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肺癌组织和患者体液中P_(21)~(ras)表达的初步研究
引用本文:林晞,舒煦,孙泽芳,赵建升,孙芝琳. 肺癌组织和患者体液中P_(21)~(ras)表达的初步研究[J]. 四川大学学报(医学版), 1993, 0(3)
作者姓名:林晞  舒煦  孙泽芳  赵建升  孙芝琳
作者单位:华西医科大学生物化学教研室(林晞,孙泽芳,赵建升),四川省肿瘤研究所(舒煦),华西医科大学生物化学教研室(孙芝琳)
基金项目:国家“七五”科技攻关资助
摘    要:
作者首次利用水平式板状凝胶电泳分离蛋白质,不经过Western转移电泳,直接用抗P~(ras)_(21)单克隆抗体在凝胶上进行酶联免疫分析,研究了人肺癌组织及患者体液中P~(ras)_(21)的表达情况。9例肺癌中8例有P~(ras)_(21)表达,其中4例明显高于正常肺;18例肺癌患者血清和2例胸水中没有检查到P~(ras)_(21)。

关 键 词:肺癌  P_(21)ras十二烷基硫酸钠—聚丙烯酰胺凝胶电泳  酶联免疫  基因表达

A Study on P_(12)~(ras) in Human Lung Cancer and Body Fluid of Cancer Patients
Lin Xi,Shu Xu,Sun Zefang,Zhao Jiansheng,Sun Zhilin. A Study on P_(12)~(ras) in Human Lung Cancer and Body Fluid of Cancer Patients[J]. Journal of Sichuan University. Medical science edition, 1993, 0(3)
Authors:Lin Xi  Shu Xu  Sun Zefang  Zhao Jiansheng  Sun Zhilin
Affiliation:Lin Xi;Shu Xu;Sun Zefang;Zhao Jiansheng;Sun Zhilin Department of Biochemistry
Abstract:
The McAb of anti-P_(12)~(ras) hasbeen used to screen 9 cases of human lungcancer tissues, 18 cases of samples and 2cases of hydrothorax samples of lung can-cer patients by means of PAGE-immuno-blots. The expression of ras gene wasfoundin 8 cases of human lung cancer amongwhich the expression of 4 cases was higherthan that of normal control. P_(12)~(ras) has not beendetected in serum and hydrothorax samplesof cancer patients. The present study indi-cated that there was P_(12)~(ras) in human lungcancer and normal control and the expres-sion level of ras gene in lung cancer wasrelated to the differentiation of cancer.
Keywords:Lung cancer  P_(12)~(ras)  SDS-PAGE  Enzyme-immunoblots  Gene expression
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