polypeptides of 55 , 52 , 44 , 36 , and 32 kilodaltons ( 55k , 52k , 44k , 36k , and 32k polypeptides ) were immunoprecipitated from [ 3h ] leucine-labeled cell extracts by rabbit antibodies raised against mature , secreted aep ( 32k polypeptide ) .
C0007634
cell
C1327616
secreted