About the Authors

Kwame Twumasi-Boateng

Affiliation Graduate Group in Microbiology, University of California, Berkeley, California, United States of America

Michael Shapira

mshapira@berkeley.edu

Affiliations Graduate Group in Microbiology, University of California, Berkeley, California, United States of America, Department of Integrative Biology, University of California, Berkeley, California, United States of America

Competing Interests

The authors have declared that no competing interests exist.

Author Contributions

Conceived and designed the experiments: KTB MS. Performed the experiments: KTB MS. Analyzed the data: KTB MS. Wrote the paper: KTB MS.