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L-苏氨酸发酵法工业生产的研究
引用本文:张炳荣,檀耀辉,房峻,梁是森,吴维伦,胡制.L-苏氨酸发酵法工业生产的研究[J].食品与生物技术学报,1990,9(3).
作者姓名:张炳荣  檀耀辉  房峻  梁是森  吴维伦  胡制
作者单位:无锡轻工业学院 (张炳荣,檀耀辉,房峻),鹰潭市生物化学制品厂 (梁是森,吴维伦),鹰潭市生物化学制品厂(胡制)
摘    要:采用乳糖发酵短杆菌(Brevibacterium lactofermentum) ZT-1株进行5001和6000罐L-苏氨酸发酵扩大试验,在以工业葡萄糖、硫酸铵为主原料的培养基中发酵,可产20g/1以上的L-苏氨酸,最高达到24.8g/1。发酵液经离子交换法提取和结晶法精制,获得符合国内外药典标准的医药级产品,收率可达40%以上。现已实现工业化批量生产。

关 键 词:L-苏氨酸  发酵

The Studies of L-Threonine Industrial Production in Fermentation
Zhang Bingrong Tan Yaohui Fang Jun Liang Shisen Wu Weilun Hu Zhi.The Studies of L-Threonine Industrial Production in Fermentation[J].Journal of Food Science and Biotechnology,1990,9(3).
Authors:Zhang Bingrong Tan Yaohui Fang Jun Liang Shisen Wu Weilun Hu Zhi
Affiliation:Zhang Bingrong Tan Yaohui Fang Jun Liang Shisen Wu Weilun Hu Zhi (Wuxi Inst. of Light Ind.) (Yingtan City Biochem. Products Plant)
Abstract:L-Threonine enlarge-up fermentative experiment processes on a scale of 500 l and 6000 l tanks using Brevibacterium lactofermentum ZT-1 strain. It can accumulate L-threonine above 20g/1, the maximum up to 24.8 g/1 in the medium containing industrial glucose and ammonimum sulfate as main raw material. The medical qualified products in line with home and broad pharmacopoeia can be-obtained from fermentative liquid by means of the abstracting of ion exchanging and refining of crystallization and its yield is over 40%. Now industrializing production has been realized.
Keywords:L-Threonine  Fermentation
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