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Serum concentrations of (a) ghrelin, (b) insulin, (c) pancreatic polypeptide (PP), (d) GLP-1, and (e) PYY. 0 (pre-meal), 30 (30-min post-meal), 60 (60-min post-meal), 90 (90-min post-meal), 120 (120-min post-meal). Values are mean ± standard deviation (n = 8).
