应用生物传感器检测食品中食源性致病菌的研究进展

Research Progress on Detection of Foodborne Pathogens inFood Using Biosensors

食源性致病菌是引发食品安全问题最主要的因素之一,传统的检测手段不仅检出速度慢而且特异性和灵敏度较差。现如今随着生物和电子技术的进步和发展,涌现了许多新兴的检测方法,生物传感器便是其中一种具有广阔应用前景和市场的技术。利用生物传感器技术能够实现高效快速实时检测和监控食品中的微生物,从而为建立新的快速检测食源性致病菌体系提供新的发展方向。本文介绍了生物传感器的原理和分类,阐述了不同类型的生物传感器在检测食品中食源性致病菌方面的应用进展,对比了各类传感器的优缺点,总结存在阻碍商业化发展的因素并对其发展趋势和应用前景提出展望。

Foodborne pathogens are one of the most main factors causing food safety problems.Traditional methods for detecting foodborne pathogens have drawbacks which have not only long detection time but also have poor specificity and sensitivity.Nowadays,with the progress and development of biological and electronic technology,many new detection methods have emerged.Biosensor is one of the technologies with broad application and market prospects.Using biosensor technology can achieve efficient,rapid and real-time detection and monitor of microorganisms in food,thereby it pioneers a new developing direction for the establishment of system to detect foodborne pathogens rapidly.This paper introduces the basic principles and classifications of biosensors,reviews the application and development of common and different biosensors in the detection of foodborne pathogens in food,compares their advantages and disadvantages,and summarizes existing development bottlenecks of commercialization and prospects for further trends.