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Notchl、P21^WAF1/Cip1及活化caspase3在肝细胞癌中表达的相关性
引用本文:王芳,罗洪英,郭慧. Notchl、P21^WAF1/Cip1及活化caspase3在肝细胞癌中表达的相关性[J]. 实用预防医学, 2010, 17(1): 44-46
作者姓名:王芳  罗洪英  郭慧
作者单位:1. 长沙民政职业技术学院康复医学系,湖南,长沙,410004
2. 湖南省肿瘤医院病理科
摘    要:
目的研究Notct/1、P21^WAF1/Cip1及活化caspase3在肝细胞癌中表达的相关性。方法利用免疫组织化学检测60例肝细胞癌(HCC)和15例正常肝组织中Notchl、P21^WAF1/Cip1及活化caspase3的表达。结果HCA2中Notch1、P21^WAF1/Cip1及活化caspase3的阳性率和阳性表达强度显著低于正常肝组织(P〈0.01);Notch1、P21^WAF1/Cip1及活化caspase3的表达强度与HCC分级和肿瘤大小密切相关,肿瘤分化愈差和肿瘤直径愈大,3种蛋白表达愈弱(P〈0.01);在HCC中,P21^WAF1/Cip1和活化caspase3的表达强度与Notch1表达强度呈显著正相关(r分别为0.76和0.71)。结论提示Notch1信号通路可能是通过影响细胞周期和细胞凋亡在HCA2发生发展过程中发挥负性调控作用。

关 键 词:肝细胞癌  Notchl  细胞周期  凋亡

Correlation Among Expression of Notch1,P21~(WAF1/Cip1) and Activated Caspase3 in Hepatocellular Carcinoma
WANG Fang,LUO Hong-ying,GUO Hui. Correlation Among Expression of Notch1,P21~(WAF1/Cip1) and Activated Caspase3 in Hepatocellular Carcinoma[J]. Practical Preventive Medicine, 2010, 17(1): 44-46
Authors:WANG Fang  LUO Hong-ying  GUO Hui
Affiliation:WANG Fang,LUO Hong-ying,GUO Hui(Department of Rehabilitation Medicine,Changsha Social Work College,Changsha 410004,Hunan)
Abstract:
Objective To study the correlation among the expression of Notch1,P21WAF1/Cip1,and activated caspase3 in hepatocellular carcinoma. Methods Immunohistochemistry was used to detect the expression of Notch1,P21WAF1/Cip1,and activated caspase3 in 60 cases of hepatocellular carcinoma(HCC) and 15 cases of normal liver tissue. Results The positive expression rates and intensities of Notch1,P21WAF1/Cip1,and activated caspase3 in HCC were significantly lower than those in normal liver tissues(P<0.01).The expression ...
Keywords:Notch1
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