Fig. 5From: Soluble intercellular adhesion molecule-1 for stable and acute phases of idiopathic pulmonary fibrosisImmunofluorescence staining for ICAM-1 (green). Contrast nuclear staining with DAPI (blue) was used. Stable IPF (a), AEx IPF (b), CTD-associated IP (c), COPD (d), normal lung (e). Arrowheads pointed to examples of ICAM-1. Original magnifications, ×40Back to article page