Chemistry: molecular biology and microbiology – Micro-organism – tissue cell culture or enzyme using process... – Preparing alpha or beta amino acid or substituted amino acid...
Patent
1991-07-17
1993-10-26
Marx, Irene
Chemistry: molecular biology and microbiology
Micro-organism, tissue cell culture or enzyme using process...
Preparing alpha or beta amino acid or substituted amino acid...
4352529, 435260, 435849, C12P 1322, C12N 104, C12N 120
Patent
active
052565513
ABSTRACT:
A method of selectively inhibiting pyruvic acid decomposition activity in microorganism cells containing tryptophanase or a treated product thereof, which comprises heat-treating said cells or the treated product thereof in the presence of an ammonium ion.
REFERENCES:
"Patent Abstracts of Japan", unexamined applications, C field, vol. 12, No. 391, Oct. 18, 1988, p. 83 C 537.
"Patent Abstracts of Japan", unexamined applications, C field, vol. 11, No. 365, Nov. 27, 1987, p. 1 C 460.
Endo Fuzio
Shimazu Mitsunobu
Terasawa Masato
Yukawa Hideaki
Marx Irene
Research Association for Utilization of Light Oil
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