| 摘要 |
1,129,670. L-Alanine. AJINOMOTO CO. Inc. 9 Nov., 1965 [9 Nov., 1964; 13 Nov., 1964], No. 47480/65. Heading C2C. L-Alanine is prepared by mixing an enzyme source consisting of the culture broth of Pseudomonas species No. 618 (A.T.C.C. No. 19121), a living cell suspension thereof, triturated cells thereof, the crude extract thereof or a cell-free extract thereof with an aqueous solution containing L-aspartic acid or a salt thereof, while maintaining the pH of the resulting mixture in the range 4À5 to 5À5.
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