GASTRIN I (1-14) (HUMAN); GASTRIN I HUMAN FRAGMENT 1-14; PGLU-GLY-PRO-TRP-LEU-GLU-GLU-GLU-GLU-GLU-ALA-TYR-GLY-TRP; PYR-GLY-PRO-TRP-LEU-GLU-GLU-GLU-GLU-GLU-ALA-TYR-GLY-TRP-OH; PYR-GLY-PRO-TRP-LEU-GLU-GLU-GLU-GLU-GLU-ALA-TYR-GLY-TRP; gastrin I fragment human 1-14; gastrin i fragment 1-14 human