相关实验视频
Updated: Jan 7, 2026

05:17
Preparation of High-Quality Fermented Fish Product
Published on: August 23, 2019
10.9K
发酵胡的全面风味表征和指纹结构
Yuan Liu1, Peiquan Yang2, Biqing He3
1College of Horticulture, Hunan Agricultural University, Changsha, Hunan 410128, PR China.
Food chemistry: X
|December 29, 2025
概括
这项研究使用先进技术分析了发酵的味道,识别了关键化合物并创建了独特的味道指纹. 这有助于确保稳定,高质量的发酵生产.
科学领域:
- 食品科学 食品科学 食品科学
- 分析化学 分析化学
- 感官科学 感官科学
背景情况:
- 发酵的味道复杂,但往往不稳定.
- 传统方法缺乏一致的质量控制.
研究的目的:
- 为了全面分析发酵胡的风味特征.
- 建立客观的质量评估方法.
- 为了开发特有的口味指纹.
主要方法:
- 使用电子鼻子 (E-nose) 和电子舌头 (E-tongue).
- 采用高性能液体染色学 (HPLC) 和气体染色学-质谱学 (GC-MS).
- 应用直角部分最小方程差异分析 (OPLS-DA).
主要成果:
- 确定了24种自由氨基酸,6种有机酸和59种挥发性化合物.
- OPLS-DA成功地区分了高质量的样本,与感官评估保持一致.
- 已确定的特征性风味指纹具有很高的相似性 (> 0.95).
结论:
- 开发了评估发酵胡风味质量的科学基础.
- 提供了调节发酵胡生产的技术参数.
- 实现了发酵胡产品的一致质量控制.
关键词:
3 - 异布-2-甲氧化皮拉 (PubChem) 是一种亚斯恩 (PubChem) 的个人资料CID: 311) 的数据显示.(CID: 32594) 这是一个很好的例子.(CID: 33032) 这是一个非常重要的数字.(CID: 5362583) 这是一个非常重要的数字.(CID: 6054) 这是一个很好的例子.(CID: 612) 这是一个很好的例子.(CID: 6267) 这是一个很好的例子.酸 (PubChem) 是一种乙基 (E) -4 - 脱酸盐 (PubChem) 的使用情况发酵的胡,发酵的胡.他们的指纹是指纹.味道 味道 味道 味道在Glu (PubChem) 上使用.乳酸 (PubChem) 的使用情况在 OPLS-DA 的基础上.乙醇 (PubChem) 是一种相关概念视频
Taste Buds and Receptors
4.5K
Gustation, or the sense of taste, is intrinsically linked to the anatomical structures located on the tongue. This organ's surface, along with the entirety of the oral cavity, is adorned with stratified squamous epithelium. Evident on the tongue are elevated structures known as papillae (singular = papilla), which house the mechanisms for the transduction of gustatory stimuli. Four distinct types of papillae exist, each identified by their unique morphological attributes: the circumvallate,...
4.5K
Gustation
51.8K
Gustation is a chemical sense that, along with olfaction (smell), contributes to our perception of taste. It starts with the activation of receptors by chemical compounds (tastants) dissolved in the saliva. The saliva and filiform papillae on the tongue distribute the tastants and increase their exposure to the taste receptors.
51.8K
Fermentation
128.5K
Most eukaryotic organisms require oxygen to survive and function adequately. Such organisms produce large amounts of energy during aerobic respiration by metabolizing glucose and oxygen into carbon dioxide and water. However, most eukaryotes can generate some energy in the absence of oxygen by anaerobic metabolism.
Fermentation is a type of metabolic process that occurs in the absence of oxygen, where organic molecules such as glucose are broken down to produce energy. During this process, the...
Fermentation is a type of metabolic process that occurs in the absence of oxygen, where organic molecules such as glucose are broken down to produce energy. During this process, the...
128.5K
The Physiology of Taste
7.0K
The perception of a salty flavor is facilitated by sodium ions within the oral salivary fluid. Upon consumption of a salty substance, salt crystals disassemble, leading to the liberation of its constituents—Na+ and Cl- ions. These ions subsequently dissolve into the salivary fluid present in the oral cavity. The external environment of the gustatory cells experiences an elevation in Na+ concentration, thereby establishing a potent concentration gradient. This gradient propels the...
7.0K
Microbial Fermentation
1.3K
Fermentation is a crucial anaerobic metabolic process that enables microbes to derive energy from sugar without relying on oxygen or an electron transport chain. This process is fundamental to various biological and industrial applications and is classified based on the metabolic products generated.Role of Pyruvate in FermentationPyruvate and its derivatives serve as key electron acceptors in fermentative pathways. The oxidation of NADH to regenerate NAD+ is essential for the continuation of...
1.3K

