Figure legends
Figure 1 . Analysis of lung function by spirometry. Forced vital capacity (FVC); forced expiratory flow in the first second (FEV1); FEV1/FVC.
Figure 2 . Analysis of lung mechanics by impulse oscillometry system (IOS). Total respiratory impedance (Z5Hz), pulmonary reactance (X5Hz), resistance of proximal airways (R20Hz), total resistance of respiratory system (R5Hz), resistance of distal airways (R5-R20Hz).
Figure 3 . Whole blood analysis, including total leukocytes, neutrophils, lymphocytes, monocytes, eosinophils and basophils.
Figure 4 . Analysis of serum humoral mediators. Granulocyte-Macrophage Colony-Stimulating Factor (GM-CSF); transforming growth factor beta (TGF-beta); interleukin 4 (IL-4), interleukin 5 (IL-5), Thymic stromal lymphopoietin (TSLP).
Figure 5 . Analysis of pulmonary humoral mediators in the breath condensate. Granulocyte-Macrophage Colony-Stimulating Factor (GM-CSF); transforming growth factor beta (TGF-beta); interleukin 4 (IL-4), interleukin 5 (IL-5), Thymic stromal lymphopoietin (TSLP) and exhaled nitric oxide (eNO).