4Vilsboll T,Krarup T,Madsbad S,et al. Both GLP-1 and GIP are insulinotropic at basal and postprandial glucose levels and contribute nearly equally to the incretin effect of a meal in healthy subjects.Regul Pept, 2003,114:115-121.
5Holst JJ. Glucagon-like peptide 1(GLP-1): an intestinal hormone, signaling nutritional abundance, with an unusual therapeutic potential. Trands Endocr Met,1999,10:229-235.
6Mortensen K,Christensen LL,Holst JJ,et al.GLP-1 and GIP are colocalized in a subset of endocrine cells in the small intestine. Regul Pept, 2003,114:189-196.
7Suzuki A,Nakauchi H,Taniguchi H. Glucagon-like peptide 1(1-37) converts intestinal epithelial cells into insulin-producing cells. Proc Nat Acad Sci,2003,100:5034-5039.
8Meier JJ,Gallwitz B,Wolfgang E,et al. Glucagon-like peptide 1 as a regulator of food intake and body weight: therapeutic perspectives. Eur J Pharmacol, 2002,440:269-279.
9Lambeir AM,Proost P,Scharoe S,et al. A kinetic study of glucagon-like peptide-1 and glucagon-like peptide-2 trucation by dipeptidyl peptidase IV in vitro. Biochem Pharmacol,2002,64:1753-1756.
10Conarello SL,Zhihua L,Ronan J,et al. Mice lacking dipeptidyl peptidase IV are protected against obesity and insulin resistance. Proc Nat Acad Sci,2003,100:6825-6830.
10Reideiberger R D, Hernandez J, Fritzsch B, HulceM. Abdominal vagal mediation of the satiety effectsof CAEK in rats. American Journal of Physiology[J]. Regulatory, Integrative and Comparative Physiology. 2004, 286:1005-1012.