Objective Whether glucagonlike peptide-I-(7–37) (GLP-I-[7–37]), a naturally occurring intestinal peptide, is insulinotropic in nondiabetic and non-insulindependent (type II) diabetic subjects. Research Design and Methods GLP-I-(7–37) or saline placebo was infused (1–5 ng · kg−1 · min−1 for 30 min…