KMID : 0370220080520040259
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Yakhak Hoeji 2008 Volume.52 No. 4 p.259 ~ p.263
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Inhibition of Nitric Oxide Production by the Extracts of Hibiscus manihot
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Park Eun-Young
Yang Ki-Sook
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Abstract
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Anti-inflammatory activity of the extracts of Hibiscus manihot was investigated through the evaluation of its inhibitory effect on the production of inflammatory biomarkers (i-NOS, COX-2) in RAW264.7 murine macrophage cells. Among the sequential solvent fractions (hexane, dichloromethane, ethyl acetate, n-butanol and water), the fractions of dichloromethane (1 ¥ìg/ml) and ethyl acetate (5 ¥ìg/ml) showed potential inhibitory activities on i-NOS and COX-2 activity in RAW264.7 cells. These results suggest that Hibiscus manihot might have an anti-inflammatory activity through the suppression of inflammatory markers
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KEYWORD
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Hibiscus manihot, i-NOS, COX-2, RAW264.7 cells
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