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消化道恶性肿瘤患者CD4^+ CD25^+ Treg的检测及意义
引用本文:华军,魏云玉.消化道恶性肿瘤患者CD4^+ CD25^+ Treg的检测及意义[J].放射免疫学杂志,2010,23(5):553-555.
作者姓名:华军  魏云玉
作者单位:1. 南京医科大学附属无锡市第二人民医院胸外科,214002
2. 南京医科大学附属无锡市第二人民医院中心实验室,214002
摘    要:目的:探讨消化道恶性肿瘤患者外周血CD4^+ CD25^+调节性T细胞(Regulatory T cell,Treg)水平的特点及其临床意义。方法:采用流式细胞术对60例消化道恶性肿瘤患者与30名健康体检者的外周血CD4^+ CD25^+Treg水平进行检测。结果:消化道恶性肿瘤外周血CD4^+ CD25^+ Treg占总T细胞7.16%±3.37%,与对照组CD4^+ CD25^+ Treg4.52%±1.76%比较有显著性差异(P〈0.05)。结论:恶性肿瘤患者外周血CD4^+ CD25^+Treg水平的升高,与恶性肿瘤免疫功能低下及肿瘤的发生、发展密切相关。

关 键 词:消化道恶性肿瘤  CD4^+  CD25^+调节性T细胞  流式细胞术

Peripheral Blood CD4+CD25+ Regulatory Cells in Patients with Gastrointestinal and Hepatic Cancer
Hua Jun,Wei Yun-yu.Peripheral Blood CD4+CD25+ Regulatory Cells in Patients with Gastrointestinal and Hepatic Cancer[J].Journal of Radioimmanology,2010,23(5):553-555.
Authors:Hua Jun  Wei Yun-yu
Institution:Department of Thoracic Surgery,Wuxi Second People’s Hospital,Wuxi (214002),China 2 Central Laboratory,Wuxi Second People’s Hospital,Wuxi (214002),China
Abstract:Objective To study the proportion of peripheral blood CD4^+ CD25^+ regulatory T cells in patients with gastrointestinal and hepatic cancer.Methods CD4^+ CD25^+ Treg cells in peripheral blood were determined with flow cytometry in 60 patients with various kinds of carcinoma (esophageal,n =18 gastric n =17 colonic n =15 hepatic n =10) and 30 controls.Results The proportion of CD4^+ CD25^+ in the peripheral blood of cancer patients was significantly higher than that in the controls.Conclusion The relative increase in CD4^+ CD25^+ regulatory T cells may give rise to immunosupression and tumor progression in patients with malignancies.
Keywords:gastrointestinal cancer  CD4^+ CD25^+ regulatory T cells  flow cytometry
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