SALL4在肝癌中的表达及其对预后的影响

目的 检测人类婆罗双树样基因4(SALL4)在肝癌中的表达情况,探讨SALL4表达与原发性肝细胞癌(HCC)患者预后的相关性。方法 应用免疫组织化学法检测60例石蜡HCC标本及其中32例癌旁组织标本SALL4蛋白的表达,分析其与HCC患者临床病理学资料及预后的关系;采用荧光定量RT-PCR、Western blot法,分别检测23例新鲜HCC及癌旁肝组织中SALL4mRNA和蛋白的相对含量。结果 HCC组织中SALL4蛋白的表达率(81.67%,49/60)显著高于癌旁组织(6.25%,2/32),差异有统计学意义(χ~2=48.047,P〈0.01);SALL4蛋白在HCC中的表达与甲胎蛋白...

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Published in西安交通大学学报(医学版) Vol. 37; no. 1; pp. 113 - 117
Main Author 王亚婷 何彩霞 卢振辉 王琦 杨少奇 李洋
Format Journal Article
LanguageChinese
Published 宁夏医科大学,宁夏银川,750004%宁夏医科大学总医院肝胆外科,宁夏银川,750004%宁夏医科大学总医院消化内科,宁夏银川,750004%宁夏吴忠新区医院,宁夏银川,751100 2016
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Summary:目的 检测人类婆罗双树样基因4(SALL4)在肝癌中的表达情况,探讨SALL4表达与原发性肝细胞癌(HCC)患者预后的相关性。方法 应用免疫组织化学法检测60例石蜡HCC标本及其中32例癌旁组织标本SALL4蛋白的表达,分析其与HCC患者临床病理学资料及预后的关系;采用荧光定量RT-PCR、Western blot法,分别检测23例新鲜HCC及癌旁肝组织中SALL4mRNA和蛋白的相对含量。结果 HCC组织中SALL4蛋白的表达率(81.67%,49/60)显著高于癌旁组织(6.25%,2/32),差异有统计学意义(χ~2=48.047,P〈0.01);SALL4蛋白在HCC中的表达与甲胎蛋白水平有关(P〈0.05);SALL4高表达和低表达组患者的平均生存时间分别为(26.20±2.37、34.05±1.26)个月,SALL4高表达组患者的1、3年生存率(75.9%、55.2%)显著低于SALL4低表达组1、3年生存率(95.0%、85.0%,χ~2=5.044,P〈0.05)。肝癌及癌旁组织的SALL4mRNA的相对量分别为14.80±8.62、0.17±0.13,两组比较差异有统计学意义(t=8.14,P〈0.01)。Western blot检测结果显示,SALL4蛋白在HCC中的相对量为0.354±0.103。癌旁组织中几乎不表达。结论 SALL4表达与肝癌患者预后密切相关,可作为肝癌患者判断预后的预测指标。
Bibliography:Objective To evaluate the expression of human spalt-like transcription factor 4 (SALL4) in hepatocellular carcinoma (HCC) and its relationship with the prognosis of primary HCC. Methods Immunohistochemical method was used to detect SALL4 protein expression in 60 cases of HCC paraffin specimens and 32 cases of corresponding paracarcinoma tissue paraffin specimens. We explored the relationship of SALL4 expression with the patients' clinicopathological data and the prognosis of HCC. Meanwhile, fluorescence quantitative reverse transcription polymerase chain reaction (FQ-RT-PCR) and Western blot were used to detect SALL4 expression in another 23 pairs of tumors and matched peritumoral samples of HCC with radical resection. Results The high expression rate of SALL4 protein (81.67%, 49/60) in HCC tissues was higher than that in paracarcinoma tissues (6.25%, 2/32), with a significant difference ( x2 = 48. 047, P〈0.01). The expression of SALL4 in HCC was correlated with AFP (P 〈 0. 05). The average survival time for
ISSN:1671-8259
DOI:10.7652/jdyxb201601022