[Frequency of chromosome aberrations in peripheral blood lymphocytes of children living in regions with various radio-ecologic situations].

First results of cytogenetic monitoring of children, living in contaminated regions of the Ukraine show statistically significant increase in quantity of chromosome aberrations, that is positively correlated with environmental situation. The effect found shows that damage of genome stability must be accounted as an indicator of increased possibility of gene-based pathology in studied groups as compared to control.