1. Biomedical Physics Laboratory, National Cancer Institute, Baublio 3b, LT-08406, Vilnius, Lithuania
2. Department of Chemistry and Bioengineering, Vilnius Gediminas Technical University, Sauletekio 11, LT-10223 Vilnius, Lithuania
3. Institute of Chemistry, Faculty of Chemistry and Geosciences, Vilnius University, Naugarduko 24, LT-03225 Vilnius, Lithuania
4. Nature Research Centre, Akademijos 2, LT-08412 Vilnius, Lithuania