1. Hohenheim Center for Livestock Microbiome Research, University of Hohenheim, Stuttgart, Germany
2. Institute of Biology, University of Hohenheim, Stuttgart, Germany
3. Institute of Animal Science, University of Hohenheim, Stuttgart, Germany
4. Institute of Bio- and Geosciences, IBG-1: Biotechnology, Forschungszentrum Jülich, Jülich, Germany
5. Microbial Energy Conversion and Biotechnology, Department of Biology, Technical University of Darmstadt, Darmstadt, Germany