The Impact of Phytases on the Release of Bioactive Inositols, the Profile of Inositol Phosphates, and the Release of Selected Minerals in the Technology of Buckwheat Beer Production

A relatively high concentration of phytate in buckwheat malt, and the low activity of endogenous buckwheat phytases, both of which limit the effective use of substrates (starch, proteins, minerals) for fermentation and yeast metabolism, gives rise to the potential for application of phytases in beer...

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Main Authors: Robert Duliński, Marek Zdaniewicz, Aneta Pater, Dagmara Poniewska, Krzysztof Żyła
Format: Article
Language:English
Published: MDPI AG 2020-01-01
Series:Biomolecules
Subjects:
Online Access:https://www.mdpi.com/2218-273X/10/2/166
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author Robert Duliński
Marek Zdaniewicz
Aneta Pater
Dagmara Poniewska
Krzysztof Żyła
author_facet Robert Duliński
Marek Zdaniewicz
Aneta Pater
Dagmara Poniewska
Krzysztof Żyła
author_sort Robert Duliński
collection DOAJ
description A relatively high concentration of phytate in buckwheat malt, and the low activity of endogenous buckwheat phytases, both of which limit the effective use of substrates (starch, proteins, minerals) for fermentation and yeast metabolism, gives rise to the potential for application of phytases in beer production. This study aims at obtaining a 100% buckwheat wort with high bioactive cyclitols (<i>myo</i>-inositol and D-<i>chiro</i>-inositol) concentrations released by exogenous phytases and acid phosphatases. Two mashing programs were used in the study, i.e., (1) typical for basic raw materials, namely the well-established Congress method, and (2) optimized for phytase activity. The results indicated a nearly 50% increase in the level of bioactive <i>myo</i>-inositol and an 80% degradation of phytate in the wort as a result of simultaneous application of phytase and phosphatase enzymes in the mashing of buckwheat malt. In addition, high D-<i>chiro</i>-inositol concentrations were released from malt to the buckwheat wort. The concerted action of the two phytases significantly increased (19&#8722;44%) Zn<sup>2+</sup> concentrations in wort. This may be of great importance during mash fermentation by <i>Saccharomyces cerevisiae</i> yeasts. There is a potential to develop technology for buckwheat beer production, which, in addition to being free from gluten, comprises high levels of bioactive <i>myo-</i> and <i>D-chiro</i>-inositols.
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spelling doaj.art-c022dc176be84e32a589de026b5ea8472022-12-22T02:52:18ZengMDPI AGBiomolecules2218-273X2020-01-0110216610.3390/biom10020166biom10020166The Impact of Phytases on the Release of Bioactive Inositols, the Profile of Inositol Phosphates, and the Release of Selected Minerals in the Technology of Buckwheat Beer ProductionRobert Duliński0Marek Zdaniewicz1Aneta Pater2Dagmara Poniewska3Krzysztof Żyła4Department of Biotechnology and General Technology of Food, Faculty of Food Technology, Agricultural University in Krakow, Balicka 122, 30-149 Krakow, PolandDepartment of Fermentation Technology and Microbiology, Faculty of Food Technology, Agricultural University in Krakow, Balicka 122, 30-149 Krakow, PolandDepartment of Fermentation Technology and Microbiology, Faculty of Food Technology, Agricultural University in Krakow, Balicka 122, 30-149 Krakow, PolandDepartment of Biotechnology and General Technology of Food, Faculty of Food Technology, Agricultural University in Krakow, Balicka 122, 30-149 Krakow, PolandDepartment of Biotechnology and General Technology of Food, Faculty of Food Technology, Agricultural University in Krakow, Balicka 122, 30-149 Krakow, PolandA relatively high concentration of phytate in buckwheat malt, and the low activity of endogenous buckwheat phytases, both of which limit the effective use of substrates (starch, proteins, minerals) for fermentation and yeast metabolism, gives rise to the potential for application of phytases in beer production. This study aims at obtaining a 100% buckwheat wort with high bioactive cyclitols (<i>myo</i>-inositol and D-<i>chiro</i>-inositol) concentrations released by exogenous phytases and acid phosphatases. Two mashing programs were used in the study, i.e., (1) typical for basic raw materials, namely the well-established Congress method, and (2) optimized for phytase activity. The results indicated a nearly 50% increase in the level of bioactive <i>myo</i>-inositol and an 80% degradation of phytate in the wort as a result of simultaneous application of phytase and phosphatase enzymes in the mashing of buckwheat malt. In addition, high D-<i>chiro</i>-inositol concentrations were released from malt to the buckwheat wort. The concerted action of the two phytases significantly increased (19&#8722;44%) Zn<sup>2+</sup> concentrations in wort. This may be of great importance during mash fermentation by <i>Saccharomyces cerevisiae</i> yeasts. There is a potential to develop technology for buckwheat beer production, which, in addition to being free from gluten, comprises high levels of bioactive <i>myo-</i> and <i>D-chiro</i>-inositols.https://www.mdpi.com/2218-273X/10/2/166d-<i>chiro</i>-inositol<i>myo</i>-inositolbuckwheat beerhpaec-padinositol phosphates profile
spellingShingle Robert Duliński
Marek Zdaniewicz
Aneta Pater
Dagmara Poniewska
Krzysztof Żyła
The Impact of Phytases on the Release of Bioactive Inositols, the Profile of Inositol Phosphates, and the Release of Selected Minerals in the Technology of Buckwheat Beer Production
Biomolecules
d-<i>chiro</i>-inositol
<i>myo</i>-inositol
buckwheat beer
hpaec-pad
inositol phosphates profile
title The Impact of Phytases on the Release of Bioactive Inositols, the Profile of Inositol Phosphates, and the Release of Selected Minerals in the Technology of Buckwheat Beer Production
title_full The Impact of Phytases on the Release of Bioactive Inositols, the Profile of Inositol Phosphates, and the Release of Selected Minerals in the Technology of Buckwheat Beer Production
title_fullStr The Impact of Phytases on the Release of Bioactive Inositols, the Profile of Inositol Phosphates, and the Release of Selected Minerals in the Technology of Buckwheat Beer Production
title_full_unstemmed The Impact of Phytases on the Release of Bioactive Inositols, the Profile of Inositol Phosphates, and the Release of Selected Minerals in the Technology of Buckwheat Beer Production
title_short The Impact of Phytases on the Release of Bioactive Inositols, the Profile of Inositol Phosphates, and the Release of Selected Minerals in the Technology of Buckwheat Beer Production
title_sort impact of phytases on the release of bioactive inositols the profile of inositol phosphates and the release of selected minerals in the technology of buckwheat beer production
topic d-<i>chiro</i>-inositol
<i>myo</i>-inositol
buckwheat beer
hpaec-pad
inositol phosphates profile
url https://www.mdpi.com/2218-273X/10/2/166
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