1. Geomicrobiology, Department of Geosciences, University of Tübingen, Schnarrenbergstrasse 94-96, 72076 Tübingen, Germany
2. Soil Chemistry Group, Institute of Biogeochemistry and Pollutant Dynamics, Department of Environmental Systems Science, ETH Zürich, Universitätstrasse 16 CHN, CH-8092 Zürich, Switzerland
3. Environmental Chemistry Group, Institute of Chemistry, University of Neuchâtel, Avenue de Bellevaux 51, 2000 Neuchâtel, Switzerland
4. Cluster of Excellence, EXC 2124: Controlling Microbes to Fight Infection, University of Tübingen, Schnarrenbergstrasse 94-96, 72076 Tübingen, Germany