this study was designed to determine the influence of cephalic and gastrointestinal meal stimulation on plasma levels of somatostatin-like immunoreactivity ( sli ) and to compare plasma hormonal and gastric secretory effects of somatostatin-14 ( ss-14 ) and its putative prohormone , somatostatin-28 ( ss-28 ) , in humans .
C0037659
somatostatin-14
C0074854
somatostatin-28