1. Department of Microbiology, ELTE Eötvös Loránd University, Pázmány P. sétány 1/C, H-1117 Budapest, Hungary
2. Leibniz Institute DSMZ-German Collection of Microorganisms and Cell Cultures, Inhoffenstrasse 7 B, 38124 Braunschweig, Germany
3. Department of Anatomy-, Cell- and Developmental Biology, ELTE Eötvös Loránd University, Pázmány P. sétány 1/C, 1117 Budapest, Hungary
4. Institute for Soil Sciences and Agricultural Chemistry, Agricultural Research Center, Hungarian Academy of Sciences, Herman Ottó út 15, H-1022 Budapest, Hungary