these are respectively a macromolecular aggregate , component ucea-3 , which is excluded by sepharose 4b , and a glycoprotein ( s ) component , ucea-1 , with mean molecular weight ( 2x10 ( 5 ) ) similar to that of carcinoembryonic antigen .
C0017968
glycoprotein
C0007082
carcinoembryonic antigen