基于PTP1B探讨芪术抗癌方调控同、异源黏附串扰抑制结肠癌转移的作用机制

R285.5; 目的 探讨芪术抗癌方调控同、异源黏附串扰关键蛋白蛋白酪氨酸磷酸酶1B(PTP1B)抑制结肠癌转移的作用机制.方法 制备空白血清及芪术抗癌方含药血清.采用液质联用技术分析芪术抗癌方含药血清的有效化学成分.通过质粒转染,体外构建HCT116细胞的PTP1B过表达模型(OE-PTP1B HCT116).CCK-8法检测OE-PTP1B HCT116存活率后选择20%空白血清及5%、10%、20%芪术抗癌方含药血清.采用划痕实验、transwell实验和黏附实验分别检测细胞迁移、侵袭及黏附情况,采用蛋白质印迹法检测PTP1B、黏着斑蛋白(vinculin)、E-钙黏蛋白(E-cadhe...

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Published in北京中医药大学学报 Vol. 47; no. 2; pp. 249 - 259
Main Authors 万林鹭, 梁研, 孙若岚, 梁众擎, 殷启航, 王旭, 赵凡, 唐德才
Format Journal Article
LanguageChinese
Published 南京中医药大学中医学院·中西医结合学院 南京 210023 01.02.2024
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ISSN1006-2157
DOI10.3969/j.issn.1006-2157.2024.02.012

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Abstract R285.5; 目的 探讨芪术抗癌方调控同、异源黏附串扰关键蛋白蛋白酪氨酸磷酸酶1B(PTP1B)抑制结肠癌转移的作用机制.方法 制备空白血清及芪术抗癌方含药血清.采用液质联用技术分析芪术抗癌方含药血清的有效化学成分.通过质粒转染,体外构建HCT116细胞的PTP1B过表达模型(OE-PTP1B HCT116).CCK-8法检测OE-PTP1B HCT116存活率后选择20%空白血清及5%、10%、20%芪术抗癌方含药血清.采用划痕实验、transwell实验和黏附实验分别检测细胞迁移、侵袭及黏附情况,采用蛋白质印迹法检测PTP1B、黏着斑蛋白(vinculin)、E-钙黏蛋白(E-cadherin)、整合素αν 亚单位(integrin αν subunit)、整合素 β3亚单位(integrin β3 subunit)蛋白表达水平.结果 液质联用分析得到芪术抗癌方含药血清中12个主要有效化学成分,含量最高的是毛蕊异黄酮苷.OE-PTP1B HCT116细胞PTP1B、vinculin蛋白表达升高(均P<0.05),表明模型构建成功.与空白血清组比较,不同体积分数的芪术抗癌方含药血清组存活率降低(均P<0.05).与空白血清组比较,10%、20%芪术抗癌方含药血清组伤口愈合率下降,各芪术抗癌方含药血清组侵袭细胞数均减少,各芪术抗癌方含药血清组黏附在细胞上的HCT116细胞数量均增加、黏附在基质凝胶上的HCT116细胞数量减少;与空白血清组比较,20%芪术抗癌方含药血清组E-cadherin蛋白表达水平升高(均P<0.05),PTP1B、vinculin、integrin αν subunit、integrin β3 subunit蛋白表达降低.结论 芪术抗癌方抑制结肠癌转移的作用机制可能与通过调控以PTP1B为核心介导的同、异源黏附串扰有关.
AbstractList R285.5; 目的 探讨芪术抗癌方调控同、异源黏附串扰关键蛋白蛋白酪氨酸磷酸酶1B(PTP1B)抑制结肠癌转移的作用机制.方法 制备空白血清及芪术抗癌方含药血清.采用液质联用技术分析芪术抗癌方含药血清的有效化学成分.通过质粒转染,体外构建HCT116细胞的PTP1B过表达模型(OE-PTP1B HCT116).CCK-8法检测OE-PTP1B HCT116存活率后选择20%空白血清及5%、10%、20%芪术抗癌方含药血清.采用划痕实验、transwell实验和黏附实验分别检测细胞迁移、侵袭及黏附情况,采用蛋白质印迹法检测PTP1B、黏着斑蛋白(vinculin)、E-钙黏蛋白(E-cadherin)、整合素αν 亚单位(integrin αν subunit)、整合素 β3亚单位(integrin β3 subunit)蛋白表达水平.结果 液质联用分析得到芪术抗癌方含药血清中12个主要有效化学成分,含量最高的是毛蕊异黄酮苷.OE-PTP1B HCT116细胞PTP1B、vinculin蛋白表达升高(均P<0.05),表明模型构建成功.与空白血清组比较,不同体积分数的芪术抗癌方含药血清组存活率降低(均P<0.05).与空白血清组比较,10%、20%芪术抗癌方含药血清组伤口愈合率下降,各芪术抗癌方含药血清组侵袭细胞数均减少,各芪术抗癌方含药血清组黏附在细胞上的HCT116细胞数量均增加、黏附在基质凝胶上的HCT116细胞数量减少;与空白血清组比较,20%芪术抗癌方含药血清组E-cadherin蛋白表达水平升高(均P<0.05),PTP1B、vinculin、integrin αν subunit、integrin β3 subunit蛋白表达降低.结论 芪术抗癌方抑制结肠癌转移的作用机制可能与通过调控以PTP1B为核心介导的同、异源黏附串扰有关.
Author 孙若岚
梁众擎
王旭
殷启航
赵凡
唐德才
梁研
万林鹭
AuthorAffiliation 南京中医药大学中医学院·中西医结合学院 南京 210023
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Author_FL WAN Linlu
ZHAO Fan
YIN Qihang
TANG Decai
SUN Ruolan
LIANG Yan
LIANG Zhongqing
WANG Xu
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DocumentTitle_FL Exploring the regulation of homo-heterologous adhesion crosstalk by Qizhu Kangai Formula based on PTP1B research on the mechanism of inhibiting colon cancer metastasis
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Keywords 蛋白酪氨酸磷酸酶1B
异源黏附
大鼠
heterogenous adhesion
结肠癌
protein tyrosine phosphatase 1B
colon cancer
homologous adhesion
rats
芪术抗癌方
同源黏附
Qizhu Kangai Formula
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PublicationTitle 北京中医药大学学报
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StartPage 249
Title 基于PTP1B探讨芪术抗癌方调控同、异源黏附串扰抑制结肠癌转移的作用机制
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