对食品传播病毒的基于核酸的检测方法的审查:样品预处理和检测技术
Tai-Yong Kim1, Xiaoning Zhu2, Se-Min Kim3
1Research Group of Food Safety and Distribution, Korea Food Research Institute (KFRI), Wanju-gun, Jeollabuk-do 55365, Republic of Korea.
Food research international (Ottawa, Ont.)
|November 21, 2023
概括
开发快速,便携式生物传感器对于检测食物传播病毒至关重要. 这些先进的方法克服了传统的聚合酶连锁反应 (PCR) 的局限性,以提高食品安全和现场分析.
科学领域:
- 食品安全和公共卫生问题
- 分子生物学和诊断学 分子生物学和诊断学
- 生物传感器技术的技术
背景情况:
- 食物传播病毒是重要的病原体,通过受污染的食物和水引起疾病.
- 目前的检测方法,如聚合酶链反应 (PCR) 是敏感的,但劳动密集型,耗时,需要专门的设备.
- 现有的生物传感器技术面临着食品样本复杂性和稳定性的挑战,这限制了它们的普遍应用.
研究的目的:
- 审查和总结最近在基于核酸的检测策略对食品传播病毒的进展.
- 讨论各种检测方法的原则,优点和缺点,包括PCR,同热放大和无基因放大方法.
- 突出开发食品安全的通用现场检测工具所面临的挑战和未来前景.
主要方法:
- 对食品传播病毒的基于核酸的检测策略的审查.
- 对聚合酶链反应 (PCR) 和基于异热放大方法的分析.
- 评估无基因放大方法和食品预处理技术.
主要成果:
- PCR具有高灵敏度,但在现场监测食品安全方面存在实际限制.
- 使用同热放大和纳米材料的生物传感器显示出可移植,现场检测的前景.
- 食品样本的复杂性和预处理要求仍然是生物传感器实施的重大障碍.
结论:
- 新型生物传感器技术为快速的现场检测食物传播病毒提供了潜力,提高了食品安全.
- 需要进一步的研究来解决样本矩阵效应,并提高生物传感器的稳定性,以便普遍应用.
- 开发用户友好,具有成本效益和强大的检测系统对于在食品分销链中广泛采用至关重要.
相关概念视频
01:32PCR - Polymerase Chain Reaction
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