Animal Reservoir Hosts and Fish-borne Zoonotic Trematode Infections on Fish Farms, Vietnam

Fish-borne zoonotic trematodes (FZT) pose a risk to human food safety and health and may cause substantial economic losses in the aquaculture industry. In Nghe An Province, Vietnam, low prevalence of FZT for fish farmers but high prevalence for fish indicate that reservoir hosts other than humans ma...

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Main Authors: Nguyen Thi Lan Anh, Nguyen Thi Phuong, K. Darwin Murrell, Maria Vang Johansen, Anders Dalsgaard, Luong To Thu, Tran Thi Kim Chi, Stig Milan Thamsborg
Format: Article
Language:English
Published: Centers for Disease Control and Prevention 2009-04-01
Series:Emerging Infectious Diseases
Subjects:
Online Access:https://wwwnc.cdc.gov/eid/article/15/4/08-1147_article
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author Nguyen Thi Lan Anh
Nguyen Thi Phuong
K. Darwin Murrell
Maria Vang Johansen
Anders Dalsgaard
Luong To Thu
Tran Thi Kim Chi
Stig Milan Thamsborg
author_facet Nguyen Thi Lan Anh
Nguyen Thi Phuong
K. Darwin Murrell
Maria Vang Johansen
Anders Dalsgaard
Luong To Thu
Tran Thi Kim Chi
Stig Milan Thamsborg
author_sort Nguyen Thi Lan Anh
collection DOAJ
description Fish-borne zoonotic trematodes (FZT) pose a risk to human food safety and health and may cause substantial economic losses in the aquaculture industry. In Nghe An Province, Vietnam, low prevalence of FZT for fish farmers but high prevalence for fish indicate that reservoir hosts other than humans may play a role in sustaining transmission. To determine whether domestic animals may be reservoir hosts, we assessed prevalence and species composition of FZT infections in dogs, cats, and pigs in a fish-farming community in Vietnam. Feces from 35 cats, 80 dogs, and 114 pigs contained small trematode eggs at 48.6%, 35.0%, and 14.4%, respectively; 7 species of adult FZT were recovered from these hosts. These results, combined with data from previous investigations in this community, imply that domestic animals serve as reservoir hosts for FZT and therefore must be included in any control programs to prevent FZT infection in humans.
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spelling doaj.art-e8c010f91e9a4ce2abeeb5f94fbcbe9a2022-12-22T03:15:43ZengCenters for Disease Control and PreventionEmerging Infectious Diseases1080-60401080-60592009-04-0115454054610.3201/eid1504.081147Animal Reservoir Hosts and Fish-borne Zoonotic Trematode Infections on Fish Farms, VietnamNguyen Thi Lan AnhNguyen Thi PhuongK. Darwin MurrellMaria Vang JohansenAnders DalsgaardLuong To ThuTran Thi Kim ChiStig Milan ThamsborgFish-borne zoonotic trematodes (FZT) pose a risk to human food safety and health and may cause substantial economic losses in the aquaculture industry. In Nghe An Province, Vietnam, low prevalence of FZT for fish farmers but high prevalence for fish indicate that reservoir hosts other than humans may play a role in sustaining transmission. To determine whether domestic animals may be reservoir hosts, we assessed prevalence and species composition of FZT infections in dogs, cats, and pigs in a fish-farming community in Vietnam. Feces from 35 cats, 80 dogs, and 114 pigs contained small trematode eggs at 48.6%, 35.0%, and 14.4%, respectively; 7 species of adult FZT were recovered from these hosts. These results, combined with data from previous investigations in this community, imply that domestic animals serve as reservoir hosts for FZT and therefore must be included in any control programs to prevent FZT infection in humans.https://wwwnc.cdc.gov/eid/article/15/4/08-1147_articleZoonosisfish-borne trematodesparasitesreservoir hostsfishaquaculture
spellingShingle Nguyen Thi Lan Anh
Nguyen Thi Phuong
K. Darwin Murrell
Maria Vang Johansen
Anders Dalsgaard
Luong To Thu
Tran Thi Kim Chi
Stig Milan Thamsborg
Animal Reservoir Hosts and Fish-borne Zoonotic Trematode Infections on Fish Farms, Vietnam
Emerging Infectious Diseases
Zoonosis
fish-borne trematodes
parasites
reservoir hosts
fish
aquaculture
title Animal Reservoir Hosts and Fish-borne Zoonotic Trematode Infections on Fish Farms, Vietnam
title_full Animal Reservoir Hosts and Fish-borne Zoonotic Trematode Infections on Fish Farms, Vietnam
title_fullStr Animal Reservoir Hosts and Fish-borne Zoonotic Trematode Infections on Fish Farms, Vietnam
title_full_unstemmed Animal Reservoir Hosts and Fish-borne Zoonotic Trematode Infections on Fish Farms, Vietnam
title_short Animal Reservoir Hosts and Fish-borne Zoonotic Trematode Infections on Fish Farms, Vietnam
title_sort animal reservoir hosts and fish borne zoonotic trematode infections on fish farms vietnam
topic Zoonosis
fish-borne trematodes
parasites
reservoir hosts
fish
aquaculture
url https://wwwnc.cdc.gov/eid/article/15/4/08-1147_article
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