About the Authors

Hee-Gon Jeong
Karla J. F. Satchell

k-satchell@northwestern.edu

Affiliation Department of Microbiology-Immunology, Feinberg School of Medicine, Northwestern University, Chicago, Illinois, United States of America

Competing Interests

The authors have declared that no competing interests exist.

Author Contributions

Conceived and designed the experiments: HGJ KJFS. Performed the experiments: HGJ. Analyzed the data: HGJ KJFS. Wrote the paper: HGJ KJFS.