Title: Pozo D, et, al. Characterization of VIP receptor-effector system antagonists in rat and mouse peritoneal macrophages. Eur J Pharmacol. 1997 Mar 5; 321(3): 379-86.
Title: Pandol SJ, et, al. Vasoactive intestinal peptide receptor antagonist Cl-D-Phe6, Leu17 VIP. Am J Physiol. 1986 Apr; 250 (4 Pt 1): G553-7.
Title: Messmer B, et, al. Regulation of exocrine pancreatic secretion by cerebral TRH and CGRP: role of VIP, muscarinic, and adrenergic pathways. Am J Physiol. 1993 Feb; 264(2 Pt 1): G237-42.