干燥处理的比萨罗火腿:肌肉之间的物理化学特征,脂肪酸特征和挥发性化合物的差异.
Lia Vasconcelos1,2, Luís G Dias1, Ana Leite1
1CIMO, LA SusTEC, Instituto Politécnico de Bragança, Campus de Santa Apolónia, 5300-253 Bragança, Portugal.
Foods (Basel, Switzerland)
|July 29, 2025
概括
肌肉类型显著影响干燥固化火腿的特征. 物理化学性质,脂肪酸和挥发性化合物的差异影响着风味感知,并允许对样品进行区分.
科学领域:
- 食品科学 食品科学 食品科学
- 肉类科学 肉科学
- 分析化学 分析化学
背景情况:
- 干燥固化火腿的生产涉及复杂的生物化学变化.
- 不同的肌肉类型 (半膜体,双腿体,半体) 具有独特的组成.
- 了解这些变化对于优化火腿质量和风味至关重要.
研究的目的:
- 研究肌肉类型对干燥固化比萨罗火腿的物理化学特性,脂肪酸概况和挥发性化合物的影响.
- 为了将这些特征与潜在的风味差异相关联.
- 评估基于起源肌肉区分火腿样本的可行性.
主要方法:
- 物理化学参数的分析 (例如,干燥程度,肌内脂肪,原).
- 气色谱-质谱学 (GC-MS) 用于脂肪酸和挥发性化合物分析.
- 多变量统计分析用于样本歧视.
主要成果:
- 肌肉类型显著影响了物理化学参数,干燥程度和肌肉内脂肪/原含量.
- 多不和脂肪酸 (PUFA) 含量与肌肉类型的脂肪含量相反而有所不同.
- 斯特雷克的降解产品和硫化合物有显著差异,影响了风味特征;SM肌肉显示硫化合物含量较高.
- 多变量分析成功地根据肌肉类型对火腿样本进行了区分.
结论:
- 肌肉起源是干燥固火腿的化学成分和感官属性的关键决定因素.
- 挥发性化合物的变化,特别是斯特雷克和硫化合物,显著影响风味.
- 这项研究表明,在干燥化火腿生产中,肌肉特异性表征的潜力.
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