Abstract
The induction of fermentation was studied in Candida utilis, a Crabtree-negative, respiratory yeast. This process occurs under oxygen-limiting conditions in the presence of a fermentable substrate and is the result of de novo enzyme synthesis. Induction occurs at permissive growth temperatures and its inhibition at 45 ° C is accompanied by loss of ability to take up glucose. The ability to be induced to an increased fermentative state is characteristic of all Crabtree-negative yeasts observed with the exception of an obligate aerobe, Hansenula wingei. No similar process occurs in the Crabtree-positive yeasts.
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Franzblau, S.G., Sinclair, N.A. Induction of fermentation in Crabtree-negative yeasts. Mycopathologia 82, 185–190 (1983). https://doi.org/10.1007/BF00439225
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DOI: https://doi.org/10.1007/BF00439225