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肺癌相关抗原3C9Ag及WLA—Ag1联合检测的价值
引用本文:白雪峰 王登顺. 肺癌相关抗原3C9Ag及WLA—Ag1联合检测的价值[J]. 中国肿瘤临床, 1994, 21(10): 752-756
作者姓名:白雪峰 王登顺
作者单位:第三军医大学新桥医院呼吸中心!重庆市630037(白雪峰,郭先健,毛宝龄,刘金清,李淑平),北京514医院肿瘤研究室(王登顺)
摘    要:采用单克隆抗体BA—ELISA结合抑制法,对肺癌血清中单克隆抗体3C_9及WLA-2C_4相关抗原3C_9Ag及WLA—Ag_1进行检测.研究发现:3C_9Ag诊断肺癌的敏感性为64.7%(66/102),特异性为93.0%,准确性为 82.5%.而 WLA—Ag_1相应值分别为50.0%(49/98),95.1%、73.1%.3C_9Ag与WLA—Ag_1在血清检测方面具有良好的互补性,二者血清浓度间无相关性,联合检测3C_9Ag及WLA—Ag_1,可使肺癌检出率提高至75%.研究还发现,3C_9Ag对监测肿瘤负荷变化及手术后的动态变化可能具有重要意义.

关 键 词:肺肿瘤  肿瘤标志物  单克隆抗体

The Value of Combined Assay of Serum Lung Cancer Associated Antigens 3C_9Ag and WLA-Ag_1
Bai Xue-Feng et al. The Value of Combined Assay of Serum Lung Cancer Associated Antigens 3C_9Ag and WLA-Ag_1[J]. Chinese Journal of Clinical Oncology, 1994, 21(10): 752-756
Authors:Bai Xue-Feng et al
Affiliation:Bai Xue-Feng et alDepartment of Respiratory Diseases,Xinqiao Hospital,3rd Military Medical College,Chongqing
Abstract:Using the method of BA-ELISA immunobinding inhibition test, the McAbs 3C9 and WLA-2C4 against antigens 3C9Ag and WLA-Ag1 were detected in sera of 102 lung cancer(LC) patients,96 normal adults and 76 lung benign diseases patients. It was found that the sensitivity, specificity and accuracy for 3C9Ag in the diagnosis of LC were 64. 7%(66/102),93. 0% and 82. 5% while for WLA-Ag1 they were 50. 0%(49/98), 95. 1% and 73. 1% respectively. WLA-Ag1 seemed to be a complement to 3C9Ag in LC diagnosis ,and combined assay of 3C9Ag and WLA-Agi could, increase the positive rate to 75%. It was also found that serum 3C9Ag would be of great importance in the surveillance of tumor burden changes in vivo and in the surveillance post-operatively. Serum WLA-Ag1 changes after operation could be of some importance as well.
Keywords:Lung neoplasms Tumor markers Monoclonal antibodies
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