One health pathogen surveillance demonstrated the dissemination of gut pathogens within the two coastal regions associated with intensive farming

Abstract Background Intensive aquaculture farming has caused significant degradation of coastal wetlands and has been proposed as a reservoir for pathogenic Vibrio spp. Results Gut pathogens including Vibrio spp., Salmonella spp., and Klebsiella spp. were isolated from bird feces, shrimp and wetland...

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Main Authors: Qingyao Wang, Yixiang Zhang, Qian Yang, Songzhe Fu, Baocheng Qu, Tom Defoirdt
Format: Article
Language:English
Published: BMC 2021-07-01
Series:Gut Pathogens
Subjects:
Online Access:https://doi.org/10.1186/s13099-021-00442-4
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author Qingyao Wang
Yixiang Zhang
Qian Yang
Songzhe Fu
Baocheng Qu
Tom Defoirdt
author_facet Qingyao Wang
Yixiang Zhang
Qian Yang
Songzhe Fu
Baocheng Qu
Tom Defoirdt
author_sort Qingyao Wang
collection DOAJ
description Abstract Background Intensive aquaculture farming has caused significant degradation of coastal wetlands and has been proposed as a reservoir for pathogenic Vibrio spp. Results Gut pathogens including Vibrio spp., Salmonella spp., and Klebsiella spp. were isolated from bird feces, shrimp and wetland water in two typical coastal regions of China in 2015 and 2017 and were subsequently subjected to whole-genome sequencing. Meanwhile, local patient isolates were also selected to confirm the epidemiological links. Bacterial community composition analyses of the sediments that were sampled in 2015 and 2017 were conducted by the hypervariable region 4 of the 16S rRNA gene. Together with the local clinical isolates, we observed highly related Vibrio isolates from waterbirds, wetlands and shrimp. Phylogenetic genome comparisons also demonstrated that sequence types ST3 and ST2414 Vibrio parahaemolyticus isolates obtained from aquatic animals were clonally related to patient isolates. Likewise, three Salmonella typhimurium isolates were also genomically related to one clinical strain. The results showed that farming activities significantly altered the community composition and resulted in the emergence of several pathogens, including Acinetobacter, Mycobacterium and Legionella. Conclusions In conclusion, our results demonstrated that intensive shrimp farming in wetlands has two devastating impacts: pathogen dissemination from aquatic animals into migratory birds and transmission of foodborne pathogens into local communities.
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spelling doaj.art-ce178d4447144472b8e6ff916275e43a2022-12-21T22:45:49ZengBMCGut Pathogens1757-47492021-07-0113111610.1186/s13099-021-00442-4One health pathogen surveillance demonstrated the dissemination of gut pathogens within the two coastal regions associated with intensive farmingQingyao Wang0Yixiang Zhang1Qian Yang2Songzhe Fu3Baocheng Qu4Tom Defoirdt5College of Marine Science and Environment, Dalian Ocean UniversityCAS Center for Excellence in Molecular Plant Sciences, Shanghai Institutes for Biological Sciences (SIBS), Chinese Academy of SciencesCenter for Microbial Ecology and Technology (CMET), Ghent UniversityCollege of Marine Science and Environment, Dalian Ocean UniversityCollege of Marine Science and Environment, Dalian Ocean UniversityCenter for Microbial Ecology and Technology (CMET), Ghent UniversityAbstract Background Intensive aquaculture farming has caused significant degradation of coastal wetlands and has been proposed as a reservoir for pathogenic Vibrio spp. Results Gut pathogens including Vibrio spp., Salmonella spp., and Klebsiella spp. were isolated from bird feces, shrimp and wetland water in two typical coastal regions of China in 2015 and 2017 and were subsequently subjected to whole-genome sequencing. Meanwhile, local patient isolates were also selected to confirm the epidemiological links. Bacterial community composition analyses of the sediments that were sampled in 2015 and 2017 were conducted by the hypervariable region 4 of the 16S rRNA gene. Together with the local clinical isolates, we observed highly related Vibrio isolates from waterbirds, wetlands and shrimp. Phylogenetic genome comparisons also demonstrated that sequence types ST3 and ST2414 Vibrio parahaemolyticus isolates obtained from aquatic animals were clonally related to patient isolates. Likewise, three Salmonella typhimurium isolates were also genomically related to one clinical strain. The results showed that farming activities significantly altered the community composition and resulted in the emergence of several pathogens, including Acinetobacter, Mycobacterium and Legionella. Conclusions In conclusion, our results demonstrated that intensive shrimp farming in wetlands has two devastating impacts: pathogen dissemination from aquatic animals into migratory birds and transmission of foodborne pathogens into local communities.https://doi.org/10.1186/s13099-021-00442-4Vibrio parahaemolyticusVibrio vulnificusWetlandsOne healthShrimp farming
spellingShingle Qingyao Wang
Yixiang Zhang
Qian Yang
Songzhe Fu
Baocheng Qu
Tom Defoirdt
One health pathogen surveillance demonstrated the dissemination of gut pathogens within the two coastal regions associated with intensive farming
Gut Pathogens
Vibrio parahaemolyticus
Vibrio vulnificus
Wetlands
One health
Shrimp farming
title One health pathogen surveillance demonstrated the dissemination of gut pathogens within the two coastal regions associated with intensive farming
title_full One health pathogen surveillance demonstrated the dissemination of gut pathogens within the two coastal regions associated with intensive farming
title_fullStr One health pathogen surveillance demonstrated the dissemination of gut pathogens within the two coastal regions associated with intensive farming
title_full_unstemmed One health pathogen surveillance demonstrated the dissemination of gut pathogens within the two coastal regions associated with intensive farming
title_short One health pathogen surveillance demonstrated the dissemination of gut pathogens within the two coastal regions associated with intensive farming
title_sort one health pathogen surveillance demonstrated the dissemination of gut pathogens within the two coastal regions associated with intensive farming
topic Vibrio parahaemolyticus
Vibrio vulnificus
Wetlands
One health
Shrimp farming
url https://doi.org/10.1186/s13099-021-00442-4
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