| 摘要 |
PROBLEM TO BE SOLVED: To provide a poly-gamma-glutamic acid production method which makes it possible to efficiently and stably produce poly-gamma-glutamic acid.SOLUTION: This invention provides a poly-gamma-glutamic acid production method which produces poly-gamma-glutamic acid using Bacillus subtilis, excluding Bacillus subtilis var.natto, in which a recA gene or a gene corresponding to the gene is deleted or inactivated. |
