Figure 3From: Chromatographic analysis of age-related changes in mucosal serotonin transmission in the murine distal ileumAge-related changes in the release of 5-HT. In (a) responses for intracellular 5-HT are shown, whilst in (b) extracellular 5-HT responses are shown. All results shown as mean ± S.E.M., where n = 6–7, *p < 0.05 and **p < 0.01.Back to article page