NE and MPO levels (ng/mL) in serum and BAL fluid in patients with advanced and early stage lung cancer, patients with lung cancer/COPD, patients with COPD and healthy individuals. Data are presented as mean ± SEM. *P < 0.05, when compared with COPD and healthy individuals; §P < 0.05, when compared with healthy individuals.
Vaguliene et al. BMC Immunology 2013 14:36 doi:10.1186/1471-2172-14-36