Figure 1

Immunofluorescence staining of lung tissue sections of mice from P1 to P28: (A) Laminin (red)/Pecam1 (green), Pecam1 positive cells adjacent to laminin are indicated by arrows. (B) Laminin (red)/Pdpn (green). (C) Laminin staining of P7 airway (a). Pericellular basement membrane of airway smooth muscle cells and airway epithelial basement membrane are indicated by arrowhead and arrow, respectively.