About the Authors

Karine Bagramyan

Affiliation Immunology Division, Beckman Research Institute of the City of Hope, Duarte, California, United States of America

Jason R. Barash

Affiliation Infant Botulism Treatment and Prevention Program, California Department of Public Health, Richmond, California, United States of America

Stephen S. Arnon

Affiliation Infant Botulism Treatment and Prevention Program, California Department of Public Health, Richmond, California, United States of America

Markus Kalkum

mkalkum@coh.org

Affiliation Immunology Division, Beckman Research Institute of the City of Hope, Duarte, California, United States of America

Competing Interests

The authors have declared that no competing interests exist.

Author Contributions

Conceived and designed the experiments: MK KB. Performed the experiments: KB JB. Analyzed the data: MK KB JB SA. Contributed reagents/materials/analysis tools: SA. Wrote the paper: MK. Other: Helped writing the manuscript: SA. Helped writing parts of the paper: KB.