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冰核活性细菌Erwinia herbicola发酵培养条件的研究
Studies on the Culture Conditions of Ice Nucleation Active Bacteria Erwinia herbicola
【摘要】 研究了不同培养条件对冰核活性细菌冰核活性和菌体生物量的影响。结果表明:培养时间、温度、低温诱导和培养基pH值对培养液中冰核活性细菌的总活性有不同的影响。研究确定的最适发酵条件组合为培养温度18℃,培养基pH6.5,培养时间32h。
【Abstract】 Effects of different culture conditions on the ice-nucleation activity and the output of cells were studied in this paper. Theresult showed that the total ice-nucleation activity was affected by various culture time ,various temperature, low temperature induceand the pH of medium. The optimum clclture conditions were culture temperature 18℃,the pH of medium 6.5,culture time 32h.
【关键词】 冰核活性细菌;
冰核蛋白;
培养条件;
发酵;
【Key words】 ice nucleation active bacteria; ice nucleation protein; culture conditions; fermentation;
【Key words】 ice nucleation active bacteria; ice nucleation protein; culture conditions; fermentation;
【基金】 天津市自然科学基金资助项目(023803311)
- 【文献出处】 食品科学 ,Food Science , 编辑部邮箱 ,2003年05期
- 【分类号】TQ920
- 【被引频次】2
- 【下载频次】99