| 摘要 |
PROBLEM TO BE SOLVED: To provide a method for manufacturing betacyanins that can be stably supplied and also can be industrialized.SOLUTION: A method for manufacturing betacyanins has a step of converting a material into betacyanins in aqueous medium (conversion step) under the presence of a microorganism having enzymatic activity of hydroxylating 3-position of a phenol ring of tyrosine, DOPA4,5-dioxygenase activity, L-DOPA oxidase activity, and enzymatic activity of adding sugar to a phenolic hydroxyl group or a processed product thereof.SELECTED DRAWING: None |
