大麻哈鱼硫酸软骨素及其酸降解产物的抗氧化活性.PDF

8 1 Vol. 8 No. 1 2017 1 Journal of Food Safety and Quality Jan. , 2017 赵 玲 1, 2, 曹 荣 1, 2, 刘 淇 1, 2*, 杨贤庆 2, 3, 赵 丹 1, 2 (1. , 266071; 2. , 510300; 3. , 510300) 摘 要: 目的 , , 方法 DPPH••OH O2-• , 结果 DPPH• , DPPH•, •OH ; O2-•, O2-• 3 , IC50 1.5 mg/mL结论 关键词: ; ; ; Antioxidant activities of chondroitin sulfate and its acid degradation products of Oncorhynchus keta ZHAO Ling1,2, CAO Rong1,2, LIU Qi1,2*,YANG Xian-Qing2,3, ZHAO Dan1,2 (1. Yellow Sea Fisheries Research Institute, Chinese Academy of Fishery Sciences, Qingdao 266071, China; 2. Key Laboratory of Aquatic Product Processing , Ministry of Agriculture , Guangzhou 510300, China; 3. South China Sea Fisheries Research Institute, Chinese Academy of Fishery Sciences, Guangzhou 510300, China) ABSTRACT: Objective Using Oncorhynchu sketa nasal cartilage as research object, the crude chondroitin sulfate extracts, ethanol precipitated chondroitin sulfate and acid degradation products were prepared, and their antioxidant activities in vitro were compared and analyzed. Methods The scavenging capacities on three kinds of free radicals including DPPH•, •OH and O2-• of the crude chondroitin sulfate extracts, ethanol