3.8. Longitudinal Esophageal Muscle Contraction and Relaxation Activity in Mast Cell-Neutralized Eosinophil-Deficient DOX-Regulated IL-13-Overexpressed Mice Compared to DOX-Regulated CC10-IL-13-Overexpressed Mouse Model of EoE. This evidence concerns the gene IL13 and eosinophilic esophagitis.