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酶联免疫吸附测定法对熟肉制品中鸡肉和火鸡肉污染的定量检测

Quantitative Detection of Chicken and Turkey Contamination in Cooked Meat Products by ELISA.

作者信息

Thienes Cortlandt P, Masiri Jongkit, Benoit Lora A, Barrios-Lopez Brianda, Samuel Santosh A, Meshgi Mahzad A, Cox David P, Dobritsa Anatoly P, Nadala Cesar, Samadpour Mansour

机构信息

Molecular Epidemiology, Inc., 15300 Bothell Way N.E., Lake Forest Park, WA 98155.

IEH Laboratories and Consulting Group, Inc., 15300 Bothell Way N.E., Lake Forest Park, WA 98155.

出版信息

J AOAC Int. 2019 Mar 1;102(2):557-563. doi: 10.5740/jaoacint.18-0136. Epub 2018 Jul 13.

Abstract

: Concerns about the contamination of meat products with undeclared meats and new regulations for the declaration of meat adulterants have established the need for a rapid test to detect chicken and turkey adulteration. : To address this need, Microbiologique, Inc. has developed an ELISA that can quantify the presence of chicken and turkey down to 0.1% (w/w) in cooked pork, horse, beef, goat, and lamb meats. : This chicken/turkey authentication ELISA has an analytical sensitivity of 0.000037% and 0.000048% (w/v) for cooked and autoclaved chicken, respectively, and an analytical range of quantitation of 0.025-2% (w/v), in the absence of other meats. The assay cross-reacts with cooked duck and pheasant but does not demonstrate any cross-reactivity with cooked pork, horse, beef, goat, and lamb meats, egg, or common food matrixes. : The assay is rapid, can be completed in 70 min, and can detect a 0.1% level of meat adulteration. : The Microbiologique Cooked Chicken/Turkey ELISA can quantitate cooked chicken/turkey in the presence of pork, horse, chicken, goat, or sheep meat to 0.1% (w/w) and is not affected by common food matrixes.

摘要

对肉类产品被未申报肉类污染的担忧以及肉类掺假物申报的新规定,使得有必要开发一种快速检测方法来检测鸡肉和火鸡掺假情况。为满足这一需求,微生物学公司开发了一种酶联免疫吸附测定法(ELISA),该方法能够在熟猪肉、马肉、牛肉、羊肉和山羊肉中定量检测低至0.1%(w/w)的鸡肉和火鸡肉。这种鸡肉/火鸡鉴定ELISA对熟鸡肉和高压灭菌鸡肉的分析灵敏度分别为0.000037%和0.000048%(w/v),在不存在其他肉类的情况下,定量分析范围为0.025 - 2%(w/v)。该检测方法与熟鸭肉和野鸡有交叉反应,但与熟猪肉、马肉、牛肉、羊肉、鸡蛋或常见食物基质没有任何交叉反应。该检测方法速度快,70分钟内即可完成,能够检测出0.1%水平的肉类掺假情况。微生物学公司的熟鸡肉/火鸡ELISA能够在存在猪肉、马肉、鸡肉、羊肉或山羊肉的情况下,将熟鸡肉/火鸡定量至0.1%(w/w),且不受常见食物基质的影响。

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