Figure 1From: The gut microbiota of Colombians differs from that of Americans, Europeans and Asians Taxonomic profiles of the gut microbiota of Colombians and Americans. (A) Relative abundance of phylum-level OTUs. (B) Relative abundance of the most frequent genus-level OTUs (frequency >0.5%), colored by their respective phylum (see Figure A). Unclassified phylotypes are marked with asterisk. Upper bars = Colombians; lower bars = Americans.Back to article page