1. Department of Chemical Drugs, Faculty of Pharmacy, Masaryk University, Palackého 1946/1, CZ-612 00 Brno, Czech Republic
2. Department of Experimental Phycology and Ecotoxicology, Institute of Botany of the Czech Academy of Sciences, Research Division Brno, Lidická 25/27, CZ-602 00 Brno, Czech Republic