About the Authors

Gustavo Nino

Contributed equally to this work with: Gustavo Nino, Aihua Hu

Affiliations Division of Pulmonary Medicine, Children's Hospital of Philadelphia Research Institute, University of Pennsylvania School of Medicine, Philadelphia, Pennsylvania, United States of America, Division of Pediatric Pulmonary and Sleep Medicine, Pennsylvania State University College of Medicine, Hershey, Pennsylvania, United States of America

Aihua Hu

Contributed equally to this work with: Gustavo Nino, Aihua Hu

Affiliation Division of Pulmonary Medicine, Children's Hospital of Philadelphia Research Institute, University of Pennsylvania School of Medicine, Philadelphia, Pennsylvania, United States of America

Judith S. Grunstein

Affiliation Division of Pulmonary Medicine, Children's Hospital of Philadelphia Research Institute, University of Pennsylvania School of Medicine, Philadelphia, Pennsylvania, United States of America

Joseph McDonough

Affiliation Division of Pulmonary Medicine, Children's Hospital of Philadelphia Research Institute, University of Pennsylvania School of Medicine, Philadelphia, Pennsylvania, United States of America

Portia A. Kreiger

Affiliations Department of Pathology and Laboratory Medicine, Children's Hospital of Philadelphia Research Institute, University of Pennsylvania School of Medicine, Philadelphia, Pennsylvania, United States of America, Department of Pathology, Nemours/A.I. duPont Hospital for Children, Wilmington, Delaware, United States of America

Maureen B. Josephson

Affiliation Division of Pulmonary Medicine, Children's Hospital of Philadelphia Research Institute, University of Pennsylvania School of Medicine, Philadelphia, Pennsylvania, United States of America

John K. Choi

Affiliation Department of Pathology and Laboratory Medicine, Children's Hospital of Philadelphia Research Institute, University of Pennsylvania School of Medicine, Philadelphia, Pennsylvania, United States of America

Michael M. Grunstein

grunstein@email.chop.edu

Affiliation Division of Pulmonary Medicine, Children's Hospital of Philadelphia Research Institute, University of Pennsylvania School of Medicine, Philadelphia, Pennsylvania, United States of America

Competing Interests

The authors have declared that no competing interests exist.

Author Contributions

Conceived and designed the experiments: MMG GN. Performed the experiments: AH GN JSG MMG JM JKC PK MJ. Analyzed the data: MMG GN JM JKC PK. Contributed reagents/materials/analysis tools: MMG JSG. Wrote the paper: GN MMG.