pH-shift 处理增强了高内部相位乳液的油菜蛋白的稳定性和功能性质
Xinyue Xiang1, Zihua Liu2, Wenfei Xiong2
1College of Food Science and Engineering, Nanjing University of Finance and Economics/Collaborative Innovation Center for Modern Grain Circulation and Safety, Nanjing, Jiangsu 210023, China; Institute of Food Economics of NJUE, Nanjing University of Finance and Economics, China.
pH-shift 处理显著改善了油菜蛋白高内部相乳液 (HIPEs). 经过处理的HIPE在各种条件下表现出增强的稳定性,凝状结构和更好的性能,这使得它们非常适合苛刻的应用.
科学领域:
- 食品科学与技术 食品科学与技术
- 蛋白质化学 蛋白质化学
- 体和接口科学科学
背景情况:
- 高内相乳液 (HIPEs) 在食品和化品行业至关重要.
- 菜蛋白是一种有前途的,但往往不稳定的乳化剂.
- 提高HIPE稳定性对于更广泛的应用是关键.
研究的目的:
- 为了评估pH值转移处理对大麻蛋白HIPEs的影响.
- 描述治疗引起的结构和功能变化.
- 为了评估在不同压力条件下治疗的HIPE的稳定性.
主要方法:
- 菜蛋白HIPEs被制备并接受pH偏移处理.
- 使用显微镜进行形态分析 (CLSM).
- 风湿学测量 (储存模量G') 和稳定性测试 (离心,冷解,热).
主要成果:
- 通过pH转移处理,HIPEs具有凝状的半固体结构,并且没有油分离.
- 经过处理的HIPEs表现出增强的粘性弹性 (更高的G') 和改善的离心稳定性.
- 与未经处理的HIPEs相比,观察到冷解和热稳定性的显著改善.
结论:
- pH-shift 处理有效地提高了油菜蛋白 HIPEs 的功能性质和稳定性.
- 改进的结构完整性和弹性使这些HIPE适用于需要高性能的应用.
- 这种方法为开发强大的基于蛋白质的乳液系统提供了可行的策略.
更多相关视频
09:47Facile Preparation of Internally Self-assembled Lipid Particles Stabilized by Carbon Nanotubes
Published on: February 19, 2016
08:28Synthesis of Phase-shift Nanoemulsions with Narrow Size Distributions for Acoustic Droplet Vaporization and Bubble-enhanced Ultrasound-mediated Ablation
Published on: September 13, 2012
相关概念视频
Bioavailability Enhancement: Drug Stability Enhancement and GI Retention
Chemical Shift: Internal References and Solvent Effects
The internal reference compound generally used in NMR spectroscopy is tetramethylsilane (TMS). TMS is preferred because it is chemically inert, soluble in NMR solvents, and easily removable. Also, the highly shielded methyl protons in TMS yield an intense...
Mechanical Protein Functions
Properties of Continuous Functions
RNA Stability
Structural Protein Function
Collagen, the most abundant protein in mammals, is found throughout the body. In connective tissue, such as skin, ligaments, and tendons, it provides tensile strength and elasticity. In bones and teeth, it mineralizes to...
