SE305636

SE305636

A procedure for the preparation of a new antibiotic substance, from the F.I. 1762, whose properties have been described in the description, characterized in that Streptomyces 1762 and its mutant are cultured under aerobic conditions in a liquid nutrient medium and mineral salts at a temperature betw...

Ausführliche Beschreibung

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Bibliographische Detailangaben
Hauptverfasser: GAETANI M, OREZZI P, DI MARCO A, CANEVAZZI G, GREIN A
Format: Patent
Sprache:eng
Schlagworte:
BEER
BIOCHEMISTRY
CHEMISTRY
ENZYMOLOGY
FERMENTATION OR ENZYME-USING PROCESSES TO SYNTHESISE A DESIREDCHEMICAL COMPOUND OR COMPOSITION OR TO SEPARATE OPTICAL ISOMERSFROM A RACEMIC MIXTURE
METALLURGY
MICROBIOLOGY
MUTATION OR GENETIC ENGINEERING
SPIRITS
VINEGAR
WINE
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Beschreibung
Zusammenfassung:A procedure for the preparation of a new antibiotic substance, from the F.I. 1762, whose properties have been described in the description, characterized in that Streptomyces 1762 and its mutant are cultured under aerobic conditions in a liquid nutrient medium and mineral salts at a temperature between 25º and 37º C, preferably 28º C, during a period of time from 3 to 7 days, preferably 5 days, and that the antibiotic formed is extracted from the fermentation broth at a pH between 8 and 9 by means of the usual water-immiscible solvents, and that the antibiotic FI 1762 is isolated and purified in known manner. (Machine-translation by Google Translate, not legally binding)