diagnosis of hormone-producing tumors is possible by radioimmunological determination of serum levels of the hormone in question : so , dramatically high gastrin levels can be found in the zollinger-ellison syndrome while in the verner-morrison syndrome , vip ( vasoactive intestinal peptide ) values are significantly elevated. -- the therapeutic use of gastrointestinal hormones ( gastrin , secretin ) is waiting in the wings .
C0017182
gastrointestinal hormones
C0017151
gastrin