Fig. 4From: Exacerbation of allergic asthma by somatic antigen of Echinococcus granulosus in allergic airway inflammation in BALB/c miceHistopathological sections of lung tissues from BALB/c mice in the OVA group (a ×20, b ×40), OVA + antigen group (c ×40, d ×20), and PBS group (e ×20, f ×20) stained with H&E. H&E hematoxylin–eosin stainingBack to article page