[1] Oncol Inst Vojvodina, Dept Expt Oncol, Sremska Kamenica, Serbia
[2] Inst Nucl Res Vinca, Lab Radiobiol & Mol Genet, Belgrade, Serbia
[3] Oncol Inst Vojvodina, Dept Pathol, Sremska Kamenica, Serbia
[4] Oncol Inst Vojvodina, Dept Surg, Sremska Kamenica, Serbia
[5] Univ Novi Sad, Fac Sci, Dept Chem, Novi Sad 21000, Serbia
[6] StemLifeLine, San Carlos, CA USA