1. Department of Biology and Ecology, Faculty of Science; University of Kragujevac; Radoja Domanovića 12 34000 Kragujevac Serbia
2. Department of Chemistry, Faculty of Science; University of Kragujevac; Radoja Domanovića 12 34000 Kragujevac Serbia
3. Institute of Chemistry, Technology and Metallurgy; University of Belgrade; Njegoševa 12 11000 Belgrade Serbia
4. Faculty of Chemistry; University of Belgrade; Studentski Trg 16 11000 Belgrade Serbia
5. Department of Microbiology, Faculty of Biotechnology and Food Science; Slovak University of Agriculture in Nitra; Tr. A. Hlinku 2 94976 Nitra Slovakia