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肺癌对人类健康的危害日益严重 ,最新统计表明 :全球每年约有 77万男性和 2 6 5万女性被确诊为肺癌。目前 ,肺癌病死率上升幅度居各类肿瘤之首。中国的肺癌发病率在全球恶性肿瘤中所排的位次已由 70年代的第 4位上升到第1位。与致癌有关的基因可分为三大类 :癌基因、DNA修
Lung cancer is increasingly harmful to human health. The latest statistics show that approximately 770,000 men and 265,000 women are diagnosed with lung cancer each year in the world. At present, the rate of increase in lung cancer mortality ranks first among all types of cancer. The incidence of lung cancer in China ranks among the global malignancies from the 4th in the 1970s to the 1st. Genes related to carcinogenesis can be divided into three major categories: Oncogene, DNA repair