Perivessel

The OVA/OVA mice showed apparent inflammatory infiltrates (yellow arrows), including peribronchial (HE-Br) and perivessel (HE-Ve) inflammation, swollen bronchial epithelial cells with increased mucus (green arrows), numerous mucus-containing cells (PAS, black arrows) and collagen deposition (white arrows, blue staining for Masson’s) compared with the PBS/PBS mice.