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l gu an suan de zhi zao fa
Author(s): 
Pages: 165-167
Year: Issue:  Z1
Journal: FAJIAO KEJI TONGXUN

Keyword:  谷氨酸生物素培养基抑制剂活性物质短杆菌属棒杆菌属制备方法培养液添加量;
Abstract: <正> 专利申请的范围在含有 d—生物素30ug/L 以上的生物素活性物质及生物素活性抑制剂的培养基中,培养短杆菌属或棒杆菌属的 L—谷氨酸的生产菌,并在繁殖达到定值之前,向培养基中添加5—羧酸吡咯烷酮,将5—羧酸呲咯烷酮转化成 L—谷氨酸,这是以提取 L—谷氨酸为特征的制备方法。
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