Fig. 3From: Tubulointerstitial nephritis in primary Sjögren syndrome: clinical manifestations and response to treatmentShows representative pictures of slides immunostained for lymphocyte markers from the same patient. Panel a is stained for the T-cell marker CD3, panel b is stained for CD4, panel c is stained for CD8, and panel d is stained for the B-cell marker CD20Back to article page