Fig. 3From: The role of free endosomal epitopes in the mechanisms of amelioration and flares of rheumatoid arthritis-associated conditions: pregnancy and infective hepatitisA summary of the effect of primary and secondary ultrafiltrates on expression of CD69 and CTLA-4 by T cells stimulated with anti-CD3/CD28. The - indicates media (1=primary) or secondary ultrafiltrate (2) generated from media treated cells while + indicates synovial fluid ultrafiltrate (1) or secondary ultrafiltrate generated from synovial fluid ultrafiltrate treated cells (2)Back to article page