Effects of exogenous cholecystokinin and gastrin on the secretion of trypsin and chymotrypsin from yellowtail (Seriola quinqueradiata) isolated pyloric caeca - Kofuji, P YM; Murashita, K; Hosokawa, H; Masumoto, T (Comp Biochem Physiol A Mol Integr Physiol, 2007)