we used the avidin-biotin-peroxidase method to identify this material using antibodies to the serum glycoproteins carcinoembryonic antigen , alpha 1-antitrypsin , and alpha-fetoprotein on paraffin sections of pancreas obtained from a total of 21 patients : 9 with cystic fibrosis , 5 with chronic pancreatitis , and 7 controls .
C0017968
glycoproteins
C0007082
carcinoembryonic antigen