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Fig. 3 | Arthritis Research & Therapy

Fig. 3

From: Elevated serum autoantibodies against co-inhibitory PD-1 facilitate T cell proliferation and correlate with disease activity in new-onset systemic lupus erythematosus patients

Fig. 3

The correlation analysis of serum anti-PD-1 IgG levels between patients with seropositive and seronegative autoantibodies including anti-Sm (a), anti-U1RNP (b), anti-SSA (c), and anti-SSB (d). No significant difference was found in the four groups. Ig immunoglobulin, PD-1 programmed cell death protein 1

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