Figure 5From: An investigation of the resolution of inflammation (catabasis) in COPDIndividual and mean (bars) values of lipoxin A4 (LXA4) concentration in lung tissue homogenates in patients with COPD, smokers with normal spirometry and non-smokers (S = smokers; EX-S = ex-smokers; NS = non-smokers). For further explanations, see text.Back to article page