A protein produced by the fetal liver, used as a clinical biomarker for liver cancer or germ cell tumors in adults.肌球蛋白 jīqiúdànbái myosin myosin (biochemistry)