Sleeve Gastrectomy and Roux-en-Y Gastric Bypass Alter the Gut-Brain Communication

Figure 3

The RYGB operation induced activation of microglia in the NTS and DMV (A), (D). There were no differences in the microglia activation between VSG (A), (C) and sham-operated controls (A), (B). (B)–(D) Representative coronal sections of the intermediate NTS revealing Iba1-immunoreactive microglia. All data are expressed as average ± SEM; ; scale bar = 200 μm.