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Position: Home > Articles > Analysis of nutritional components in back muscle of skipjacks South China Fisheries Science 2014,10 (5) 53-61

3种鲣鱼背部肌肉的营养成分分析及评价

作  者:
童铃;金毅;徐坤华;戴志远
单  位:
浙江工商大学食品与生物工程学院;浙江工商大学水产品加工研究所
关键词:
鲣;东方狐鲣;扁舵鲣;营养成分;营养评价
摘  要:
分析与评价了鲣(Katsuwonus pelamis)、东方狐鲣(Sarda orientalis)和扁舵鲣(Auxis thazard)3种鲣鱼背部肌肉的营养成分。结果显示:1)3种鲣鱼的粗蛋白质量分数为22.86%~24.65%,粗脂肪质量分数为1.41%~2.51%,3种鲣鱼均含有丰富的常量和微量元素;2)鲣和东方狐鲣背部肌肉均检出17种脂肪酸,而扁舵鲣检出23种,其∑PUFA/∑SFA分别为1.17、0.93和1.14,n-6/n-3系∑PUFA值分别为0.07、0.04和0.11,此外,鲣背部肌肉的多不饱和脂肪酸相对质量分数为38.98%,高于东方狐鲣的33.64%和扁舵鲣的37.93%;3)东方狐鲣背部肌肉的必需氨基酸质量分数和必需氨基酸指数(EAAI)分别为35.10%和0.90,略高于鲣的33.95%和0.89与扁舵鲣的32.51%和0.89。
译  名:
Analysis of nutritional components in back muscle of skipjacks
作  者:
TONG Ling;JIN Yi;XU Kunhua;DAI Zhiyuan;Institute of Aquatic Products Processing,Zhejiang Gongshang University;College of Food and Biology Engineering,Zhejiang Gongshang University;State Key Lab.of Aquatic Products Processing of Zhejiang Province;
关键词:
Katsuwonus pelamis;;Sarda orientalis;;Auxis thazard;;nutritional components;;nutritional evaluation
摘  要:
We evaluated the nutritional components in back muscles of three kinds of skipjacks(Katsuwonus pelamis,Sarda orientalis and Auxis thazard). The results showed that: 1) the crude protein contents of three kinds of skipjacks were 22. 86% ~ 24. 65%,while crude fat contents were only 1. 41% ~ 2. 51%. Minerals were abundant in their back muscles. 2) Seventeen kinds of fatty acids were detected in K. pelamis and S. orientalis,while 23 kinds in A. thazard. The ratios of ∑PUFA /∑SFA were 1. 17,0. 93 and 1. 14,while the ratios of n-6 /n-3∑PUFA were 0. 07,0. 04 and 0. 11,respectively. The content of poly-unsaturated fatty acids in back muscle of K. pelamis was 38. 98%,higher than 33. 64% of S. orientalis and 37. 89% of A. thazard. 3) Essential amino acids content and essential amino acids index( EAAI) of S. orientalis were 35. 10% and 0. 90,respectively,higher than 33. 95% and 0. 89 of K. pelamis,and 32. 51% and 0. 89 of A. thazard.

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