相关实验视频
Updated: Jun 26, 2026

17:23
Chick ex ovo Culture and ex ovo CAM Assay: How it Really Works
Published on: November 30, 2009
49.2K
普鲁兰,甜菜和Artemisia princeps涂层对室温储存期间食用蛋质量的影响
1Department of Animal Science, Chungbuk National University, Cheongju 28644, Republic of Korea.
Poultry science
|August 15, 2025
概括
甜菜 (BT) 和Artemisia princeps (AP) 涂层通过增强豪格单位和白膜高度,在室温储存期间显著改善了食用蛋的质量. 基于Pullulan (PL) 的涂层,尤其是AP,有效地保持了蛋的新鲜度.
科学领域:
- 食品科学 食品科学 食品科学
- 农业科学 农业科学
- 材料科学 是一种材料科学.
背景情况:
- 在储存期间保持食用蛋的质量对于食品工业至关重要.
- 自然涂层提供了一个有前途的途径,可以在没有合成添加剂的情况下延长蛋的保质期.
研究的目的:
- 评估pullulan (PL),甜菜 (BT) 和Artemisia princeps (AP) 涂层在室温下保持食用蛋质量的有效性.
- 为了比较这些天然涂层与未涂层的对照卵的影响.
主要方法:
- 1,200个蛋被涂上了PL,BT,AP,或者没有涂层 (CON).
- 卵子在室温下储存,每周评估质量参数 (豪格单位,白皮高度,黄体高度,黄体指数,pH值,泡体积,微生物数量).
- 进行了统计分析,以确定治疗组之间的显著差异.
主要成果:
- 与CON和PL组相比,BT和AP涂层显著增加了豪斯单位和白膜高度.
- 与对照组相比,所有测试的涂层 (PL,BT,AP) 都增加了黄黄的高度和泡体积,并增加了白蛋白和黄黄的pH值.
- 虽然PL和AP组的微生物数量较高,但BT和AP涂层显示出优越的黄黄索引保存.
结论:
- 基于Pullulan的涂层,特别是与Artemisia princeps结合使用时,在室温储存期间有效地保持餐蛋的质量和新鲜度.
- 甜菜和Artemisia princeps涂层显示出改善蛋质量指标的巨大潜力,例如霍格单位和白皮高度.
相关概念视频
Pasteurization and Food Preservation
Pasteurization is a widely employed thermal processing technique designed to enhance the safety and shelf life of perishable food and beverages. By subjecting products to specific high temperatures for controlled durations, this method effectively inactivates pathogenic microorganisms and spoilage enzymes without significantly compromising sensory qualities. The technique has been pivotal in food safety management, especially for consumables susceptible to microbial contamination such as milk,...
Principles of Food Preservation
Food spoilage results from microbial growth, enzymatic activity, and environmental factors that gradually degrade the sensory, nutritional, and safety qualities of food. Preservation techniques aim to slow or halt these processes to extend shelf life and maintain product quality.A key concept in food microbiology is the microbial growth curve, which includes four phases: lag, exponential (log), stationary, and death. During the lag phase, bacteria adjust to their environment without significant...
Methods of Controlling Food Spoilage
Food spoilage is caused by microbial growth or by chemical and physical changes, all of which affect the taste, texture, and safety of food.Temperature-Based PreservationRefrigeration at 0–4 °C slows microbial growth and enzyme activity, making it ideal for short-term storage. However, certain spoilage organisms—such as psychrotrophs like Listeria monocytogenes—can still proliferate at these temperatures. Freezing below -18 °C further slows biological processes by forming ice crystals, which...

