Oblon, Spivak, McClelland, Maier & Neustadt, P.C.
Process for producing L-amino acids
 A microorganism, which has an ability to produce L-amino acid, especially L-phenylalanine, L-tryptophane, L-tyrosine, L-threonine, or L-isoleucine, in which a phosphoenolpyruvate-producing ability is enhanced, is cultivated in a medium so that the L-amino acid is produced and accumulated in the medium to collect the L-amino acid. 
Ajinomoto Co., Inc.
C
C12P
inventional
Hiroko Yukiko Masako Osamu Hisao
Kishino Ono Izui Kurahashi Ito