1. Institute for Bioprocessing and Analytical Measurement Techniques (iba), 37308 Heilbad Heiligenstadt, Germany
2. Faculty of Mathematics and Natural Sciences, Technische Universität Ilmenau, 98694 Ilmenau, Germany
3. Institute of Miccrobiology, Friedrich-Schiller-University, 07745 Jena, Germany
4. Department of Water Supply and Wastewater Treatment, Eichsfeldwerke GmbH, 37308 Heilbad Heiligenstadt, Germany
5. Fraunhofer Institut für Silicatforschung, Neunerplatz, 97082 Würzburg, Germany