The Potential Link between Gut Microbiota and Serum TRAb in Chinese Patients with Severe and Active Graves’ Orbitopathy

Figure 2

Operational taxonomic unit- (OTU-) based cooccurrence network analyses. The cooccurrence network of gut microbiota was constructed based on the correlation analysis. By applying the modularity scores, the dense communities were identified in graphs at the (a) phylum level and (b) class level.

(a)

(b)