Fig. 2From: Sera from patients with active systemic lupus erythematosus patients enhance the toll-like receptor 4 response in monocyte subsetsTNF-α expression after TLR4 co-stimulation with different sera. TNF-α intracellular expression in classical, non-classical monocytes and mDCs according to the disease activity a and the amount of anti-dsDNA antibodies b. ***Statistically significant differences were considered when p < 0.05 (Mann–Whitney U test)Back to article page