食品科学 ›› 2020, Vol. 41 ›› Issue (16): 210-217.doi: 10.7506/spkx1002-6630-20190628-392

• 成分分析 • 上一篇    

酵母抽提物滋味成分分析及其复合调味料对鲢鱼风味的影响

任佳怿,翟营营,黄晶晶,张慧敏,熊善柏,黄琪琳,朱建忠,李沛,李库,沈硕   

  1. (1.华中农业大学食品科技学院,国家大宗淡水鱼加工技术研发分中心(武汉),湖北 武汉 430070;2.安琪酵母股份有限公司,湖北 宜昌 443003)
  • 发布日期:2020-08-19
  • 基金资助:
    现代农业产业技术体系建设专项(CARS-45-28);安琪酵母股份有限公司研发项目; 中央高校基本科研业务费专项(2662018PY057)

Analysis of Taste Components of Yeast Extract and Effect of Composite Seasoning Containing It on the Flavor of Silver Carp

REN Jiayi, ZHAI Yingying, HUANG Jingjing, ZHANG Huimin, XIONG Shanbai, HUANG Qilin, ZHU Jianzhong, LI Pei, LI Ku, SHEN Shuo   

  1. (1. National R & D Branch Center for Conventional Freshwater Fish Processing (Wuhan), College of Food Science and Technology, Huazhong Agricultural University, Wuhan 430070, China; 2. Angel Yeast Co. Ltd., Yichang 443003, China)
  • Published:2020-08-19

摘要: 采用氨基酸自动分析仪、高效液相色谱仪分析酵母抽提物中的滋味成分,通过计算滋味活度值评价不同滋味成分对酵母抽提物滋味的贡献程度,计算味精当量证明不同种类鲜味物质间的协同增鲜作用。进一步设计了减除实验和添加实验确定对酵母抽提物滋味有主要贡献的成分。最后,以酵母抽提物、食盐和蔗糖为配料,通过单因素和正交试验确定了增鲜去腥调味料的最佳配比,并结合电子舌分析了调理前后鲢鱼滋味的变化。结果显示:谷氨酸钠、丙氨酸、5’-鸟苷酸(5’-GMP)和5’-肌苷酸(5’-IMP)对酵母抽提物的滋味贡献最大,除上述滋味成分外,天冬氨酸钠、精氨酸、酪氨酸和5’-腺苷酸(5’-AMP)也是酵母抽提物滋味的主要贡献成分;该酵母抽提物的味精当量达到184.48 g/g,表明鲜味氨基酸(谷氨酸钠和天冬氨酸钠)与鲜味核苷酸(5’-GMP、5’-IMP和5’-AMP)的协同增鲜效果显著。增鲜去腥调味料的最佳配比为酵母抽提物1%、食盐1.5%、蔗糖0.5%;经过调味料调理以后,清蒸鲢鱼鲜味显著增强,腥味减弱。

关键词: 酵母抽提物;鲢鱼;滋味成分分析;协同作用;增鲜去腥调味料

Abstract: The taste components in yeast extract were analyzed by an automatic amino acid analyzer and high performance liquid chromatography (HPLC). Then the contribution of each taste component to the taste of yeast extract was evaluated by calculating the taste activity value (TAV), and the synergistic interactions between umami components were demonstrated through the calculated equivalent umami concentrations (EUC). Furthermore, the main taste components were determined by omission and addition test. Finally, yeast extract, salt and sucrose were used as raw materials to develop an umami-enhancing and deodorizing seasoning, and the optimal combination of the three ingredients was determined by single factor experiments and orthogonal array design. The changes in the taste of steamed silver carp fillets before and after the seasoning treatment were analyzed by electronic tongue. Results showed that sodium glutamate, alanine, 5’-GMP, 5’-IMP, sodium aspartate, arginine, tyrosine and 5’-AMP contributed the most to the taste of yeast extract. The EUC was calculated to be 184.48 g/g, indicating a strong synergistic interaction between umami amino acids (sodium glutamate and aspartate) and umami nucleotides (5’-GMP, 5’-IMP and 5’-AMP). The optimum formulation of seasoning for enhancing umami and reducing fishy odor consisted of 1% yeast extract, 1.5% salt, and 0.5% sucrose. After being pickled with the seasoning, the umami taste of silver carp fillets was obviously improved and the fishy odor was mitigated.

Key words: yeast extract; silver carp; analysis of taste components; synergistic effects; umami-enhancing and deodorizing seasoning

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