About the Authors

J. Kirk Harris

Affiliation Division of Pulmonology, University of Colorado School of Medicine, Aurora, CO, United States of America

Rui Fang

Affiliation Department of Biostatistics and Informatics, Colorado School of Public Health, University of Colorado, Aurora, CO, United States of America

Brandie D. Wagner

Affiliations Division of Pulmonology, University of Colorado School of Medicine, Aurora, CO, United States of America, Department of Biostatistics and Informatics, Colorado School of Public Health, University of Colorado, Aurora, CO, United States of America

Ha Na Choe

Affiliation Digestive Health Institute, Section of Pediatric Gastroenterology, Hepatology and Nutrition, Children’s Hospital Colorado, Gastrointestinal Eosinophilic Diseases Program, Mucosal Inflammation Program, University of Colorado School of Medicine, Aurora, CO, United States of America

Caleb J. Kelly

Affiliation Digestive Health Institute, Section of Pediatric Gastroenterology, Hepatology and Nutrition, Children’s Hospital Colorado, Gastrointestinal Eosinophilic Diseases Program, Mucosal Inflammation Program, University of Colorado School of Medicine, Aurora, CO, United States of America

Shauna Schroeder

Affiliation Digestive Health Institute, Section of Pediatric Gastroenterology, Hepatology and Nutrition, Children’s Hospital Colorado, Gastrointestinal Eosinophilic Diseases Program, Mucosal Inflammation Program, University of Colorado School of Medicine, Aurora, CO, United States of America

Wendy Moore

Affiliation Digestive Health Institute, Section of Pediatric Gastroenterology, Hepatology and Nutrition, Children’s Hospital Colorado, Gastrointestinal Eosinophilic Diseases Program, Mucosal Inflammation Program, University of Colorado School of Medicine, Aurora, CO, United States of America

Mark J. Stevens

Affiliation Division of Pulmonology, University of Colorado School of Medicine, Aurora, CO, United States of America

Alyson Yeckes

Affiliation Digestive Health Institute, Section of Pediatric Gastroenterology, Hepatology and Nutrition, Children’s Hospital Colorado, Gastrointestinal Eosinophilic Diseases Program, Mucosal Inflammation Program, University of Colorado School of Medicine, Aurora, CO, United States of America

Katie Amsden

Affiliations Department of Pediatrics, Division of Gastroenterology, Hepatology and Nutrition, Ann & Robert H. Lurie Children’s Hospital of Chicago and Northwestern University, Chicago, IL, United States of America, Department of Pediatrics, John H. Stroger Hospital of Cook County, Chicago, IL, United States of America

Amir F. Kagalwalla

Affiliations Department of Pediatrics, Division of Gastroenterology, Hepatology and Nutrition, Ann & Robert H. Lurie Children’s Hospital of Chicago and Northwestern University, Chicago, IL, United States of America, Department of Pediatrics, John H. Stroger Hospital of Cook County, Chicago, IL, United States of America

Angelika Zalewski

Affiliation Department of Medicine, Division of Gastroenterology & Hepatology, Northwestern University, Feinberg School of Medicine, Chicago, IL, United States of America

Ikuo Hirano

Affiliation Department of Medicine, Division of Gastroenterology & Hepatology, Northwestern University, Feinberg School of Medicine, Chicago, IL, United States of America

Nirmala Gonsalves

Affiliation Department of Medicine, Division of Gastroenterology & Hepatology, Northwestern University, Feinberg School of Medicine, Chicago, IL, United States of America

Lauren N. Henry

Affiliation Digestive Health Institute, Section of Pediatric Gastroenterology, Hepatology and Nutrition, Children’s Hospital Colorado, Gastrointestinal Eosinophilic Diseases Program, Mucosal Inflammation Program, University of Colorado School of Medicine, Aurora, CO, United States of America

Joanne C. Masterson

Affiliation Digestive Health Institute, Section of Pediatric Gastroenterology, Hepatology and Nutrition, Children’s Hospital Colorado, Gastrointestinal Eosinophilic Diseases Program, Mucosal Inflammation Program, University of Colorado School of Medicine, Aurora, CO, United States of America

Charles E. Robertson

Affiliation Molecular Cellular and Developmental Biology, University of Colorado Boulder, Boulder, CO, United States of America

Donald Y. Leung

Affiliation Department of Pediatrics, National Jewish Health, Denver, CO, United States of America

Norman R. Pace

Affiliation Molecular Cellular and Developmental Biology, University of Colorado Boulder, Boulder, CO, United States of America

Steven J. Ackerman

Affiliation Department of Biochemistry and Molecular Genetics, University of Illinois at Chicago, Chicago, IL, United States of America

Glenn T. Furuta

Affiliation Digestive Health Institute, Section of Pediatric Gastroenterology, Hepatology and Nutrition, Children’s Hospital Colorado, Gastrointestinal Eosinophilic Diseases Program, Mucosal Inflammation Program, University of Colorado School of Medicine, Aurora, CO, United States of America

Sophie A. Fillon

sophie.fillon@ucdenver.edu

Affiliation Digestive Health Institute, Section of Pediatric Gastroenterology, Hepatology and Nutrition, Children’s Hospital Colorado, Gastrointestinal Eosinophilic Diseases Program, Mucosal Inflammation Program, University of Colorado School of Medicine, Aurora, CO, United States of America

Competing Interests

Glenn T. Furuta: Enterotrack, LLC – Co-Founder, UpToDate-consultant, Steven J. Ackerman: Enterotrack, LLC – Co-Founder. This does not alter the authors' adherence to PLOS ONE policies on sharing data and materials.

Author Contributions

Conceived and designed the experiments: SAF JKH SJA GTF. Performed the experiments: WM KA AZ CJK SS JCM AY HNC LH KA AK IH NG SAF MJS LH. Analyzed the data: BDW RF. Contributed reagents/materials/analysis tools: CER JKH. Wrote the paper: SAF JKH NRP DYL SJA GTF.