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外周血CEAmRNA与胃癌转移关系的研究

Study of the relationship between CEA mRNA in pevipheral blood and transfer of stomach cancer
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摘要 目的 通过外周血CEAmRNA的检测 ,探讨其与胃癌的关系。方法 采用逆转录多聚酶链反应 (RT -PCR)、巢式RT -PCR技术癌胚抗原信使核糖核酸 (CEAmRNA)为胃癌微转移的靶RNA ,检测外周血CEAmRNA。结果 阳性外周血CEAmRNA与胃癌细胞株CEAcDNA序列完全符合 ,正常人血中均未检出 ,有远处转移组外周血CEAmRNA的阳性率 (86 7% ) ,显著高于无远处转移组 (4 5 9% )。结论 外周血CEAmRNA是反映胃癌血源性播散的灵敏指标 ,使肿瘤微转移的早期诊断成为可能 ,为判断病情、指导治疗提供了较可靠的客观依据。
作者 刘金明 赵挺
机构地区 浙江省人民医院
出处 《浙江实用医学》 2004年第6期385-386,395,共3页 Zhejiang Practical Medicine
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