具有独特生态特征的鱼类肌肉中热加工诱导的纹理变化的多尺度分析:整合结构和蛋白质学视角
Xiaoqing Yang1, Zhifeng Tan1, Siqi Ling1
1State Key Laboratory of Marine Food Processing and Safety Control, National Engineering Research Center of Seafood, School of Food Science and Technology, Dalian Polytechnic University, Dalian 116034, Liaoning, China.
Food chemistry
|January 30, 2026
概括
不同的鱼类在热处理过程中表现出独特的纹理变化,这是由于特定物种的机制. 跳金枪鱼 (KP) 变硬,太平洋鱼 (SJ) 变软,银鱼 (HM) 通过细胞平衡保持灵活性.
科学领域:
- 食品科学 食品科学 食品科学
- 生物化学 生化学
- 蛋白质组学是指蛋白质组学.
背景情况:
- 热加工显著改变鱼的质地,影响消费者接受.
- 了解特定物种的反应对于优化加工和产品开发至关重要.
研究的目的:
- 调查在热处理过程中导致银鱼 (HM),鱼 (KP) 和太平洋鱼 (SJ) 纹理变化的独特机制.
- 为了将纹理修改与微观结构和蛋白质组的变化相关联.
主要方法:
- 在三种鱼类中对纹理形状 (剪切力) 的比较分析.
- 使用显微镜进行微结构观测,以评估肌肉纤维的完整性和聚合.
- 蛋白质组分析以确定差异丰富的蛋白质及其功能途径.
主要成果:
- 跳金枪鱼 (KP) 显示了增加的切削力,厚丝聚合和蛋白质交叉链接,表明硬化.
- 太平洋鱼 (SJ) 由于原体网络的不稳定和行为体脱聚合而变软.
- 银鱼 (HM) 保持了纹理灵活性,具有高肌肉纤维密度和在自和线粒体功能中丰富的蛋白质.
结论:
- 鱼类特定的生态习惯会影响它们的热质感反应机制.
- 蛋白质和微观结构分析提供了关于加热过程中纹理修饰途径的见解.
- 自和线粒体功能在维持肌肉细胞平衡和银鱼 (HM) 的纹理灵活性方面发挥着作用.
相关概念视频
Ecological Disturbance
21.1K
An ecological disturbance is a temporary disruption in the environment resulting from abiotic, biotic, or anthropogenic factors, causing a pronounced change in an ecosystem. The impact of an ecological disturbance, which can depend on its intensity, frequency, and spatial distribution, plays a significant role in shaping the species diversity within the ecosystem.
21.1K
Ecological Succession
21.5K
Ecological succession is influenced by the processes of facilitation, inhibition, and toleration. Facilitation occurs when early successional species create more favorable ecological conditions for subsequent species, such as enhanced nutrient, water, or light availability. In contrast, inhibition happens when early successional species create unfavorable ecological conditions for potential successive species, such as limiting resource availability. In some cases, later successional species...
21.5K
Ecological Niches
26.6K
All organisms have a position within an ecosystem. The complete set of living and nonliving factors—including food resources, climate, and terrain—that define the position of a given organism are collectively referred to as the organism’s ecological niche.
26.6K
Specialized Characteristics of Cardiac Muscles
4.2K
The primary role of cardiac muscles is to propel blood throughout the cardiovascular system. The cardiac muscle cells, or cardiomyocytes, exhibit specialized characteristics that allow them to perform this function.
Cardiac muscle cells are smaller than skeletal muscles, averaging 10–20 mm in diameter and 50–100 mm in length. However, they have large energy demands for continuous contraction and relaxation. This energy is almost exclusively derived from aerobic metabolism of energy...
Cardiac muscle cells are smaller than skeletal muscles, averaging 10–20 mm in diameter and 50–100 mm in length. However, they have large energy demands for continuous contraction and relaxation. This energy is almost exclusively derived from aerobic metabolism of energy...
4.2K
Structure of Cardiac Muscles
16.8K
Cardiac muscle, or myocardium, is a specialized type of muscle found exclusively in the heart. Its unique structural and functional characteristics enable the heart to perform its vital role of pumping blood throughout the body continuously and rhythmically. The cardiac muscle cells, or cardiomyocytes, possess an endomysium and perimysium but do not have an epimysium.
Compared to skeletal muscles, cardiac muscle cells are small and mostly have a single nucleus. Additionally, they are usually...
Compared to skeletal muscles, cardiac muscle cells are small and mostly have a single nucleus. Additionally, they are usually...
16.8K
Osmoregulation in Fishes
53.1K
When cells are placed in a hypotonic (low-salt) fluid, they can swell and burst. Meanwhile, cells in a hypertonic solution—with a higher salt concentration—can shrivel and die. How do fish cells avoid these gruesome fates in hypotonic freshwater or hypertonic seawater environments?
53.1K


