Fig. 2From: Omalizumab therapy in a 13-year-old boy with severe persistent asthma and concomitant eosinophilic esophagitisEsophageal histology. An evident eosinophilic cellular infiltrate was encountered in the esophageal epithelium; intercellular oedema as well as basal zone hyperplasia were also appreciable (a) [Haematoxylin and Eosin staining (H&E), original magnification x200]; sometimes eosinophils were organized in micro-abscesses (b) (H&E, original magnification x 400)Back to article page