About the Authors

Cherilyn A. Elwell

Affiliation Department of Medicine, University of California San Francisco, San Francisco, California, United States of America

Alhaji Ceesay

Affiliation Department of Medicine, University of California San Francisco, San Francisco, California, United States of America

Jung Hwa Kim

Affiliation Department of Medicine, University of California San Francisco, San Francisco, California, United States of America

Daniel Kalman

Affiliation Department of Pathology and Laboratory of Medicine, Emory University, Atlanta, Georgia, United States of America

Joanne N. Engel

Jengel@medicine.ucsf.edu

Affiliations Department of Medicine, University of California San Francisco, San Francisco, California, United States of America, Department of Microbiology and Immunology, University of California San Francisco, San Francisco, California, United States of America

Competing Interests

The authors have declared that no competing interests exist.

Author Contributions

Conceived and designed the experiments: CAE JNE. Performed the experiments: CAE AC JHK. Analyzed the data: CAE JNE. Contributed reagents/materials/analysis tools: CAE DK. Wrote the paper: CAE JNE.