Screening of Some Romanian Raw Honeys and Their Probiotic Potential Evaluation

This study aimed to characterize raw honeys from different geographical origins in Romania, in respect of chemical composition, microbiological examination and evaluate their probiotic potential. The physico-chemical determinations were performed in APHIS-DIA Laboratory, Cluj-Napoca, Romania, using...

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Main Authors: Claudia Pașca, Liviu Alexandru Mărghitaș, Ioana Adriana Matei, Victorița Bonta, Rodica Mărgăoan, Florina Copaciu, Otilia Bobiș, Maria Graça Campos, Daniel Severus Dezmirean
Format: Article
Language:English
Published: MDPI AG 2021-06-01
Series:Applied Sciences
Subjects:
Online Access:https://www.mdpi.com/2076-3417/11/13/5816
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author Claudia Pașca
Liviu Alexandru Mărghitaș
Ioana Adriana Matei
Victorița Bonta
Rodica Mărgăoan
Florina Copaciu
Otilia Bobiș
Maria Graça Campos
Daniel Severus Dezmirean
author_facet Claudia Pașca
Liviu Alexandru Mărghitaș
Ioana Adriana Matei
Victorița Bonta
Rodica Mărgăoan
Florina Copaciu
Otilia Bobiș
Maria Graça Campos
Daniel Severus Dezmirean
author_sort Claudia Pașca
collection DOAJ
description This study aimed to characterize raw honeys from different geographical origins in Romania, in respect of chemical composition, microbiological examination and evaluate their probiotic potential. The physico-chemical determinations were performed in APHIS-DIA Laboratory, Cluj-Napoca, Romania, using standard validated methods. Bacterial identification was performed for each sample and each colony type using Vitek<sup>®</sup> 2 Compact 15 system and PCR amplification using 16S rDNA bacterial universal primers (27F, 1492R), species being confirm by sequences analysis. In five raw honey samples, we have identified probiotic bacteria, such as: <i>Bacillus mycoides</i>, <i>Bacillus thuringiensis</i>, <i>Bacillus amyloliquefaciens</i>, <i>Bacillus subtilis</i>, and <i>Bacillus velezensis.</i> Generally, all honey samples meet the standard values for chemical composition. However, one sample having 7.44% sucrose was found to have also probiotics bacteria from the genus Bacillus because sucrose is a substrate for probiotics development. In conclusion, the Romanian raw honey can be a potential reservoir of probiotics, which confer a health benefit for consumers.
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spelling doaj.art-9b98d10ee0764092b49076c1d707d4292023-11-22T01:24:17ZengMDPI AGApplied Sciences2076-34172021-06-011113581610.3390/app11135816Screening of Some Romanian Raw Honeys and Their Probiotic Potential EvaluationClaudia Pașca0Liviu Alexandru Mărghitaș1Ioana Adriana Matei2Victorița Bonta3Rodica Mărgăoan4Florina Copaciu5Otilia Bobiș6Maria Graça Campos7Daniel Severus Dezmirean8Department of Apiculture and Sericulture, Faculty of Animal Sciences and Biotechnologies, University of Agricultural Sciences and Veterinary Medicine Cluj-Napoca, Calea Mănăștur 3-5, 400372 Cluj-Napoca, RomaniaDepartment of Apiculture and Sericulture, Faculty of Animal Sciences and Biotechnologies, University of Agricultural Sciences and Veterinary Medicine Cluj-Napoca, Calea Mănăștur 3-5, 400372 Cluj-Napoca, RomaniaDepartment of Microbiology, Faculty of Veterinary Medicine, University of Agricultural Sciences and Veterinary Medicine Cluj-Napoca, Calea Mănăștur 3-5, 400372 Cluj-Napoca, RomaniaDepartment of Apiculture and Sericulture, Faculty of Animal Sciences and Biotechnologies, University of Agricultural Sciences and Veterinary Medicine Cluj-Napoca, Calea Mănăștur 3-5, 400372 Cluj-Napoca, RomaniaAdvanced Horticultural Research Institute of Transylvania, Faculty of Horticulture, University of Agricultural Sciences and Veterinary Medicine Cluj-Napoca, 400372 Cluj-Napoca, RomaniaDepartment of Chemistry and Biochemistry, Faculty of Animal Sciences and Biotechnologies, University of Agricultural Sciences and Veterinary Medicine, 400372 Cluj-Napoca, RomaniaDepartment of Apiculture and Sericulture, Faculty of Animal Sciences and Biotechnologies, University of Agricultural Sciences and Veterinary Medicine Cluj-Napoca, Calea Mănăștur 3-5, 400372 Cluj-Napoca, RomaniaCQ-Centre of Chemistry—Coimbra, Department of Chemistry, Faculty of Sciences and Technology, University of Coimbra, Rua Larga, 3004-535 Coimbra, PortugalDepartment of Apiculture and Sericulture, Faculty of Animal Sciences and Biotechnologies, University of Agricultural Sciences and Veterinary Medicine Cluj-Napoca, Calea Mănăștur 3-5, 400372 Cluj-Napoca, RomaniaThis study aimed to characterize raw honeys from different geographical origins in Romania, in respect of chemical composition, microbiological examination and evaluate their probiotic potential. The physico-chemical determinations were performed in APHIS-DIA Laboratory, Cluj-Napoca, Romania, using standard validated methods. Bacterial identification was performed for each sample and each colony type using Vitek<sup>®</sup> 2 Compact 15 system and PCR amplification using 16S rDNA bacterial universal primers (27F, 1492R), species being confirm by sequences analysis. In five raw honey samples, we have identified probiotic bacteria, such as: <i>Bacillus mycoides</i>, <i>Bacillus thuringiensis</i>, <i>Bacillus amyloliquefaciens</i>, <i>Bacillus subtilis</i>, and <i>Bacillus velezensis.</i> Generally, all honey samples meet the standard values for chemical composition. However, one sample having 7.44% sucrose was found to have also probiotics bacteria from the genus Bacillus because sucrose is a substrate for probiotics development. In conclusion, the Romanian raw honey can be a potential reservoir of probiotics, which confer a health benefit for consumers.https://www.mdpi.com/2076-3417/11/13/5816honeycombsfructooligosaccharides from honeyprobiotic <i>Bacillus</i> strainsphysicochemical characterizationantimicrobial activity
spellingShingle Claudia Pașca
Liviu Alexandru Mărghitaș
Ioana Adriana Matei
Victorița Bonta
Rodica Mărgăoan
Florina Copaciu
Otilia Bobiș
Maria Graça Campos
Daniel Severus Dezmirean
Screening of Some Romanian Raw Honeys and Their Probiotic Potential Evaluation
Applied Sciences
honeycombs
fructooligosaccharides from honey
probiotic <i>Bacillus</i> strains
physicochemical characterization
antimicrobial activity
title Screening of Some Romanian Raw Honeys and Their Probiotic Potential Evaluation
title_full Screening of Some Romanian Raw Honeys and Their Probiotic Potential Evaluation
title_fullStr Screening of Some Romanian Raw Honeys and Their Probiotic Potential Evaluation
title_full_unstemmed Screening of Some Romanian Raw Honeys and Their Probiotic Potential Evaluation
title_short Screening of Some Romanian Raw Honeys and Their Probiotic Potential Evaluation
title_sort screening of some romanian raw honeys and their probiotic potential evaluation
topic honeycombs
fructooligosaccharides from honey
probiotic <i>Bacillus</i> strains
physicochemical characterization
antimicrobial activity
url https://www.mdpi.com/2076-3417/11/13/5816
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