Ability Validation Results and Key Link Analysis of Listeria monocytogenes in Milk Powder

    JIANGJiaxi，HUANGZhishen，WANGYaqiYINWeilu，LIANGeidan (Guangzhou Food Inspection Institute， Guangzhou 5114oo， China)

    Abstract： The laboratory participated in the Listeria monocytogenes detection ability verification project led by the National Institutes for Food and Drug Control.It was implemented inaccordance with GB 4789.30—2016and verified by real-time fluorescence PCR.The results showed that Listeria monocytogenes was not detected in sample FC0220092，and Listeria monocytogenes was detected in sample FC0222010.The testresults wereconsistent with the results published by the National Institutes for Food and Drug Control，and satisfactory results were obtained.

    Keywords： milk powder; Listeria monocytogenes; ability verification; key link analysis

    单核细胞增生李斯特氏菌(Listeriamonocytogenes，LM)，简称单增李斯特氏菌，是一种高致病性食源性人畜共患病原体，因其极端环境适应性与临床危害性已成为全球公共卫生安全的重要挑战。该菌能在 -1.5～42^°C 生存，并且能在 4‰ 条件下仍保持繁殖能力。人类食用被单增李斯特氏菌污染的食物后，可能会引起肠胃病、脑膜炎、败血症、孕妇流产等疾病 ......