Figure 7From: Mucosal sensitization to German cockroach involves protease-activated receptor-2Histological assessment of lung sections from mice exposed to GC frass or protease-depleted GC frass. Haematoxylin and eosin (H & E) staining of sectioned lungs mice exposed to PBS (A), aprotinin-treated PBS (B), GC frass (C) or protease-depleted GC frass (D). Representative slides are shown of sections from 8 mice per group.Back to article page