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Central effects of Ex-9 on food intake and ghrelin levels. A Average food intake. B Plasma ghrelin. C Hypothalamic ghrelin. D Gastric ghrelin. Values are means ± SEM (n = 50 for Ex-4 group and n = 40 for Ex-9/Ex-4 and NS groups). * p < 0.05, ** p < 0.01 compared to Ex-4 group; # p < 0.05 compared to NS group. Ex, exendin.
