by contrast , sap-35 , the major surfactant-associated glycoprotein of molecular weight = 35,000 , and other higher molecular weight proteins were not detected in significant quantities in the clse or surfactant-ta replacement surfactants , either by highly sensitive silver stain analysis or by immunoblot using monospecific antisera generated against bovine sap-35 .
C0033684
proteins
C0072600
sap