C - Chemistry – Metallurgy – 12 – P
Patent
C - Chemistry, Metallurgy
12
P
195/134.7
C12P 13/06 (2006.01)
Patent
CA 1155780
Ref. 01-5862 FERMENTATIVE PREPARATION OF L-ISOLEUCINE Abstract of the Disclosure L-isoleucine is prepared by cultivation of an analogue-resistant mutant of Brevibacterium thiogenitalis in an aqueous nutrient medium under aerobic conditions in the presence of from 0.001 to 15 w/v percent of a post-threonine precursor for L-isoleucine. The cultivation is preferably carried out at about 30°C and at a pH of 5 to 4. L-isoleucine is recovered from the fermentation broth.
375561
Calton Gary J.
Updike Mark H.
Gowling Lafleur Henderson Llp
Grace (w.r.) & Co.
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