“…Inhibitory effect of glucagon on external pancreatic secretion in the dog (Dyck et al, 1969;Iwatsuki and Hashimoto, 1975;Konturek et al,, 1974;Nakajima and Magee, 1970;Necheles, 1957;Singer et al, 1978;Sweeting, 1968), cat, rat (Shaw et al, 1973) and man (Dyck et al, 1970;Fontana et al, 1975;Zajtchuk; have been reported. Others found that the volume and bicarbonate outputs of a totally isolated dog pancreas stimulated by cholecystockinin (CCK) and secretin was increased (Murphy and Mcgeeney, 1974).…”