在发酵过程中迪庆藏猪中代谢物和转化途径的动态变化,通过广泛向的代谢分析确定
Dan Jia1, Siqi Jin1, Jin Zhang2
1College of Animal Science and Technology, Yunnan Agricultural University, Kunming 650201, China.
Foods (Basel, Switzerland)
|July 29, 2025
概括
这项研究揭示了迪庆藏猪 (DTP) 猪肉发酵过程中的关键代谢物变化. 这些转变通过蛋白质和脂质代谢增强了风味,味道和营养价值.
科学领域:
- 食品科学 食品科学 食品科学
- 生物化学 生物化学
- 代谢学 代谢学 代谢学
背景情况:
- 西藏猪肉 (DTP) 是一个传统的美味.
- 了解DTP火腿发酵过程中的生物化学转化对于质量控制和产品开发至关重要.
研究的目的:
- 在延长发酵过程中调查DTP火腿中代谢物的动态变化和转化途径.
- 为了确定关键的代谢物和代谢途径,有助于DTP火腿的独特特征.
主要方法:
- 广泛向的代谢学被用来分析代谢物概况.
- 在多个发酵时间点 (0,30,90,180,360,540天) 收集样本.
- 统计分析确定了显著改变的代谢物和关键的代谢途径.
主要成果:
- 总共检测到873种代谢物,其中448种在发酵过程中表现出显著的变化.
- 确定了参与蛋白质代谢 (例如氨基酸生物合成) 和脂质代谢 (例如不和脂肪酸生物合成) 的关键代谢物.
- 基本氨基酸,自由脂肪酸 (阿拉基酸,DHA,EPA) 和有机酸的积累有助于DTP火腿的风味和营养价值.
结论:
- 代谢分析提供了对DTP火腿发酵的生物化学机制的见解.
- 显著的特定代谢物的积累增强了DTP火腿的独特味道,风味和营养特征.
- 这项研究将传统知识与现代奥米克技术联系起来,以了解传统发酵产品.
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