About the Authors

R. van der Geize

r.van.der.geize@rug.nl

Affiliation Groningen Biomolecular Sciences and Biotechnology Institute (GBB), Department of Microbiology, University of Groningen, Groningen, The Netherlands

A. W. F. Grommen

Affiliation Intervet International BV, Microbiological R&D, Boxmeer, The Netherlands

G. I. Hessels

Affiliation Groningen Biomolecular Sciences and Biotechnology Institute (GBB), Department of Microbiology, University of Groningen, Groningen, The Netherlands

A. A. C. Jacobs

Affiliation Intervet International BV, Microbiological R&D, Boxmeer, The Netherlands

L. Dijkhuizen

Affiliation Groningen Biomolecular Sciences and Biotechnology Institute (GBB), Department of Microbiology, University of Groningen, Groningen, The Netherlands

Competing Interests

AWFG and AACJ are employed by Intervet International BV, which is developing a rhodococcal vaccine.

Author Contributions

Conceived and designed the experiments: RVDG AACJ LD. Performed the experiments: RVDG AWFG GIH AACJ. Analyzed the data: RVDG AACJ. Contributed reagents/materials/analysis tools: AACJ LD. Wrote the paper: RVDG AACJ LD.