Use of molecular methods for the identification of yeast species isolated from fermentations of table olives produced traditionally in Kahramanmaraş

In this study, yeast species involved in the naturally fermented green table olive produced in Southern Turkey were investigated. Table olive samples were prepared with regional olive cultivars and traditional methods were employed in the production. Yeasts were isolated from the brines of the samp...

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Main Authors: S. Ayman, Y. Gezginc
Format: Article
Language:English
Published: Consejo Superior de Investigaciones Científicas 2023-11-01
Series:Grasas y Aceites
Subjects:
Online Access:https://grasasyaceites.revistas.csic.es/index.php/grasasyaceites/article/view/2081
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author S. Ayman
Y. Gezginc
author_facet S. Ayman
Y. Gezginc
author_sort S. Ayman
collection DOAJ
description In this study, yeast species involved in the naturally fermented green table olive produced in Southern Turkey were investigated. Table olive samples were prepared with regional olive cultivars and traditional methods were employed in the production. Yeasts were isolated from the brines of the samples at the late fermentation stage and identified at the species level by the DNA sequences of the D1/D2 domain of 26S rRNA genes. The D1/D2 domains were amplified by PCR, sequenced and compared to reference sequences deposited in the NCBI database. According to the results, isolated yeasts belonged to the Candida, Debaryomyces, and Rhodotorula genera and salt tolerant species were dominant as the salt content of the brines exceeded 11%. Among the determined species, Candida oleophila was the most dominant one and it was thought that isolated strains of Candida oleophila may be taken into consideration to be used as starter culture in table olive production.
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spelling doaj.art-30988fd650cb415c8c391d78c5d83a532024-01-29T12:10:02ZengConsejo Superior de Investigaciones CientíficasGrasas y Aceites0017-34951988-42142023-11-0174410.3989/gya.1213222Use of molecular methods for the identification of yeast species isolated from fermentations of table olives produced traditionally in KahramanmaraşS. Ayman0Y. Gezginc1Kahramanmaraş Sütcü Imam University, Faculty of Engineering and Architecture, Food Engineering DepartmentKahramanmaraş Sütcü Imam University, Faculty of Engineering and Architecture, Food Engineering Department, In this study, yeast species involved in the naturally fermented green table olive produced in Southern Turkey were investigated. Table olive samples were prepared with regional olive cultivars and traditional methods were employed in the production. Yeasts were isolated from the brines of the samples at the late fermentation stage and identified at the species level by the DNA sequences of the D1/D2 domain of 26S rRNA genes. The D1/D2 domains were amplified by PCR, sequenced and compared to reference sequences deposited in the NCBI database. According to the results, isolated yeasts belonged to the Candida, Debaryomyces, and Rhodotorula genera and salt tolerant species were dominant as the salt content of the brines exceeded 11%. Among the determined species, Candida oleophila was the most dominant one and it was thought that isolated strains of Candida oleophila may be taken into consideration to be used as starter culture in table olive production. https://grasasyaceites.revistas.csic.es/index.php/grasasyaceites/article/view/2081FermentationMolecular identificationSaltTable oliveTraditionalYeast
spellingShingle S. Ayman
Y. Gezginc
Use of molecular methods for the identification of yeast species isolated from fermentations of table olives produced traditionally in Kahramanmaraş
Grasas y Aceites
Fermentation
Molecular identification
Salt
Table olive
Traditional
Yeast
title Use of molecular methods for the identification of yeast species isolated from fermentations of table olives produced traditionally in Kahramanmaraş
title_full Use of molecular methods for the identification of yeast species isolated from fermentations of table olives produced traditionally in Kahramanmaraş
title_fullStr Use of molecular methods for the identification of yeast species isolated from fermentations of table olives produced traditionally in Kahramanmaraş
title_full_unstemmed Use of molecular methods for the identification of yeast species isolated from fermentations of table olives produced traditionally in Kahramanmaraş
title_short Use of molecular methods for the identification of yeast species isolated from fermentations of table olives produced traditionally in Kahramanmaraş
title_sort use of molecular methods for the identification of yeast species isolated from fermentations of table olives produced traditionally in kahramanmaras
topic Fermentation
Molecular identification
Salt
Table olive
Traditional
Yeast
url https://grasasyaceites.revistas.csic.es/index.php/grasasyaceites/article/view/2081
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