相关实验视频
Updated: Jul 1, 2025

Staining the Cytoplasmic Ca2+ with Fluo-4/AM in Apple Pulp
Published on: November 6, 2021
离子在水果食用涂层中的双重功能:调节聚合物内部交联状态并改善收获后的水果质量
Yiqin Zhang1, Qi Kong2, Ben Niu3
1Key Laboratory of Post-Harvest Handling of Fruits, Key Laboratory of Fruits and Vegetables Postharvest and Processing Technology Research of Zhejiang Province, Key Laboratory of Postharvest Preservation and Processing of Fruits and Vegetables, China National Light Industry, Key Laboratory of Postharvest Preservation and Processing of Vegetables (Co-construction by Ministry and Province), Ministry of Agriculture and Rural Affairs, Institute of Food Science, Zhejiang Academy of Agricultural Sciences, Hangzhou, PR China; College of Food Science and Nutritional Engineering, China Agricultural University, Beijing 100083, PR China.
可食用涂层中的 (Ca2+) 交叉连接为水果保存提供了一种新的方法. 这些涂层通过形成密集的网络并与细胞壁相互作用来增强水果的坚硬性和质量.
科学领域:
- 食品科学 食品科学 食品科学
- 材料科学 是一种材料科学.
- 生物化学 生物化学
背景情况:
- 可食用涂层对果实保存有效.
- 自然来源的大分子和绿色交联是关键的研究领域.
- (Ca2+) 作为水果食用涂料中的交叉连接剂以前没有被探索过.
研究的目的:
- 调查Ca2+作为可食用涂料中的交叉连接剂的使用,以保护水果.
- 探索Ca2+与各种天然聚合物的交联机制.
- 阐明Ca2+在保持水果质量的双重作用.
主要方法:
- 关于食用涂料中的Ca2+的综合文献综述.
- 对Ca2+与聚合物 (如酸盐,酸盐,凝和牙) 的交联机制的分析.
- 检查水果质量控制中的Ca2+功能,包括细胞壁相互作用和生理作用.
主要成果:
- Ca2+通过离子结合与聚合物形成一个三维密集的网络结构.
- Ca2+与细胞壁直接相互作用,增强水果的坚硬性.
- 在二次生理代谢中,Ca2+充当第二信使.
结论:
- 在水果食用涂层中,Ca2+具有双重作用,既作为结构交叉连接剂,又作为生物活性成分.
- 含有Ca2+的可食用涂层显示出对果物保存的巨大潜力.
- 本综述为开发基于Ca2+的水果防腐涂层提供了指导.
相关概念视频
Calmodulin-dependent Signaling
The Ca2+-CaM complex does not have enzymatic activity by itself. Instead, the complex binds downstream target proteins, including membrane proteins or enzymes,...
Fruit Development, Structure, and Function
Feedback Regulation of Calcium Concentration
Various transmembrane receptors, such as G protein-coupled receptors (GPCRs), elicit a response to extracellular signals by increasing cytosolic calcium. Activated GPCRs...
Ligand-Gated Ion Channel Receptor: Gating Mechanism
Cellulose and Pectic Polysaccharides
As a cell matures, its cell wall specializes according to its type. For example, the...
Cationic Chain-Growth Polymerization: Mechanism

