by using an enzyme-bridge immunoperoxidase ( pap ) technique , localization of so-called pregnancy-specific beta 1-glycoprotein ( sp1 ) and placental-specific tissue proteins ( pp5 , pp10 , pp11 , pp12 ) was investigated in 19 cases of breast cancer , 24 cases of testicular malignant tumours , 12 cases of gastric cancer and some cases of other malignant tumours .
C0033002
pregnancy-specific beta 1-glycoprotein
C0032974
placental