Anthelmintic Baiting of Foxes against Urban Contamination with Echinococcus multilocularis

In recent years, increases in the urban fox population have been observed in many countries of the Northern Hemisphere. As a result, Echinococcus multilocularis has entered the urban environment. Because of a possible increased risk for alveolar echinococcosis, intervention strategies need to be eva...

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Main Authors: Daniel Hegglin, Paul I. Ward, Peter Deplazes
Format: Article
Language:English
Published: Centers for Disease Control and Prevention 2003-10-01
Series:Emerging Infectious Diseases
Subjects:
Online Access:https://wwwnc.cdc.gov/eid/article/9/10/03-0138_article
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author Daniel Hegglin
Paul I. Ward
Peter Deplazes
author_facet Daniel Hegglin
Paul I. Ward
Peter Deplazes
author_sort Daniel Hegglin
collection DOAJ
description In recent years, increases in the urban fox population have been observed in many countries of the Northern Hemisphere. As a result, Echinococcus multilocularis has entered the urban environment. Because of a possible increased risk for alveolar echinococcosis, intervention strategies need to be evaluated. In Zürich, Switzerland, 50 praziquantel-containing baits per km2 were distributed monthly in six 1-km2 bait areas and one 6-km2 bait area from April 2000 through October 2001. The proportion of E. multilocularis coproantigen–positive fox fecal samples collected remained unchanged in six control areas but decreased significantly in the 1-km2 bait areas (from 38.6% to 5.5%) and in the 6-km2 bait area (from 66.7% to 1.8%). E. multilocularis prevalence in the intermediate host Arvicola terrestris also decreased significantly in baited areas. This controlled baiting study shows that a pronounced reduction of E. multilocularis egg contamination is feasible in urban areas where the organism is highly endemic.
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spelling doaj.art-d1f5c01077104e5da3491dd823ac53642022-12-22T01:38:10ZengCenters for Disease Control and PreventionEmerging Infectious Diseases1080-60401080-60592003-10-019101266127210.3201/eid0910.030138Anthelmintic Baiting of Foxes against Urban Contamination with Echinococcus multilocularisDaniel HegglinPaul I. WardPeter DeplazesIn recent years, increases in the urban fox population have been observed in many countries of the Northern Hemisphere. As a result, Echinococcus multilocularis has entered the urban environment. Because of a possible increased risk for alveolar echinococcosis, intervention strategies need to be evaluated. In Zürich, Switzerland, 50 praziquantel-containing baits per km2 were distributed monthly in six 1-km2 bait areas and one 6-km2 bait area from April 2000 through October 2001. The proportion of E. multilocularis coproantigen–positive fox fecal samples collected remained unchanged in six control areas but decreased significantly in the 1-km2 bait areas (from 38.6% to 5.5%) and in the 6-km2 bait area (from 66.7% to 1.8%). E. multilocularis prevalence in the intermediate host Arvicola terrestris also decreased significantly in baited areas. This controlled baiting study shows that a pronounced reduction of E. multilocularis egg contamination is feasible in urban areas where the organism is highly endemic.https://wwwnc.cdc.gov/eid/article/9/10/03-0138_articleGermany
spellingShingle Daniel Hegglin
Paul I. Ward
Peter Deplazes
Anthelmintic Baiting of Foxes against Urban Contamination with Echinococcus multilocularis
Emerging Infectious Diseases
Germany
title Anthelmintic Baiting of Foxes against Urban Contamination with Echinococcus multilocularis
title_full Anthelmintic Baiting of Foxes against Urban Contamination with Echinococcus multilocularis
title_fullStr Anthelmintic Baiting of Foxes against Urban Contamination with Echinococcus multilocularis
title_full_unstemmed Anthelmintic Baiting of Foxes against Urban Contamination with Echinococcus multilocularis
title_short Anthelmintic Baiting of Foxes against Urban Contamination with Echinococcus multilocularis
title_sort anthelmintic baiting of foxes against urban contamination with echinococcus multilocularis
topic Germany
url https://wwwnc.cdc.gov/eid/article/9/10/03-0138_article
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