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中国精品科技期刊2020
沈虹妘,邹金浩,王旭苹,等. 梯度减盐对低温风干鸡肉品质和风味的影响J. 食品工业科技,2025,46(18):301−309. doi: 10.13386/j.issn1002-0306.2024090060.
引用本文: 沈虹妘,邹金浩,王旭苹,等. 梯度减盐对低温风干鸡肉品质和风味的影响J. 食品工业科技,2025,46(18):301−309. doi: 10.13386/j.issn1002-0306.2024090060.
SHEN Hongyun, ZOU Jinhao, WANG Xuping, et al. Effect of Gradient Salt Reduction on the Quality and Flavor of Low-temperature Air-seasoning ChickenJ. Science and Technology of Food Industry, 2025, 46(18): 301−309. (in Chinese with English abstract). doi: 10.13386/j.issn1002-0306.2024090060.
Citation: SHEN Hongyun, ZOU Jinhao, WANG Xuping, et al. Effect of Gradient Salt Reduction on the Quality and Flavor of Low-temperature Air-seasoning ChickenJ. Science and Technology of Food Industry, 2025, 46(18): 301−309. (in Chinese with English abstract). doi: 10.13386/j.issn1002-0306.2024090060.

梯度减盐对低温风干鸡肉品质和风味的影响

Effect of Gradient Salt Reduction on the Quality and Flavor of Low-temperature Air-seasoning Chicken

  • 摘要: 为探讨减盐对低温风干鸡肉品质及风味的影响,测定了不同食盐添加量(2%、1%、0.5%、0.25%)低温风干鸡肉的理化指标、质构特性、硫代巴比妥酸值(Thiobarbituric Reactive Substances,TBARs)、挥发性盐基氮(Total Volatile Base Nitrogen,TVB-N)和挥发性风味物质组成,结果表明:随着食盐添加量的减少,风干鸡肉的水分含量、L*值、WH值、硬度、咀嚼性、TBARs值降低,pH、TVB-N值升高。各组风干鸡肉中共检测出131种挥发性风味物质,其中主要以烷烃类(80种)和醛类物质(11种)为主。通过相对气味活度值(Relative Odorant Activity Value,ROAV)结合正交偏最小二乘法判别分析(Orthogonal Partial Least Squares-Discriminant Analysis,OPLS-DA)得出,1%减盐组与对照组(2%)风干鸡肉的整体风味物质组成接近,过度减盐(0.5%、0.25%)导致了己醛、2-甲基丁醛、3-甲基丁醛等不良风味物质的大量生成。结合感官评价结果说明,1%减盐组风干鸡肉的风味得分和总分较高,在减盐的同时对产品品质的影响较小。因此,食盐添加量减少至1%时,风干鸡肉仍保持较好品质。

     

    Abstract: To gain a profound understanding of the effects of salt reduction on the quality and flavor of the low-temperature air-seasoning chicken, samples with salt added at gradient (2%, 1%, 0.5%, and 0.25%) were prepared, respectively. At the end of experimental stage, different indices including physicochemical properties, meat texture, TBARs value, TVB-N value, and volatile flavor substances were measured and analyzed. The results showed that the moisture content, L* value, WH value, hardness, chewiness, and TBARs value of the air-seasoning chicken decreased as the amount of salt added decreased, while the pH value and TVB-N value increased as the amount of salt added decreased. A total of 131 volatile compounds related to flavor were detected in samples, in which alkanes (80) and aldehydes (11) were turned out to be dominated. Via integration of the analysis of ROAV and OPLS-DA, the 1% salt group was observed to have a similar volatile-flavor profile to the 2% salt group, while it was found that excessive reduction of salt contributed to over-generation of some off-flavor compounds. Sensory evaluation results also demonstrated that a relatively high score in flavor was achieved by the 1% salt group, implying that a fair decrease of salt does not negatively impact the overall quality of the final product. In consideration of both personal health and actual taste, it might be advised that 1% addition of salt be used in the low-temperature air-seasoning chicken making.

     

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