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Position: Home > Articles > Influence and Mechanism of Electrostatic Field on Total Microbial Count in Chopped Cold Chicken MEAT RESEARCH 2015 (6) 15-19

静电场对白切鸡贮藏中微生物总数的影响

作  者:
陈文波;胡宏海;张春江;黄峰;张雪;刘倩楠;张泓
单  位:
中国农业科学院农产品加工研究所农业部农产品加工重点实验室
关键词:
白切鸡;静电场;变性梯度凝胶电泳;假单胞菌;抑制作用
摘  要:
借助平板菌落计数、变性梯度凝胶电泳分析和纯种微生物分离鉴定等手段研究静电场在白切鸡贮藏过程中对微生物总数、微生物多样性、纯种微生物生长的影响,通过比较分析静电场在纯种微生物生长中的作用,揭示静电场延长白切鸡货架期的机理。结果表明:白切鸡是一种原始带菌量比较高的产品,通过静电场处理可延长白切鸡产品的货架期。白切鸡中的微生物以来源于产品原料的假单胞菌属的微生物为主。静电场对纯种微生物生长的抑制存在种属差异性。
译  名:
Influence and Mechanism of Electrostatic Field on Total Microbial Count in Chopped Cold Chicken
作  者:
CHEN Wenbo;HU Honghai;ZHANG Chunjiang;HUANG Feng;ZHANG Xue;LIU Qiannan;ZHANG Hong;Comprehensive Key Laboratory of Agro-Products Processing, Ministry of Agriculture, Institute of Agro-Products Processing Science and Technology, Chinese Academy of Agricultural Sciences;
关键词:
chopped cold chicken;;electrostatic field;;denatured gradient gel electrophoresis;;Pseudomonas;;inhibition
摘  要:
The influence of electrostatic field on total microbial count and microbial diversity in chopped cold chicken was investigated by plate count and denatured gradient gel electrophoresis(DGGE) and the growth characteristics of pure cultures of Pseudomonas isolated from chopped cold chicken were tested to reveal the mechanism of electrostatic field for extending its shelf life. The results of this study revealed chopped cold chicken itself had high microbial load and its shelf life could be prolonged by electrostatic field treatment. Pseudomonas was the dominant microbe in chopped cold chicken,which was derived from the raw materials. The inhibitory effect of electrostatic field treatment on the growth of pure cultures of Pseudomonas was species-dependent.

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