Figure 3From: In vivo imaging of the airway wall in asthma: fibered confocal fluorescence microscopy in relation to histology and lung functionPattern grading by histology (a) and FCFM (b). A = asthma; Total = all healthy control subjects; HA = healthy, atopic; HNA = healthy, non-atopic. Chi-square test: p > 0.05.Back to article page