Fig. 6From: Usefulness of FAPα assessment in bronchoalveolar lavage as a marker of fibrogenesis: results of a preclinical study and first report in patients with idiopathic pulmonary fibrosisRepresentative anti-FAPα staining in a fibroblast foci (A), fibrotic interstitium (white arrows) and hyperplastic alveolar cells (gray arrows) (B). Absence of alveolar macrophages staining (black arrows). Field magnification: 200xBack to article page