Article
Mitochondrial DNA loss caused by ethanol in Saccharomyces flor yeasts.
Applied and environmental microbiology - 1 Jan 1997
Ibeas J I, Jimenez J
Abstract excerpt
Saccharomyces flor yeasts proliferate at the surface of sherry wine, which contains over 15% (vol) ethanol. Since ethanol is a powerful inducer of respiration-deficient mutants, this alcohol has been proposed to be the source of the high diversity found in the mitochondrial genomes of flor yeasts and other wine yeasts. Southern blot analysis suggests that mitochondrial DNA (mtDNA) polymorphic changes are due to...
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