PROCESS FOR THE PRODUCTION OF L-TRYPTOPHAN BY A FERMENTATION PROCESS

摘要

A method for producing L-tryptophan by fermentation which comprises aerobically culturing in a culture medium a mutant of the genus Corynebacterium or genus Brevibacterium which is resistant to sulfaguanidine and capable of producing L-tryptophan, and recovering the L-tryptophan which has accumulated in the culture medium.