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非标记液质联用法测定市售鸡肉和猪肉的蛋白组

曹进 周晓宏 苗兰 孙明谦 孙宝国 廖永红

食品科学2011,Vol.32Issue(20):130-135,6.
食品科学2011,Vol.32Issue(20):130-135,6.

非标记液质联用法测定市售鸡肉和猪肉的蛋白组

Proteome Profiling of Chicken and Pork from Market by Label-free Liquid Chromatography-Mass Spectrometry

曹进 1周晓宏 2苗兰 3孙明谦 2孙宝国 2廖永红4

作者信息

  • 1. 中国食品药品检定研究院食品化妆品检验检测中心,北京100050
  • 2. 中国中医科学院西苑医院实验研究中心,北京100091
  • 3. 北京理工大学生命学院,北京100081
  • 4. 北京工商大学食品学院,北京100048
  • 折叠

摘要

Abstract

Label-free liquid chromatography-mass spectrometry was employed for proteome profiling of commercial chicken and pork in present study.In addition,the differences in the variety and amounts of small peptides between fresh and cooked samples of both meat species were compared.The results showed that fresh chicken mainly contained 100 kD proteins with a pI ranging from 6 to 11.Most proteins in chicken soap ranged between 10 kD and 150 kD and revealed a pI of 4-9.Fresh pork also mainly contained 100 kD proteins with an pI ranging from 6 to 11.Most proteins in pork soap were 10-100 kD and had a pI of 3-9.Hence,similarly processed samples of different meat species differed in the proteome,suggesting indexes obtained in proteome profiling can provide a new strategy for meat quality evaluation.

关键词

液相色谱-质谱联用/蛋白组/食品

Key words

liquid chromatography-mass spectrometry(LC-MS)/proteomics/food

分类

轻工纺织

引用本文复制引用

曹进,周晓宏,苗兰,孙明谦,孙宝国,廖永红..非标记液质联用法测定市售鸡肉和猪肉的蛋白组[J].食品科学,2011,32(20):130-135,6.

基金项目

“十二五”国家科技支撑计划项目 ()

食品科学

OA北大核心CSCDCSTPCD

1002-6630

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