Most notably, Actinobacteria (p) presented protective effects on Hashimoto’s thyroiditis via CCR2 on myeloid Dendritic Cell (5.0%), and Bifidobacterium (g) showed facilitating effects on Graves’ disease through CD39+ CD4+ T cell %CD4+ T cell (5.0%) and CD14 on CD33+ HLA DR+ CD14dim (12.2%). The gene discussed is CCR2; the disease is Hashimoto thyroiditis.