Abstract
Medicinal extracts of Cho-Deung-san and Uncaria sinensis Havil. (UR) have previously been shown to have inhibitory effects on migration of vascular smooth muscle cells (VSMC) and matrix metalloproteinase (MMP)-2/9 production, which play key roles in the development of atherosclerosis. In this study, we have more extensively investigated the inhibitory effect of UR on MMP-9 activity and TNF-α induced human aortic smooth muscle cells (HASMC) migration. The result from gelatin zymography showed that UR inhibited MMP-9 activity in a dose-dependent manner (IC50 = 55 μg/ml). In addition, UR strongly inhibited the migration of HASMC induced by TNF-α treatment (IC50 = 125 μg/ml), although it has very low cytotoxic effect on HASMC (IC50 > 500 μg/ml). These results suggest that UR is a potential anti-atherosclerotic agent through inhibition of MMP-9 activity and VSMC migration.
| Original language | English |
|---|---|
| Pages (from-to) | 218-222 |
| Number of pages | 5 |
| Journal | Environmental Toxicology and Pharmacology |
| Volume | 24 |
| Issue number | 3 |
| DOIs | |
| State | Published - Nov 2007 |
UN SDGs
This output contributes to the following UN Sustainable Development Goals (SDGs)
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SDG 3 Good Health and Well-being
Keywords
- Human aortic smooth muscle cells
- Matrix metalloproteinase-9
- Migration
- Uncaria sinensis
- Zymography
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