By contrast, Lin et al. showed that IFN-induced chemokines (CXCL9, CXCL10, CXCL11) differentiated HLH from sepsis and SIRS patients, although ferritin may have been equally effective in this all-comers sepsis/SIRS cohort [30]. The gene discussed is CXCL11; the disease is hemophagocytic syndrome.