title: Synthesis of L-3,4-dihydroxyphenylalanine from L-tyrosine by microorganisms.
abstract: l-3, 4-Dihydroxyphenylalanine can be synthesized efficiently from l-tyrosine under acidic conditions by Aspergillus oryzae and other fungi.
mesh_terms: D000332:Aerobiosis; D001230:Aspergillus / Q000254:growth & development / Q000378:metabolism*; D003470:Culture Media; D004295:Dihydroxyphenylalanine / Q000032:analysis / Q000096:biosynthesis*; D006863:Hydrogen-Ion Concentration; D007259:Infrared Rays; D010084:Oxidation-Reduction; D013057:Spectrum Analysis; D013237:Stereoisomerism; D013696:Temperature; D014443:Tyrosine / Q000378:metabolism*
chemical_list: D003470:Culture Media; D014443:Tyrosine; D004295:Dihydroxyphenylalanine