1. Center for Electromicrobiology, Section for Microbiology, Department of Biology Aarhus University Aarhus Denmark
2. Section of Aquatic Biology, Department of Biology Aarhus University Aarhus Denmark
3. Centre of Excellence for Microbial Systems Technology, Department of Biology University of Antwerp Wilrijk 2610 Belgium
4. Center for Water Technology (WATEC), Department of Biology Aarhus University Aarhus Denmark