近年来,国内外各种食品安全问题不断发生,影响极为恶劣,严重危害了消费者权益,也给人们心灵带来不小的刺激,在这种时代背景下,人们越来越关注食品安全问题。及时准确的检测出食品中所涉及的病原微生物已成为食品检测工作的主要内容。本文从分子生物学概念入手,深入阐述了其在食品微生物检测中的应用。 In recent years, various domestic and international food safety problems continue to occur, the impact is extremely harsh, seriously endangering the rights and interests of consumers, but also to bring people no small stimulation, in this context, people are increasingly concerned about food safety . Timely and accurate detection of pathogenic microorganisms involved in food has become the main content of food testing. This article starts with the concept of molecular biology and expounds its application in food micro-organisms detection.