J Clin Invest.
T-bet is expressed in human rheumatoid synovium.
Immunohistochemical analysis of synovial tissue from 7 patients with established RA who fulfilled American College of Rheumatology criteria for the diagnosis of RA. (A) H&E staining. (B–F) Representative immunostaining of inflammatory synovium for (B) T-bet, (C) CD3 (T cells), (D) CD20 (B cells), (E) CD68 (macrophages), and (F) S100 (DCs).