各种各样的环境因子诱发染色体畸变,这是人们熟知的,尤其是电离辐射对染色体的影响,很早就受到人们的注视。近来很多研究者对各种化学物质诱发染色体畸变,表示了关注。工业医学中,报告了职业性接触电离辐射、苯、氯乙烯单体和铅、镉、汞等重金属 It is well-known that a variety of environmental factors induce chromosome aberrations, especially the effects of ionizing radiation on chromosomes, which have long been viewed by people. Recently, many researchers have expressed concern about the chromosomal aberrations induced by various chemical substances. In industrial medicine, reports of occupational exposure to ionizing radiation, benzene, vinyl chloride monomer and lead, cadmium, mercury and other heavy metals