Figure 4From: Mucosal sensitization to German cockroach involves protease-activated receptor-2Histological assessment of lung sections from PBS or GC frass exposed wild type and PAR-2-deficient Balb/c mice. Haematoxylin and eosin (H&E) staining of sectioned lungs from PBS (A and B) or GC frass (C and D) treated wild type (A and C) or PAR-2-deficient (B and D) mice. Representative slides are shown of sections from 4-5 mice per group.Back to article page