KMID : 0861020080230030119
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Korea Journal of Herbology 2008 Volume.23 No. 3 p.119 ~ p.125
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Inhibitory Effect of Extract of Teucrium veronicoides on the Production of Inflammatory Cytokines
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Bae Gi-Sang
Park Hee-Je Kim Do-Yun Seo Sang-Wan Park Kyung-Bae Kim Byung-Jin Song Je-Moon Lee Kyung-Yong Na Cheol Shin Byung-Cheul Park Sung-Joo Song Ho-Joon Hwang Sung-Yeon
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Abstract
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Objectives : The purpose of this paper was to investigate the anti-inflammatory effects of extract from Teucrium veronicoides (TV) on the RAW 264.7 cells.
Methods : To evaluate of anti-inflammatory of TV, we examined the cytokine productions on lipopolysacchride (LPS)-induced RAW 264.7 cells and also inhibitory mechanisms using Western blot. Furthermore, We examined LPS-nduced endotoxin shock.
Results : 1. Extract from TV itself does not have any cytotoxic effect. 2. Extract from TV reduced LPS-induced Nitric oxide (NO),interleukin (IL)-1b, IL-6 and IL-10, tumor necrosis factor-a (TNF-a) production in RAW 264.7 cells. 3. TV inhibited the activation of mitogen-activated protein kinases (MAPKs) such as p38, extracelluar signal-regulated kinase (ERK 1/2) and c-Jun NH2-terminal kinase (JNK) and also the degradation of inhibitory kappa B a (Ik-Ba) in the LPS-stimulated RAW 264.7 cells. 3. TV slightly increased the duration of survival after LPS-induced endotoxin shock.
Conclusions : TV down-regulated LPS-induced NO and cytokines production, which could provide a clinical basis for anti-inflammatory properties of TV.
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KEYWORD
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Teucrium veronicoides, TV, Lipopolysaccharide, LPS, inflammation
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