Fig. 2From: End-stage cystic fibrosis lung disease is characterised by a diverse inflammatory pattern: an immunohistochemical analysisHistological sections of formalin-fixed paraffin-embedded human lung tissue of control subjects and CF patients. Sections were stained for B cells (CD20), CD4 T cells and cytotoxic T cells (CD8). Scale bar = 50 μm. Abbreviation: AW = airwayBack to article page