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来自鹿粪便中1株芽孢杆菌的鉴定及抗真菌肽发酵条件研究

翟艺 梁小波

甘肃农业科技Issue(4):11-16,17,7.
甘肃农业科技Issue(4):11-16,17,7.DOI:10.3969/j.issn.1001-1463.2015.04.004

来自鹿粪便中1株芽孢杆菌的鉴定及抗真菌肽发酵条件研究

Research on Identification of Bacillus J-2 from Deer Feces and Fermentation Conditions of Antifungal Peptide

翟艺 1梁小波1

作者信息

  • 1. 昆明理工大学食品安全研究院,云南 昆明 650500
  • 折叠

摘要

Abstract

In this study, with a strain of bacillus from deer feces as the test strains, we identified it as Bacillus subtilis J-2 by morphology, gram stain, spore stain, physiological and biochemical experiments, and it is analyzed, compared and identified by 16S rDNA sequence at the molecular level. the major factors which impact Bacillus J-2 generating antifungal peptides is analyzed by orthogonal optimization experiments, the optimum fermentation conditions of Bacillus J-2 generating antifungal peptides is derived, in 500 mL erlenmeyer flask is added 150 mL initial pH 7.0 PDL (200) medium access 9%liquid spawn, at the temperature of 37℃for fermentation. 24 h.

关键词

芽孢杆菌/鉴定/抗真菌肽/发酵

Key words

Bacillus/Identification/Antifungal peptides/Fermentation

分类

农业科技

引用本文复制引用

翟艺,梁小波..来自鹿粪便中1株芽孢杆菌的鉴定及抗真菌肽发酵条件研究[J].甘肃农业科技,2015,(4):11-16,17,7.

基金项目

国家自然科学基金“Rib蛋白在罗伊氏乳杆菌肠道粘附中的功能研究” ()

甘肃农业科技

1001-1463

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