Figure 2From: Cigarette smoke induces PTX3 expression in pulmonary veins of mice in an IL-1 dependent manner Pulmonary PTX3 expression by immunohistochemistry (IHC). Photomicrographs of PTX3 stained lung tissue of (A) air-exposed WT mice, (B) CS-exposed WT mice, (C) air-exposed Ptx3 KO mice and (D) CS-exposed Ptx3 KO mice. All mice were exposed to air or CS for 4 weeks (subacute). (V: vein; A: artery; AW; airway-magnification 200×).Back to article page