| 摘要 |
1297989 Tyrosine AJINOMOTO CO Inc 28 Oct 1970 [29 Oct 1969] 51318/70 Heading C2C A process for producing L-tyrosine comprises selecting a micro-organic strain which is a mutant capable of growing on or in a culture medium containing an amount of m-fluorophenylalanine sufficient to suppress growth of the parent strain of said mutant strain, and which is capable of producing extracellular L- tyrosine when grown on or in a nutrient medium containing sources of assimilable carbon and nitrogen and inorganic salts, culturing the selected micro-organic strain on or in the nutrient medium until L-tyrosine accumulates in the medium and recovering the accumulated L-tyrosine from the nutrient medium.
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