Figure 9From: Targeting peripheral blood pro-inflammatory cytotoxic lymphocytes by inhibiting CD137 expression: novel potential treatment for COPD Representative plots of CD28nullCD137 + CD8 + NKT-like cells producing TNFα from a control subject and a patient with COPD. There was a significant increase in CD28nullCD137 + CD8+ NKT-like cells producing TNFα in patients with COPD compared with control subjects.Back to article page