Correlation of T. bryosalmonae prevalence and T-reg/ anti-inflammatory genes in rainbow trout kidney. ( A ) FOXP3A; ( B ) FOXP3B; ( C ) TGF-ß1a; ( D ) nIL-1F; ( E ) IL-10A; ( F ) SOCS-3. Pearson correlation r coefficients are given relative to T. bryosalmonae RPL18 and kidney swelling (in parentheses). Significant correlations are shown in bold. *P < 0.05; **P < 0.01 (2-tailed).