CXCL9 and systemic lupus erythematosus: Moreover, although impaired induction of CXCL9, CXCL10, CXCL11, TNF, and IFN-γ was detected in both NRs and responders in the SLE cohort, differences were most substantial in the NR group (Figure 5, A and B, and Supplemental Figure 6B).