KMID : 1101320110430030098
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Korean Journal of Clinical Laboratory Science 2011 Volume.43 No. 3 p.98 ~ p.104
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A Study on the Physioactivities of Salicornia herbacea L. Grown in Sunchon Bay on Cell Viability and Antioxidative Effect in Cultured C6 Glioma Cells
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Seo Young-Mi
Park Seung-Taeck Jekal Seung-Joo Kim Shin-Moo Rim Yo-Sup
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Abstract
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To evaluate the physioactivity of Salicornia herbacea L. (SH), which are obtained from Sunchon bay as wild plants, an SH extract was prepared by freeze drying to obtain SH, and by cold drying to obtain SH. For the evaluation of their bioactivities, cell viability and antioxidative effect were measured. The XTT assay was adopted to measure cell viability after C6 glioma cells were treated with various concentrations of reactive oxygen species (ROS) and hydrogen peroxide (H2O2) for 8 hours. The DPPH-radical scavenging activity was also measured for the antioxidative effect. In this study, the XTT50 value of H2O2 was determined at 30 ¥ìM which was highly toxic based on the cytotoxic criteria by Borenfreund and Puerner. The protective effect of SH extract significantly increased cell viability compared with H2O2-treated group. Its antioxidative effect showed a significant DPPH-radical scavenging activity at concentrations of 1-100 ¥ìg/mL, while SH extract showed highly a DPPH-radical scavenging activity at only 100 ¥ìg/mL. From these results, H2O2 was highly toxic in cultured C6 glioma cells, and SH extract was effective in the prevention of cell damage by its antioxidative effect.
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KEYWORD
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Hydrogen peroxide, Cell viability, DPPH-radical scavenging activity
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