Figure 5

Immunohistochemical analyses of á-SMA, CD45, CXCR2, and MPO (A–Q). Lung samples from 5 patients with IPAF, 5 patients with IIP, and 3 normal controls were analysed and scored from 0 (no staining) to 3+ (bright and/or diffuse) (R). The horizontal line from bottom to top denotes the minimum, 25th percentile, median, 75th percentile, and maximum. Mean values are denoted by “+”. *P < 0.05 and **P < 0.01 compared with the other cohort. (A–Q For original magnification×400).