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走马胎提取物对胰腺癌的影响及作用机制

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目的 探究走马胎提取物对胰腺癌细胞PANC-1 增殖、迁移、侵袭和凋亡的影响及作用机制。方法 采用MTT法检测走马胎提取物对PANC-1 细胞增殖的影响,观察其对PANC-1 细胞形态的影响;设计划痕及Transwell迁移/侵袭实验检测其对PANC-1 细胞迁移和侵袭能力的影响;采用Western blot法检测其对癌细胞中相关蛋白p65、P-p65、Caspase-3、Caspase-9、Cleaved-Caspase-3、Cleaved-Caspase-9、Bcl-2 及Bax表达水平的影响。结果 走马胎提取物对PANC-1 细胞的增殖、迁移和侵袭具有抑制作用,能下调P-p65、Caspase-3、Caspase-9及Bcl-2 的蛋白表达水平,上调Cleaved-Caspase-3、Cleaved-Caspase-9、Bax的蛋白表达水平。结论 走马胎提取物能抑制PANC-1 细胞活性,其机制是通过抑制PANC-1 细胞的增殖、迁移与侵袭,上调Bax,下调Bcl-2,抑制p65 的磷酸化,促进Caspase-3、Caspase-9 的激活以诱导PANC-1 细胞凋亡,而发挥抗胰腺癌作用。
Effects and mechanism of Ardisia gigantisfolia extract on pancreatic cancer
Objective To observe the effect of Ardisia gigantisfolia extract on the proliferation,migration,invasion and apoptosis of pancreatic cancer cell line PANC-1 cells and explore its mechanism.Methods The MTT assay was used to test the proliferation of PANC-1 cells.The morphological change of PANC-1 cells was observed.Scratch and Transwell migration/invasion assays were performed to test the migration and invasion abilities of PANC-1 cells.Western blot analysis was conducted to examine the levels of protein expressions of p65,P-p65,Caspase-3,Caspase-9,Cleaved-Caspase-3,Cleaved-Caspase-9,Bcl-2,and Bax in PANC-1 cells.Results The proliferation,migration,and invasion of PANC-1 cells were inhibited by Ardisia gigantisfolia extract.The protein expression levels of P-p65,Caspase-3,Caspase-9 and Bcl-2 in PANC-1 cells were down-regulated by Ardisia gigantisfolia extract.The protein expressions of Cleaved-Caspase-3,Cleaved-Caspase-9 and Bax in PANC-1 cells were up-regulated by Ardisia gigantisfolia extract.Conclusion Ardisia gigantisfolia extract inhibits the proliferation,migration and invasion of PANC-1 cells,which the mechanism may be related to the upregulation of Bax,downregulation of Bcl-2,inhibition of p65 phosphorylation,promotion of Caspase-3 and Caspase-9 activation,and induction of apoptosis in PANC-1 cells induced by Ardisia gigantisfolia extract.

Ardisia gigantifolia extractpancreatic cancerproliferationmigration and invasionapoptosis

黄志强、顾生玖、金家民、杨苗、刘昊、朱开梅

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桂林医学院药学院,桂林 541199

走马胎提取物 胰腺癌 增殖 迁移与侵袭 凋亡

中央引导地方科技发展资金项目广西壮族自治区科技重大专项桂林市科学研究与技术开发计划桂林市科学研究与技术开发计划桂林市科学研究与技术开发计划广西肿瘤免疫与微环境调控重点实验室开放基金

ZY20230102桂科AA2209602020210202-12020011203-12020011203-22022KF005

2024

华夏医学
桂林医学院

华夏医学

影响因子:0.569
ISSN:1008-2409
年,卷(期):2024.37(2)
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