Figure 3

Association of plasma BNP level with mitochondrial ROS generation in PBMCs or with systemic oxidative stress in CHF patients. Associations of the plasma BNP level with mitochondrial ROS generation during each respiratory state (A–E) and of the plasma BNP level with systemic oxidative stress (F). Blue and red circles indicate CHF patients with NYHA functional class I-II (n = 15) and those with NYHA functional class III (n = 16), respectively. BNP, B-type natriuretic peptide. Other abbreviations are as defined in the legend to Fig. 1.