About the Authors

Karina van der Heijden

Affiliation Symbiosis Group, Max Planck Institute for Marine Microbiology, Bremen, Germany

Jillian M. Petersen

Affiliation Symbiosis Group, Max Planck Institute for Marine Microbiology, Bremen, Germany

Nicole Dubilier

Affiliation Symbiosis Group, Max Planck Institute for Marine Microbiology, Bremen, Germany

Christian Borowski

cborowsk@mpi-bremen.de

Affiliation Symbiosis Group, Max Planck Institute for Marine Microbiology, Bremen, Germany

Competing Interests

The authors have declared that no competing interests exist.

Author Contributions

Conceived and designed the experiments: KH JMP ND CB. Performed the experiments: KH JMP. Analyzed the data: KH CB. Contributed reagents/materials/analysis tools: ND CB. Wrote the paper: KH CB. Revised the manuscript: KH JMP ND CB.