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A Key Role of microRNA-29b for the Suppression of Colon Cancer Cell Migration by American Ginseng
被引:48
作者:
Poudyal, Deepak
[1
]
Cui, Xiangli
[1
,2
]
Le, Phuong Mai
[3
]
Hofseth, Anne B.
[1
]
Windust, Anthony
[3
]
Nagarkatti, Mitzi
[4
]
Nagarkatti, Prakash S.
[4
]
Schetter, Aaron J.
[5
]
Harris, Curtis C.
[5
]
Hofseth, Lorne J.
[1
]
机构:
[1] Univ S Carolina, Dept Drug Discovery & Biomed Sci, South Carolina Coll Pharm, Columbia, SC 29208 USA
[2] Shanxi Med Univ, Taiyuan, Shanxi, Peoples R China
[3] Natl Res Council Canada, Inst Natl Measurement Stand, Ottawa, ON K1A 0R6, Canada
[4] Univ S Carolina, Sch Med, Columbia, SC USA
[5] NCI, Human Carcinogenesis Lab, Ctr Canc Res, NIH, Bethesda, MD 20892 USA
来源:
关键词:
MATRIX METALLOPROTEINASES;
GENE-EXPRESSION;
COLORECTAL-CANCER;
TUMOR INVASION;
LUNG-CANCER;
METASTASIS;
MMP-9;
MATRIX-METALLOPROTEINASE-7;
GINSENOSIDE-RB2;
PROLIFERATION;
D O I:
10.1371/journal.pone.0075034
中图分类号:
O [数理科学和化学];
P [天文学、地球科学];
Q [生物科学];
N [自然科学总论];
学科分类号:
07 ;
0710 ;
09 ;
摘要:
Metastasis of colon cancer cells increases the risk of colon cancer mortality. We have recently shown that American ginseng prevents colon cancer, and a Hexane extract of American Ginseng (HAG) has particularly potent anti-inflammatory and anticancer properties. Dysregulated microRNA (miR) expression has been observed in several disease conditions including colon cancer. Using global miR expression profiling, we observed increased miR-29b in colon cancer cells following exposure to HAG. Since miR-29b plays a role in regulating the migration of cancer cells, we hypothesized that HAG induces miR-29b expression to target matrix metalloproteinase-2 (MMP-2) thereby suppressing the migration of colon cancer cells. Results are consistent with this hypothesis. Our study supports the understanding that targeting MMP-2 by miR-29b is a mechanism by which HAG suppresses the migration of colon cancer cells.
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页数:9
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