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子宫内膜样癌中KIFC1的表达及临床意义

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目的 探讨驱动蛋白家族成员C1(KIFC1)在子宫内膜样癌中的表达与其临床病理特征和患者预后的相关性.方法 采用免疫组化SP法检测30例癌旁正常子宫内膜组织和95例子宫内膜样癌组织中KIFC1的表达;应用qRT-PCR和Western blot法检测30对新鲜癌组织和相邻非癌组织中KIFC1 mRNA和蛋白表达;利用TCGA数据库分析KIFC1的表达与子宫内膜样癌患者生存期的关系;分析其临床病理特征并复习相关文献.结果 KIFC1在子宫内膜样癌组织中的阳性率(61.05%)显著高于癌旁正常子宫内膜组织(13.33%),差异有统计学意义(P<0.05);KIFC1表达与子宫内膜样癌肌层浸润深度、FIGO分期和淋巴结转移均相关(P均<0.05).qRT-PCR结果显示,子宫内膜样癌中KIFC1 mRNA相对表达量(2.99±0.59)显著高于癌旁正常子宫内膜组织(1.00±0.29,P<0.05).Western blot结果显示,子宫内膜样癌中KIFC1蛋白相对表达量(1.70± 0.36)显著高于癌旁正常子宫内膜组织(0.72±0.17,P<0.05).生存分析发现,子宫内膜样癌中 KIFC1阳性患者生存期明显低于阴性患者(P<0.05).结论 KIFC1在子宫内膜样癌中表达上调与患者不良预后相关,提示其可能成为子宫内膜样癌潜在的治疗靶点和预后评估指标.
Expression and clinical significance of KIFC1 in endometrioid carcinoma
Purpose The aim of this study is to investigate the relationship between the expression of kinesin family member C1(KIFC1)in endometrioid carcinoma and clinicopathological features and prognosis of endometrioid carcinoma patients.Methods The expression of KIFC1 in 30 cases of paracancer-ous endometrium and 95 cases of endometrioid carcinoma was detected by immunohistochemical SP method.qRT-PCR and Western blot were used to detect the expression level of mRNA and protein of KIFC1 in 30 pairs of fresh cancer tissues and ad-jacent non-cancer tissues.Furthermore,the relationship between KIFC1 protein expression and survival time was analyzed by TC-GA database,and their clinicopathologic features were analyzed.Results The immunohistochemistry results showed the positive rate of KIFC1 in endometrioid carcinoma(61.05%)was signifi-cantly higher than that in the neighboring noncancerous tissue(13.33%),and the difference was statistically significant(P<0.05).The expression of KIFC1 was correlated with myometrial invasion,FIGO stage and lymphatic metastasis(all P<0.05).The relative expression of KIFC1 mRNA in endometrioid carci-noma(2.99±0.59)was significantly higher than that in the neighboring noncancerous tissue(1.00±0.29),and there was significant difference(P<0.05).The relative expression of KIFC1 protein in endometrioid carcinoma(1.70±0.36)was significantly higher than that in the neighboring noncancerous tissue(0.72±0.17),and there was significant difference(P<0.05).Furthermore,elevated KIFC1 expression was positive-ly correlated with a poorer prognosis.Conclusion KIFC1 is upregulated in endometrioid carcinoma and associated with poor prognosis of patients,KIFC1 was expected to be a potential ther-apeutic target and prognostic indicator for endometrioid carcino-ma.

uterus neoplasmendometrioid carcinomaKIFC1clinicopathological featuresprognosis

邓涛、温媛媛、何慧、钱立勇

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浙江省舟山医院病理诊断中心,舟山 316021

子宫肿瘤 子宫内膜样癌 KIFC1 临床病理特征 预后

2024

临床与实验病理学杂志
安徽医科大学,中华医学会安徽分会

临床与实验病理学杂志

CSTPCD北大核心
影响因子:0.776
ISSN:1001-7399
年,卷(期):2024.40(3)
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