Fig. 5

Comparisons of the phylogenetic structure and composition among the saliva microbial communities from four groups. Species abundance in the level of phylum (Fig. 5a) and genus (Fig. 5b) in RC-HD, RC-SS, DC and HP groups. Biomarkers of four groups in saliva samples with LEfSe analyzes showing as cluster graph (Fig. 5d) and LDA pictures (Fig. 5c, e, f, g, h)