the primary tumors and metastases from 30 patients with stage ii breast carcinoma treated with low- or standard-dose combination chemotherapy ( cyclophosphamide , methotrexate , 5-fluorouracil ) were studied by the immunoperoxidase technique for pregnancy-associated plasma protein a ( papp-a ) , pregnancy-specific beta-1-glycoprotein ( sp-1 ) , and placental protein five ( pp-5 ) .
C0033002
pregnancy-specific beta-1-glycoprotein
C0032974
placental protein