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題 名 | 三種褐藻水萃物之抗氧化與免疫活性評估=Evaluation of Antioxidative and Immune Activity of Water Extracts from Three Brown Seaweeds |
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作 者 | 洪郁嵐; 黃培安; 吳純衡; | 書刊名 | 水產研究 |
卷 期 | 18:2 2010.12[民99.12] |
頁 次 | 頁95-107 |
分類號 | 379.25 |
關鍵詞 | 半葉馬尾藻; 裙帶菜; 海帶; 抗氧化活性; 免疫活性; Sargassum hemiphyllum; Undaria pinnatifida; Laminaria japonica; Antioxidative activity; Immune activity; |
語 文 | 中文(Chinese) |
中文摘要 | 本研究目的係評估半葉馬尾藻 (Sargassum hemiphyllum)、裙帶菜 (Undaria pinnatifida) 和海帶 (Laminaria japonica) 水萃物之抗氧化與免疫活性。三種褐藻水萃物成分中,半葉馬尾藻的總醣及硫酸根含量高於裙帶菜水萃物和海帶,且半葉馬尾藻水萃物的醣類分子量以 < 504 Da為主。三種褐藻水萃物之抗氧化活性以還原力、清除DPPH自由基能力、螯合亞鐵離子能力及SOD-like活性四項方法測定,而免疫活性評估以HB4C5及J774.1細胞進行。結果顯示:半葉馬尾藻水萃物的四項抗氧化能力均高於裙帶菜和海帶水萃物。且半葉馬尾藻、裙帶菜和海帶水萃物在500 μg/ml時能刺激HB4C5細胞增生活性 (135%、115%及129%) 和IgM抗體分泌 (133%、129%及126%) 達最高值。半葉馬尾藻水萃物在250 μg/ml下能刺激J774.1細胞增生活性及吞噬能力 (142% 及138%) 達最高值,而裙帶菜和海帶水萃物在500 μg/ml下能刺激J774.1細胞增生活性 (119% 和121%) 及吞噬能力 (112% 和118%) 達最高值。據本研究結果推論半葉馬尾藻水萃物具有開發作為免疫調節新成份之可行性。 |
英文摘要 | This study was aimed to examine the antioxidative and immune activity of the water extracts from brown seaweed Sargassum hemiphyllum, Undaria pinnatifida and Laminaria japonica. The water extract from S. hemiphyllum was characterized by higher percentages of total sugar and sulphate, and low molecular weights (<504 Da as major). The antioxidative activity of three water extracts was evaluated using four different methods, including reducing power, DPPH free radicals scavenging activity, Fe+2 chelating activity and SOD-like activity, and the immune activity was evaluated using HB4C5 and J774.1 cells. It was found that antioxidative activity of S. hemiphyllum water extract was higher than U. pinnatifida and L. japonica. In immune activity, HB4C5 cells showed the maximum cell proliferation (135%, 115% and 129%) and IgM secretion (133%, 129% and 126%) at 500 μg/ml of water extracts from S. hemiphyllum, U. pinnatifida and L. japonica., respectively. At 250 μg/ml, J774.1 cells showed the maximum cell proliferation (142%) and phagocytosis (138%) of water extract from S. hemiphyllum. And at 500 μg/ml, J774.1 cells showed the maximum of cell proliferation (119% and 121%) and phagocytosis (112% and 118%) of water extracts from U. pinnatifida and L. japonica. The results suggested that water extract from S. hemiphyllum may be used as a new substance for immunomodulatory. |
本系統中英文摘要資訊取自各篇刊載內容。