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. Author manuscript; available in PMC: 2017 Feb 23.
Published in final edited form as: J Allergy Clin Immunol Pract. 2016 May 4;4(5):995–997. doi: 10.1016/j.jaip.2016.03.023

FIGURE 2.

FIGURE 2

A, Esophageal biopsy showing eosinophils (example marked with an arrow in the “Pre-Fluticasone” inset) in mucosa before but not after fluticasone therapy. Large images at 400×, insets at 1600×. B, Duodenal biopsy from non—common variable immunodeficiency (CVID) control (left) and patient (right) with immunohistochemistry staining of CD138+ cells (example marked with an arrow in the “Healthy Control” inset) demonstrating the absence of plasma cells in the patient’s gastrointestinal (GI) tract. Large images at 200×. Zoomed-in areas are 400× and correspond to the box in the low magnification image.