About the Authors

Samuel L. Collins

Affiliation Department of Medicine, Johns Hopkins University School of Medicine, Baltimore, Maryland, United States of America

Yee Chan-Li

Affiliation Department of Medicine, Johns Hopkins University School of Medicine, Baltimore, Maryland, United States of America

Robert W. Hallowell

Affiliation Department of Medicine, Johns Hopkins University School of Medicine, Baltimore, Maryland, United States of America

Jonathan D. Powell

Affiliation Department of Oncology, Johns Hopkins University School of Medicine, Baltimore, Maryland, United States of America

Maureen R. Horton

mhorton2@jhmi.edu

Affiliation Department of Medicine, Johns Hopkins University School of Medicine, Baltimore, Maryland, United States of America

Competing Interests

The authors have declared that no competing interests exist.

Author Contributions

Conceived and designed the experiments: SLC JDP MRH. Performed the experiments: SLC YC-L RWH. Analyzed the data: SLC JDP MRH. Contributed reagents/materials/analysis tools: JDP MRH. Wrote the paper: SLC MRH.