1. Department of Microbiology, Eötvös Loránd University, H-1117 Budapest, Pázmány P. sétány 1/C, Hungary
2. DSMZ – German Collection of Microorganisms and Cell Cultures, Braunschweig, Germany
3. Departments of General Zoology, Eötvös Loránd University, Budapest, Hungary
4. Plant Anatomy, Eötvös Loránd University, Budapest, Hungary