About the Authors

Marcel E Curlin

Affiliations Department of Medicine, University of Washington, Seattle, Washington, United States of America , Department of Microbiology, University of Washington, Seattle, Washington, United States of America

Shyamala Iyer

Affiliation Department of Microbiology, University of Washington, Seattle, Washington, United States of America

John E Mittler

To whom correspondence should be addressed. E-mail: jmittler@u.washington.edu

Affiliation Department of Microbiology, University of Washington, Seattle, Washington, United States of America

Competing Interests

The authors have declared that no competing interests exist.

Author Contributions

MEC and JEM conceived and designed the experiments and wrote the paper. All authors performed the experiments and analyzed the data. SI and JEM contributed reagents/materials/analysis tools.