Fig. 6From: Emergence of microbial diversity due to cross-feeding interactions in a spatial model of gut microbial metabolismAverage metabolite concentrations along the colon. Average are taken over the second half of the simulation (2000hrs-4000hrs). a Glucose. b Acetate. c Butyrate. d CO2. e Ethanol. fFormate. g Lactate. h PropionateBack to article page