1 Department of Microbiology, Institute of Biology, Faculty of Science, Eötvös Loránd University, Pázmány P. Sétány 1/C, 1117, Budapest, Hungary.
2 Department of Microbiology, Institute of Biology, Faculty of Science, Eötvös Loránd University, Pázmány P. Sétány 1/C, 1117, Budapest, Hungary. makk.judit@ttk.elte.hu.