Figure 2.

Area of positive staining of the proteins in the subepithelial layer standardized for total subepithelial area (A/Tot A) for collagen I, versican, and decorin in biopsy specimens from CTR and COPD subjects.

Note: Data are presented as mean ± SE.

Abbreviations: CTR, control; COPD, chronic obstructive pulmonary disease; ns, not significant; SE, standard error.