Bacillus subtilis natto and method for producing MK-7
AssigneeSungen Bioscience Co., Ltd.
InventorsJiepeng Chen, Lili Duan, Lin Hong, Yufan Chen, Hongrui Chen, Yeyu Ji, Chunli Cai, Liusong Hu, Zhikai Xu
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Abstract
Provided is a Bacillus subtilis natto strain ST-1008, deposited under the accession number CGMCC No. 17894. Also provided is a method for producing MK-7. The method comprises: culturing the Bacillus subtilis natto strain of CGMCC No. 17894 in a culture medium so as to produce MK-7 in the strain cell and the culture medium, and recovering and purifying MK-7 from the strain cell and the culture medium. Also provided are a MK-7 preparation, a MK-7 pure premix, and a pure MK-7.
Claims10
Bacillus subtilis natto strain ST-1008, with Accession Number CGMCC No. 17894.
A method for producing MK-7, comprising culturing Bacillus subtilis natto strain ST-1008 with Accession Number CGMCC No. 17894 in a medium to produce MK-7 in the strain cells and the medium, and recovering and purifying MK-7 from the strain cells and the medium.
Dependencies are inferred from the claim text.