Human Peripheral blood exposed with tritiated water at variousdoses for 54 hr was examined to observe the chromosome and chromatid abe-rrations at metaphases in the first mitosis of lymphocytes.

将人体外周血在不同剂量的氚水中培养54小时,观察到淋巴第一次有丝分裂中期的染色体型及单体型畸变。