KMID : 1007520190280010191
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Food Science and Biotechnology 2019 Volume.28 No. 1 p.191 ~ p.200
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Acer okamotoanum protects SH-SY5Y neuronal cells against hydrogen peroxide-induced oxidative stress
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Kim Ji-Hyun
Lee Sang-Hyun Cho Eun-Ju
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Abstract
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Oxidative stress by over-production of reactive oxygen species (ROS) in brain is widely known as a cause of neurodegenerative disease. We investigated protective effects of Acer okamotoanum against oxidative stress by hydrogen peroxide (H2O2) in SH-SY5Y neuronal cells. Acer okamotoanum reduced ROS production and lactate dehydrogenase release in H2O2-induced SH-SY5Y cells, resulting in elevation of cell viability. To elucidate protective mechanisms, we measured inflammation and apoptosis-associated protein expressions. Treatment with A. okamotoanum dose-dependently decreased pro-inflammatory proteins such as inducible nitric oxide synthase and cyclooxygenase-2. Treatment with A. okamotoanum showed down-regulation of pro-apoptosis genes such as cleaved caspase-3, cleaved caspase-9, and Bax, and up-regulation of anti-apoptosis protein including Bcl-2, in H2O2-induced SH-SY5Y cells. We demonstrated potential anti-inflammatory and anti-apoptotic effect of A. okamotoanum in H2O2-induced SH-SY5Y cells. These results suggest that A. okamotoanum may possess neuroprotective potential, but further study is necessary to elucidate its pharmacological effects in neurodegenerative diseases.
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KEYWORD
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Acer okamotoanum, Apoptosis, Hydrogen peroxide, Inflammation, Oxidative stress
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