对6株NSCLC细胞株及HBEpiC proximal promoter区基本转录元件区(-165到-75)进行DNA测序发现7个样本DNA序列均无遗传突变。核酸序列(图 2)与Genbank中TGFBR3基因(GeneID: 7049)序列一致。. The gene discussed is TGFBR3; the disease is non-small cell lung carcinoma.