FIG. 1.
(Panel A) Micronuclei (MN) per 1000 binucleate (BN) cells in freshly isolated in situ skin fibroblasts of Lewis rats 1 day and 2 months postirradiation plotted as a function of dose received and (panel B) corresponding background (out-of-field) values compared to 0-Gy values. Values are plotted as means ± SE. Two to four animals (two biopsies per animal) were used.