. "pituitary adenylated cyclase-activating polypeptide" . . . "Pituitary adenylate cyclase-activating peptide" . "pituitary adenylate cyclase-activating polypeptide (PACAP)" . . . . . "PACAP" . . "Pituitary adenylate cyclase-activating peptide" . . . "pituitary adenylate cyclase-activating peptide" . . "pituitary adenylate cyclase-activating polypeptide" . . "pituitary adenylate cyclase-activating polypeptide-38" . . . . . . "pituitary adenylate cyclase" .