About the Authors

Josh R. Beck

Address Current address: Department of Molecular Microbiology, Washington University School of Medicine, St. Louis, Missouri, United States of America.

Affiliation Department of Microbiology, Immunology and Molecular Genetics, University of California, Los Angeles, Los Angeles, California, United States of America

Allan L. Chen

Affiliation Department of Microbiology, Immunology and Molecular Genetics, University of California, Los Angeles, Los Angeles, California, United States of America

Elliot W. Kim

Affiliation Department of Microbiology, Immunology and Molecular Genetics, University of California, Los Angeles, Los Angeles, California, United States of America

Peter J. Bradley

pbradley@ucla.edu

Affiliation Department of Microbiology, Immunology and Molecular Genetics, University of California, Los Angeles, Los Angeles, California, United States of America

Competing Interests

The authors have declared that no competing interests exist.

Author Contributions

Conceived and designed the experiments: JRB PJB. Performed the experiments: JRB ALC EWK. Analyzed the data: JRB ALC EWK PJB. Contributed reagents/materials/analysis tools: JRB PJB. Wrote the paper: JRB PJB.