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一磷酸腺苷活化蛋白激酶对环氧合酶-2表达与5氟-尿嘧啶治疗结肠癌敏感性的关系
被引:4
作者
:
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机构:
陈琦
[
1
]
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机构:
梁后杰
[
1
]
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机构:
邹岚
[
1
]
论文数:
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朱江
[
2
]
机构
:
[1]
第三军医大学西南医院肿瘤科
[2]
第三军医大学西南医院病理科
来源
:
实用医院临床杂志
|
2008年
/ 03期
关键词
:
一磷酸腺苷活化蛋白激酶;
环氧合酶-2;
5氟-尿嘧啶;
结肠癌,化疗敏感性;
D O I
:
暂无
中图分类号
:
R735.35 [];
学科分类号
:
摘要
:
目的探讨一磷酸腺苷活化蛋白激酶(AMPK)对环氧合酶-2(COX-2)蛋白表达及结肠癌5-氟尿嘧啶(5-Fu)化疗敏感性的影响。方法选用HT-29结肠癌细胞株,按照HT-29细胞的培养液不同,分为空白对照组(常规培养)、5-Fu培养组、5-氨基咪唑-4-甲酰胺核苷酸(AICAR)培养组、5-Fu+AICAR培养组。用western blot法测定各组中P-ACC和COX-2的表达,并分别于培养6、12、24小时分析5-Fu培养组和5-Fu+AICAR培养组中P-ACC和COX-2的表达水平的变化;用MTT法检测12、24、48小时各组细胞的存活率。结果5-Fu组作用后COX-2蛋白上调,AICAR致P-ACC表达后,可下调COX-2蛋白的表达;5-Fu联合AICAR可降低细胞存活率。结论AMPK的激活可能下调COX-2表达,并可能提高以5-Fu治疗为基础的结肠癌化疗敏感性。
引用
收藏
页码:56 / 58
页数:3
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共 4 条
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Intracellularly transported adenosine induces apoptosis in HuH-7 human hepatoma cells by downregulating c-FLIP expression causing caspase-3/-8 activation
[J].
Yang, Dongqin
论文数:
0
引用数:
0
h-index:
0
机构:
Hyogo Med Univ, Dept Physiol, Nishinomiya, Hyogo 6638501, Japan
Hyogo Med Univ, Dept Physiol, Nishinomiya, Hyogo 6638501, Japan
Yang, Dongqin
;
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0
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Hyogo Med Univ, Dept Physiol, Nishinomiya, Hyogo 6638501, Japan
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BIOCHEMICAL PHARMACOLOGY,
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Shaw, Reuben J.
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Salk Inst Biol Studies, Dulbecco Ctr Canc Res, La Jolla, CA 92037 USA
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(06)
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[J].
Yamauchi, T
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(01)
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BIOCHEMICAL AND BIOPHYSICAL RESEARCH COMMUNICATIONS,
1999,
265
(01)
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←
1
→