Fig. 8From: Rheumatoid arthritis antigens homocitrulline and citrulline are generated by local myeloperoxidase and peptidyl arginine deiminases 2, 3 and 4 in rheumatoid nodule and synovial tissueHistology of necrotic RA synovial tissue consisting of fibrinoid necrosis and sporadic intact cells. a H&E, (b) citrulline and homocitrulline (F95), (c) PAD2, (d) and PAD3, (e) PAD4 and (f) MPO staining. The scale bar indicates 50 μm. Arrowhead intact cells, purple double-headed arrow fibrinoid necrosisBack to article page