About the Authors

Esther-Maria Antão

antao.em@vetmed.fu-berlin.de

Affiliation Institut für Mikrobiologie und Tierseuchen, Freie Universität Berlin, Berlin, Germany

Christa Ewers

Affiliation Institut für Mikrobiologie und Tierseuchen, Freie Universität Berlin, Berlin, Germany

Doreen Gürlebeck

Affiliation Institut für Mikrobiologie und Tierseuchen, Freie Universität Berlin, Berlin, Germany

Rudolf Preisinger

Affiliation Lohmann Tierzucht GmbH, Cuxhaven, Germany

Timo Homeier

Affiliations Institut für Mikrobiologie und Tierseuchen, Freie Universität Berlin, Berlin, Germany, Institute of Animal Hygiene and Veterinary Public Health, Veterinary Faculty, Universität Leipzig, Leipzig, Germany

Ganwu Li

Affiliation Department of Veterinary Microbiology and Preventive Medicine, College of Veterinary Medicine, Iowa State University, Ames, Iowa, United States of America

Lothar H. Wieler

Affiliation Institut für Mikrobiologie und Tierseuchen, Freie Universität Berlin, Berlin, Germany

Competing Interests

The authors have declared that no competing interests exist.

Author Contributions

Conceived and designed the experiments: EMA CE DG GL LHW. Performed the experiments: EMA. Analyzed the data: EMA CE TH. Contributed reagents/materials/analysis tools: RP. Wrote the paper: EMA. Initiated the study and project: RP LHW.