• Title/Summary/Keyword: anti-oxidant activitie

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The Experimental Study on Anti-oxidant and Anti-inflammatory Effect of Sungyoutanggagambang(SYTG) (성유탕가감방(聖愈湯加減方)의 항염증(抗炎症) 및 항산화(抗酸化))

  • Kim, Eui-Il;Yoo, Dong-Youl
    • The Journal of Korean Obstetrics and Gynecology
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    • v.21 no.4
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    • pp.69-89
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    • 2008
  • Purpose: This study was performed to evaluate anti-oxidant activities and anti-inflammatory effects of Sungyoutanggagambang(SYTG). Methods: In the study of anti-oxidant activities. SYTG was investigated by DPPH radical scavenger activity. superoxide dismutase activity and superoxide anion radical scavenger activity. In the study of anti-inflammatory effects. SYTG was investigated using cultured cells and murine models. As for the parameters of inflammation. levels of several inflammatory cytokines and chemical mediators which are known to be related to inflammation were measured in mouse lung fibroblast cells(mLFCs) and RAW264.7 cells. Results: Prior to the experiment. we investigated the security of SYTG by measuring GOT and GPT in serum. 1. SYTG showed high antioxidant activity in a concentration-dependent degree by measured scavenging activity of DPPH free radical, superoxide dismutase and superoxide anion radical. 2. SYTG inhibited IL-1$\beta$, IL-6. TNF-$\alpha$, COX-2 and NOS-II mRNA expression as compared with the control group in a concentration-dependent degree in RAW264.7 cell line. 3. SYTG inhibited IL-1$\beta$, IL-6 production significantly at 100 ${\mu}g/ml$ and TNF-$\alpha$ production significantly at 50, 100 ${\mu}g/ml$ as compared with the control group in RA W264.7 cell line. 4. SYTG inhibited IL-1$\beta$, and IL-6 production significantly as compared with the control group in serum of acute inflammation-induced mice. and decreased IL-1$\beta$, IL-6 production in spleen tissue. and also decreased IL-1$\beta$, IL-6 production in liver tissue. Conclusion: These results suggest that SYTG can be useful in treating diverse female diseases caused by inflammation such as endometrosis, myoma, pelvic congestion. chronic cervicitis, chronic pelvic inflammatory disease and so on.

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Effects of Malvae Semen and Abutili Semen on Anti-oxidation Activities (동규자(冬葵子)와 경마자의 항산화(抗酸化) 효능(效能) 연구(硏究))

  • Choi, Jung-Woon;Seong, Nak-Sull;Lee, Young-Jong
    • The Korea Journal of Herbology
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    • v.21 no.4
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    • pp.159-170
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    • 2006
  • Objectives : Anti-oxidation activities of Malvae Semen and Abutili Semen were compared and evaluated. Methods : We tested the anti-oxidant effect through in vitro experiment and in vivo experiment that induced oxidative stress using ethanol. Results : 1. In the anti-oxidative activities of Malvae Semen and Abutili Semen they had high effects in case of the scavenging activitie of DPPH and superoxide anion radical, and inhibitory effect of linoleic acid oxidation. 2. Malvae Semen had large quantities of phenolic compound than Abutili Semen, but the anti-oxidative activity of Malvae Semen was weaker than that of Abutili Semen. 3. The anti-oxidative effect of Abutili Semen was more strong than that of Malvae Semen in the rat stressed by ethanol. Conclusion : Anti-oxidation activities of Abutili Semen were stronger than those of Malvae Semen. Therefore, the complementary usage of Malvae Semen and Abutili Semen can be considered.

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Antioxidant and Whitening Effects of Agrimonia pilosa Ledeb Water Extract (짚신나물 물 추출물의 항산화 활성 및 미백효과에 관한 연구)

  • Kim, Tae-Hyuk;Kim, Jeong-Mi;Baek, Jong-Mi;Kim, Tae-Woo;Kim, Dae-Jung;Park, Jeong-Hae;Choe, Myeon
    • Korean Journal of Medicinal Crop Science
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    • v.19 no.3
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    • pp.177-184
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    • 2011
  • This study was performed to assess the antioxidant activities and whitening effects of Agrimonia pilosa Ledeb on melanin synthesis. The whitening effects of Agrimonia pilosa Ledeb water extracts were examined by in vitro mushroom tyrosinase assay and B16BL6 melanoma cells. We assessed inhibitory effect of Agrimonia pilosa Ledeb water extract on expression of melanogenic enzyme proteins including tyrosinase, tyrosinase-related protein 1 (TRP-1) and tyrosinase-related protein 2 (TRP-2) in B16BL6 cells. Inhibitory effect of Agrimonia pilosa Ledeb onto free radical generation was determined by measuring DPPH and hydroxyl radical scavenging activitie. Our results indicated that Agrimonia pilosa Ledeb water extract effectively inhibited free radical generation. In DPPH and hydroxy radical scavenging activity, Agrimonia pilosa Ledeb water extract had a potent anti-oxidant activity in a dose-dependent manner. They significantly inhibited tyrosinase activity in vitro and in B16BL6 melanoma cells. Also, Agrimonia pilosa Ledeb suppressed the expression of tyrosinase in B16BL6 melanoma cells. These results show that Agrimonia pilosa Ledeb inhibited melanin production on the melanogenesis. The underlying mechanism of Agrimonia pilosa Ledeb on whitening activity may be due to the inhibition of tyrosinase activity. We suggest that Agrimonia pilosa Ledeb may be useful as new natural active ingredients for antioxidant and whitening cosmetics.