Lung iron phenotype in CFTR KO mice.

<p>Representative images of BAL (bronchoalveolar lavages) cytospin slides obtained from WT and CFTR KO mice and stained with Perl's Prussian blue. Iron loaded macrophages are indicated by arrows. Magnification X40 (A). Perls’ blue staining of lung section from WT and KO mice (B). Lung iron content (C) and L-ferritin analysis from cytosolic fractions; the right panel represents the quantification of the blots (arbitrary units) (D). Data are presented as mean ± SEM.