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Updated: Feb 2, 2026

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Fruit Volatile Analysis Using an Electronic Nose
Published on: March 30, 2012
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综合向脂管学和电子鼻子分析揭示了在冷藏期间,不同脂肪含量和气味动态的肉之间的脂质组成差异
Zhongzhen Lin1, Chunlin Yu2, Donghao Zhang1
1State Key Laboratory of Swine and Poultry Breeding Industry, Key Laboratory of Livestock and Poultry Multi-omics, Ministry of Agriculture and Rural Affairs, and Farm Animal Germplasm Resources and Biotech Breeding Key Laboratory of Sichuan Province, College of Animal Science and Technology, Sichuan Agricultural University, Chengdu, China.
Food chemistry
|January 31, 2026
概括
肉中的高肌肉脂肪 (IMF) 通过改变脂质概况来提高肉质和口味. 然而,这些香味的好处在冷储存中显著减少,特别是在高IMF肉中.
科学领域:
- 食品科学 食品科学 食品科学
- 生物化学 生化学
背景情况:
- 肌肉内脂肪 (IMF) 对肉类质量属性,如柔软性和风味,有积极的影响.
- 控制IMF沉积的精确生化机制及其对肉类特性的影响尚未完全理解.
研究的目的:
- 为了研究高 (H-IMF) 和低 (L-IMF) 肌肉脂肪含量的胸肉的脂质和风味特征.
- 阐明特定的脂类物种,芳香化合物和肉质特征之间的关系.
- 评估冷储存对H-IMF和L-IMF肉香味特征的影响.
主要方法:
- 针对性脂管学用于量化H-IMF和L-IMF胸样本中的脂类物种.
- 使用电子鼻子技术分析和比较不同肉类的香味特征.
- 进行了统计相关性分析,以链接脂质配置文件,香味化合物和肉质参数.
主要成果:
- 与L-IMF相比,H-IMF肉类的甘油三和脂含量更高 (例如,TAG52:0(16:0),PC(18:2/18:2)) 和单糖醇含量更低 (例如,MAG(18:1),MAG(18:2))
- H-IMF肉体表现出优越的保持水分的能力,柔软性,以及更丰富的风味特征,归因于化物,质,,化物和芳香化合物.
- 冷储存导致了香味差异的丧失,在长时间内观察到的H-IMF肉类下降更为显著. 特定的脂质如PE ((18:0/20:5) 和PG ((16:0/18:0) 与芳香正相关,而MAGs与负相关.
结论:
- 脂质组成,特别是甘油三,脂和单甘油的平衡,在确定肉质量和风味方面起着至关重要的作用.
- H-IMF肉中的增强香味与特定的脂类和挥发性化合物有关.
- 了解这些脂质-香味相互作用对于开发有效的冷藏策略至关重要,以保持肉质和感官属性.
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