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益生菌Lactobacillus casei Zhang增殖培养基的优化
引用本文:高鹏飞,李 妍,赵文静,陈 霞,崔景丽,张 磊,张和平.益生菌Lactobacillus casei Zhang增殖培养基的优化[J].微生物学通报,2008,35(4):0623-0628.
作者姓名:高鹏飞  李 妍  赵文静  陈 霞  崔景丽  张 磊  张和平
作者单位:内蒙古农业大学,乳品生物技术与工程教育部重点实验室,呼和浩特,010018
基金项目:国家高技术研究发展计划(863计划)
摘    要:Lactobacillus casei Zhang 是一株分离自传统酸马奶中的益生菌.本文研究了不同碳源、氮源、碳氮比例、微量元素及缓冲盐对 Lactobacillus casei Zhang 增殖培养的效果,并采用响应面法对优选的碳源、氮源和缓冲盐类的组成含量进行优化,得到 Lactobacillus casei Zhang 的增殖培养基为:葡萄糖20.9 g/L、大豆蛋白胨10.45 g/L、酵母粉10.45 g/L、K2HPO4 3.5 g/L、醋酸钠14.6 g/L、柠檬酸钠2.3 g/L、MgSO4·7H2O 1 g/L,MnSO4·5H2O 54 mg/L、CuSO4·5H2O 10 mg/L、吐温80为1 g/L.Lactobacillus casei Zhang 在此增殖培养基中经37℃ 18 h培养活茵数可达到4.78×109 CFU/mL,比在MRS中(4.8×108 CFU/mL)提高近10倍.

关 键 词:干酪乳杆菌  营养  增殖培养基  优化  益生菌  Zhang  Lactobacillus  casei  增殖培养基  优化  Medium  Enrichment  Optimization  中经  柠檬酸钠  醋酸钠  酵母粉  大豆蛋白胨  葡萄糖  含量  组成  盐类  优选  响应面法  效果
修稿时间:2007年7月31日

Study on the Optimization of Enrichment Medium of Lactobacillus casei Zhang
GAO Peng-Fei,LI Yan,ZHAO Wen-Jing,CHEN Xi,CUI Jing-Li,ZHANG Lei and ZHANG He-Ping.Study on the Optimization of Enrichment Medium of Lactobacillus casei Zhang[J].Microbiology,2008,35(4):0623-0628.
Authors:GAO Peng-Fei  LI Yan  ZHAO Wen-Jing  CHEN Xi  CUI Jing-Li  ZHANG Lei and ZHANG He-Ping
Institution:Key Lab of Dairy Biotechnology and Bioengineer, Eudcation Ministry of China, Inner Mongolia Agricultural University, Huhhot 010018;Key Lab of Dairy Biotechnology and Bioengineer, Eudcation Ministry of China, Inner Mongolia Agricultural University, Huhhot 010018;Key Lab of Dairy Biotechnology and Bioengineer, Eudcation Ministry of China, Inner Mongolia Agricultural University, Huhhot 010018;Key Lab of Dairy Biotechnology and Bioengineer, Eudcation Ministry of China, Inner Mongolia Agricultural University, Huhhot 010018;Key Lab of Dairy Biotechnology and Bioengineer, Eudcation Ministry of China, Inner Mongolia Agricultural University, Huhhot 010018;Key Lab of Dairy Biotechnology and Bioengineer, Eudcation Ministry of China, Inner Mongolia Agricultural University, Huhhot 010018;Key Lab of Dairy Biotechnology and Bioengineer, Eudcation Ministry of China, Inner Mongolia Agricultural University, Huhhot 010018
Abstract:
Keywords:Lactobacillus casei  Nutrients  Enrichment medium  Optimization
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