Fig. 2
From: Gut microbiota in the early stage of Crohn’s disease has unique characteristics
Microbial community structure in early CD groups (EG), advanced CD groups (AG) and control groups (CG). A UniFrac heatmap analysis. Patient Group (PG), including EG and AG. And CG means control group. B Principal component analysis (PCoA). The percentage represents the contribution rate of the principal dimension to the sample difference