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遗传因素在致癌中的作用及预防对策———ＵＤＳ法的建立大连市肿瘤研究所（１１６０３３）孙桂训生活在相同环境中癌症的发病机率有很大差异，这一事实表明每个人的遗传背景不同，对癌的易感性也不同，而易感性本质与ＤＮＡ有密切相关。我国幅员辽阔，癌高发区的覆盖面积...
The role of genetic factors in carcinogenesis and preventive measures --- establishment of UDS method Dalian Cancer Research Institute (116033) Sun Guixun The difference in the incidence of cancer in the same environment, the fact that everyone has a different genetic background The susceptibility to cancer is also different, and the nature of susceptibility is closely related to DNA. China has a vast area with high cancer coverage area...