基于适配体的光学和电化学法对食源性致病菌检测的研究进展

惠媛媛,彭海帅,王毕妮,张富新,刘玉芳,贾蓉,任荣

Research Progress of Food-Borne Pathogen Detection Based on Electrochemical and Optical Aptasensors

HUI YuanYuan,PENG HaiShuai,WANG BiNi,ZHANG FuXin,LIU YuFang,JIA Rong,REN Rong

表1 传统食源性病原体检测方法的基本原理、优势和局限性

Table 1 Principle, advantages and limitations of traditional methods for food-borne pathogen detection

传统方法 Method 优势 Advantage 缺陷 Limitation 培养法 Culture method 检测限低、可靠性强 Low detection limit and high credibility 耗时、耗力 Time-consuming and laborious 基于免疫的方法 Immunology-based method 准确度高 High accuracy 灵敏度低 Low sensitivity 基于PCR的方法 PCR-based method 灵敏度高 High sensitivity 假阴性 False negative