[1] Pavol Jozef Safarik Univ, Fac Sci, Inst Biol & Ecol, Dept Anim Physiol, Srobarova 2, Kosice 04154, Slovakia
[2] Pavol Jozef Safarik Univ, Dept Med Biol, Fac Med, Kosice, Slovakia
[3] Slovak Med Univ, Dept Pathol, Bratislava, Slovakia
[4] St Elisabeth Oncol Inst, Bratislava, Slovakia
[5] Comenius Univ, Dept Med Biol, Martin, Slovakia
[6] Comenius Univ, Biomed Ctr Martin, Div Oncol, Dept Expt Carcinogenesis, Martin, Slovakia
[7] Comenius Univ, Clin Gynecol & Obstet, Martin, Slovakia
[8] Comenius Univ, Dept Histol & Embryol, Jessenius Fac Med, Martin, Slovakia