1. Albitech Ltd, Berlini u. 47–49, H–1045 Budapest, Hungary
2. Department of Plant Anatomy, ELTE Eötvös Loránd University, Pázmány Péter stny. 1/c, H–1117 Budapest, Hungary
3. Department of Microbiology, ELTE Eötvös Loránd University, Pázmány Péter stny. 1/c, H–1117 Budapest, Hungary
4. Institute of Aquatic Ecology, Centre for Ecological Research, Karolina út 29., H–1113 Budapest, Hungary