公开(公告)号：US5968788A

公开(公告)日：1999-10-19

申请号：US702925

申请日：1996-08-26

申请人： Reiko Miyata ,  Tetsu Yonehara

发明人： Reiko Miyata ,  Tetsu Yonehara

IPC分类号： C12P17/18 ,  C12P17/10 ,  C12P17/12 ,  C12P17/14

CPC分类号： C12P17/182 ,  Y10S435/832 ,  Y10S435/837 ,  Y10S435/84 ,  Y10S435/921 ,  Y10S435/93 ,  Y10S435/94 ,  Y10S435/942

摘要： Disclosed is a method for producing folic acid, comprising incubating yeast having the ability to produce folic acid of 0.3 mg or more or incubating bacteria having the ability to produce folic acid of 1 mg or more per liter of the culture, thereby accumulating folic acid in the culture.

摘要翻译： 本发明提供一种叶酸的制造方法，其特征在于，将培养具有0.3mg以上的叶酸的能力的酵母培养，或培养具有每升培养物产生1mg以上的叶酸的能力的细菌，从而将叶酸积聚在 文化。

公开(公告)号：US4971907A

公开(公告)日：1990-11-20

申请号：US257306

申请日：1988-08-18

申请人： Reiko Miyata ,  Tetsu Yonehara ,  Kyousuke Yotsumoto ,  Hiromi Tsutsui

发明人： Reiko Miyata ,  Tetsu Yonehara ,  Kyousuke Yotsumoto ,  Hiromi Tsutsui

IPC分类号： C12P7/40

CPC分类号： C12R1/88 ,  C12P7/40 ,  Y10S435/944

摘要： By cultivating microorganisms belonging to genus Torulopsis, requiring thiamine and biotin for their growth and having an ability to produce pyruvic acid, it is enabled to accumulate an appreciable amount of pyrivic acid with little by-product.