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VSG decreases fasting plasma leptin and ghrelin concentrations. Fasting plasma leptin (A), and total ghrelin (B) concentrations at baseline and at 2.5 months after surgery in VSG-operated mice (VSG) and sham-operated ad libitum-fed or weight-matched mice (S-AL and S-WM, respectively). *P<0.05, compared with S-AL; +P<0.05, compared with S-WM by two-factor ANOVA. Data are expressed as mean±s.e.m.
