Glucagon-like peptide 1 receptor (GLP-1R) expression by nerve fibres in inflammatory bowel disease and functional effects in cultured neurons
Fig 5
Specificity of GLP-1R immunostaining in colon.
Serial sections of GLP-1R immunoreactivity in sub-mucous plexus of a full thickness normal colon immunostained with no peptide (A) or with 1 μg peptide (B), 100 ng peptide (C), 10 ng peptide (D), 1 ng peptide (E) or 100 pg peptide (F) Abcam antibody at a dilution of 1:1500; magnification x40.