About the Authors

Yun C. Chang

ychang@niaid.nih.gov

Affiliation Molecular Microbiology Section, Laboratory of Clinical Infectious Diseases, NIAID, NIH Bethesda, Maryland, United States of America

Ami Khanal Lamichhane

Affiliation Molecular Microbiology Section, Laboratory of Clinical Infectious Diseases, NIAID, NIH Bethesda, Maryland, United States of America

H. Martin Garraffo

Affiliation Clinical Mass Spectrometry Core, NIDDK, NIH, Bethesda, Maryland, United States of America

Peter J. Walter

Affiliation Clinical Mass Spectrometry Core, NIDDK, NIH, Bethesda, Maryland, United States of America

Maarten Leerkes

Affiliation Bioinformatics and Computational Biosciences Branch, NIAID, NIH, Bethesda, Maryland, United States of America

Kyung J. Kwon-Chung

Affiliation Molecular Microbiology Section, Laboratory of Clinical Infectious Diseases, NIAID, NIH Bethesda, Maryland, United States of America

Competing Interests

The authors have declared that no competing interests exist.

Author Contributions

Conceived and designed the experiments: YCC. Performed the experiments: YCC AKL HMG. Analyzed the data: YCC ML. Contributed reagents/materials/analysis tools: PJW KJKC. Wrote the paper: YCC KJKC.