Direct fermentation of corn to L(+)-lactic acid by Rhizopus oryz

Chemistry: molecular biology and microbiology – Micro-organism – tissue cell culture or enzyme using process... – Preparing oxygen-containing organic compound

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435939, C12P 756, C12R 1845

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active

049634860

ABSTRACT:
L(+)-lactic acid is produced in high yield by a direct one step fermentation of renewable biomass such as ground corn using Rhizopus oryzae in the presence of calcium carbonate. A kilogram of crushed corn yields over 350 grams high purity L(+)-lactic acid.

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Article by Doris Wolf (Finger Lakes Times, Geneva, N.Y., Jan. 23, 1989), discusses various products obtainable from corn .
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Dubois, Mickel et al., Anal. Chem., 28:350-356 (1956).
Yang "Direct Fermentation of Corn to L(+) lactic acid by Rhizopus oryzae" Biotech Letters, vol. 11, No. 4 (1989), pp. 299-300.
Yu et al., Biotech Letters, vol. 11, No. 8 (1988), pp. 597-600.

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