1. Departamento de Biología, Facultad de Ciencias, Universidad Autónoma de Madrid, C/ Darwin 2, 28049 Madrid, Spain
2. Department of Biochemistry and Microbiology, Faculty of Food and Biochemical Technology, University of Chemistry and Technology Prague, Technika 3, 16628 Prague, Czech Republic
3. Laboratory of Environmental Biotechnology, Institute of Microbiology, Czech Academy of Sciences v.v.i., Vídeňská 1083, 14200 Prague, Czech Republic