Occurrence of Biogenic Amines Producers in the Wastewater of the Dairy Industry

Out of six samples of wastewater produced in the dairy industry, taken in 2017 at various places of dairy operations, 86 bacterial strains showing decarboxylase activity were isolated. From the wastewater samples, the species of genera <i>Staphylococcus, Lactococcus, Enterococcus, Microbacteri...

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Main Authors: Petra Jančová, Vendula Pachlová, Erika Čechová, Karolína Cedidlová, Jana Šerá, Hana Pištěková, František Buňka, Leona Buňková
Format: Article
Language:English
Published: MDPI AG 2020-11-01
Series:Molecules
Subjects:
Online Access:https://www.mdpi.com/1420-3049/25/21/5143
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author Petra Jančová
Vendula Pachlová
Erika Čechová
Karolína Cedidlová
Jana Šerá
Hana Pištěková
František Buňka
Leona Buňková
author_facet Petra Jančová
Vendula Pachlová
Erika Čechová
Karolína Cedidlová
Jana Šerá
Hana Pištěková
František Buňka
Leona Buňková
author_sort Petra Jančová
collection DOAJ
description Out of six samples of wastewater produced in the dairy industry, taken in 2017 at various places of dairy operations, 86 bacterial strains showing decarboxylase activity were isolated. From the wastewater samples, the species of genera <i>Staphylococcus, Lactococcus, Enterococcus, Microbacterium, Kocuria, Acinetobacter, Pseudomonas, Aeromonas, Klebsiella</i> and <i>Enterobacter</i> were identified by the MALDI-TOF MS and biochemical methods. The <i>in vitro</i> produced quantity of eight biogenic amines (BAs) was detected by the HPLC/UV–Vis method. All the isolated bacteria were able to produce four to eight BAs. Tyramine, putrescine and cadaverine belonged to the most frequently produced BAs. Of the isolated bacteria, 41% were able to produce BAs in amounts >100 mg L<sup>−1</sup>. Therefore, wastewater embodies a potential vector of transmission of decarboxylase positive microorganisms, which should be taken into consideration in hazard analyses within foodstuff safety control. The parameters of this wastewater (contents of nitrites, nitrates, phosphates, and proteins) were also monitored.
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spelling doaj.art-312aad27f3b0488580df20b7f4cd21612023-11-20T19:50:20ZengMDPI AGMolecules1420-30492020-11-012521514310.3390/molecules25215143Occurrence of Biogenic Amines Producers in the Wastewater of the Dairy IndustryPetra Jančová0Vendula Pachlová1Erika Čechová2Karolína Cedidlová3Jana Šerá4Hana Pištěková5František Buňka6Leona Buňková7Department of Environmental Protection Engineering, Faculty of Technology, Tomas Bata University in Zlín, Vavrečkova 275, 760 01 Zlín, Czech RepublicDepartment of Food Technology, Faculty of Technology, Tomas Bata University in Zlín, Vavrečkova 275, 760 01 Zlín, Czech RepublicDepartment of Environmental Protection Engineering, Faculty of Technology, Tomas Bata University in Zlín, Vavrečkova 275, 760 01 Zlín, Czech RepublicDepartment of Environmental Protection Engineering, Faculty of Technology, Tomas Bata University in Zlín, Vavrečkova 275, 760 01 Zlín, Czech RepublicDepartment of Environmental Protection Engineering, Faculty of Technology, Tomas Bata University in Zlín, Vavrečkova 275, 760 01 Zlín, Czech RepublicDepartment of Environmental Protection Engineering, Faculty of Technology, Tomas Bata University in Zlín, Vavrečkova 275, 760 01 Zlín, Czech RepublicFood Research Laboratory, Department of Logistics, Faculty of Military Leadership, University of Defence, Kounicova 65, 662 10 Brno, Czech RepublicDepartment of Environmental Protection Engineering, Faculty of Technology, Tomas Bata University in Zlín, Vavrečkova 275, 760 01 Zlín, Czech RepublicOut of six samples of wastewater produced in the dairy industry, taken in 2017 at various places of dairy operations, 86 bacterial strains showing decarboxylase activity were isolated. From the wastewater samples, the species of genera <i>Staphylococcus, Lactococcus, Enterococcus, Microbacterium, Kocuria, Acinetobacter, Pseudomonas, Aeromonas, Klebsiella</i> and <i>Enterobacter</i> were identified by the MALDI-TOF MS and biochemical methods. The <i>in vitro</i> produced quantity of eight biogenic amines (BAs) was detected by the HPLC/UV–Vis method. All the isolated bacteria were able to produce four to eight BAs. Tyramine, putrescine and cadaverine belonged to the most frequently produced BAs. Of the isolated bacteria, 41% were able to produce BAs in amounts >100 mg L<sup>−1</sup>. Therefore, wastewater embodies a potential vector of transmission of decarboxylase positive microorganisms, which should be taken into consideration in hazard analyses within foodstuff safety control. The parameters of this wastewater (contents of nitrites, nitrates, phosphates, and proteins) were also monitored.https://www.mdpi.com/1420-3049/25/21/5143wastewaterbacteriadecarboxylase activitybiogenic amines
spellingShingle Petra Jančová
Vendula Pachlová
Erika Čechová
Karolína Cedidlová
Jana Šerá
Hana Pištěková
František Buňka
Leona Buňková
Occurrence of Biogenic Amines Producers in the Wastewater of the Dairy Industry
Molecules
wastewater
bacteria
decarboxylase activity
biogenic amines
title Occurrence of Biogenic Amines Producers in the Wastewater of the Dairy Industry
title_full Occurrence of Biogenic Amines Producers in the Wastewater of the Dairy Industry
title_fullStr Occurrence of Biogenic Amines Producers in the Wastewater of the Dairy Industry
title_full_unstemmed Occurrence of Biogenic Amines Producers in the Wastewater of the Dairy Industry
title_short Occurrence of Biogenic Amines Producers in the Wastewater of the Dairy Industry
title_sort occurrence of biogenic amines producers in the wastewater of the dairy industry
topic wastewater
bacteria
decarboxylase activity
biogenic amines
url https://www.mdpi.com/1420-3049/25/21/5143
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