1. Hungarian Department of Biology and Ecology, Faculty of Biology and Geology, Babeş-Bolyai University, Cluj-Napoca, Romania.
2. Molecular Biology Center, Interdisciplinary Research Institute on Bio-Nano-Sciences, Babeş-Bolyai University, Cluj-Napoca, Romania.
3. CF General Hospital, Sibiu, Romania.
4. Institute of Biology, Romanian Academy, Bucharest, Romania.
5. Department of Dentistry and Nursery, Faculty of Medicine, Lucian Blaga University of Sibiu, Romania.