LOCALIZATION OF SECRETORY COMPONENT IN NORMAL HUMAN LSVEfi TISSUE / 第二军医大学学报

The secretory component (SC) which localized in the cpithelial cells of bile ducts and interlobular bile ductules of normal human Jiver was confirmed by the indirect immunofluorescence technique using FITC-labelled rabbit JgG and rabbit anti-SC antibody. The results show that the intrahepatic SC is one of substantial bases for enterohepatie circulation. and the elevation of serum SIgA might be due to the destruction of these cells integrity.