Fig. 4

Comparative analysis of gut bacterial communities in the recipient germ-free mice treated with fecal microbiota transplantation by 16S rDNA gene amplicon sequencing. a PCoA of gut bacterial beta diversity based on weighted Unifrac distance. b Gut bacterial enterotypes analysis. c–e Histogram analysis of gut bacterial taxonomic composition at phylum (c), genus (d), and species (e) levels, respectively. f Heatmap analysis of gut bacterial taxonomic composition at species level. g Cytoscape analysis of gut bacterial species. h Heatmap analysis of gut bacterial species based on Spearman’s correlation