since previous studies have suggested that intraduodenal infusion of essential amino acids ( eaa ) evokes pancreaticobiliary secretion similar to that observed with food ingestion , we infused increasing doses of eaa intraduodenally in 10 subjects with intact gallbladder and in 10 subjects with previous cholecystectomy and measured total bile acids and trypsin outputs serially .
C0016976
gallbladder
C0008320
cholecystectomy