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Evaluation of the antimicrobial activity of natural extracts upon wine spoilage microorganisms

Research output: Chapter in Book/Report/Conference proceedingChapterpeer-review

Abstract

The present work evaluated the activity of Vaccinium corymbosum, Prunus cerasus and Quercus ilex aqueous extracts against the wine spoilage yeasts Dekkera/Bretanomyces. Minimum Inhibitory Concentrations (MIC) and Minimum Lethal Concentrations (MLC) were determined for several strains and time-death assays, for the most active extracts, were performed. The results showed that among all extracts only V. corymbosum fruit decoction and P. cerasus fruit infusion exhibited antimicrobial activity, with MLC values of 200 and in the range 300-500 mg/ml, respectively. Time-death curves were performed for V. corymbosum fruit decoction, with a significant viable cell count reduction of 4-5 log cycles in 48 h being attained.
Original languageEnglish
Title of host publicationIndustrial, medical and environmental applications of microorganisms
Subtitle of host publicationcurrent status and trends
EditorsAntonio Méndez-Vilas
PublisherBrill
Pages299-303
Number of pages5
ISBN (Electronic)9789086867950
ISBN (Print)9789086862436
DOIs
Publication statusPublished - 22 May 2014
EventBioMicroWorld2013: V International Conference on Environmental, Industrial and Applied Microbiology - Universidad Complutense de Madrid, Madrid, Spain
Duration: 2 Oct 20134 Oct 2013

Conference

ConferenceBioMicroWorld2013
Abbreviated titleBioMicroWorld2013
Country/TerritorySpain
CityMadrid
Period2/10/134/10/13

Keywords

  • Natural extracts
  • Wine spoilage

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