Figure 4: Overall frequency of chromosome aberrations in PBL treated in vitro with low doses of radiation (0.3 Gy) in G0-period of cell cycle and different AA concentrations. - control; - IR ; - IR+ AA (20.0 μg/ml of blood); - IR+ AA (40.0 μg/ml of blood); - IR+ AA (80.0 μg/ml of blood).