Multiple factors affecting Ixodes ricinus ticks and associated pathogens in European temperate ecosystems (northeastern France)

Abstract In Europe, the main vector of tick-borne zoonoses is Ixodes ricinus, which has three life stages. During their development cycle, ticks take three separate blood meals from a wide variety of vertebrate hosts, during which they can acquire and transmit human pathogens such as Borrelia burgdo...

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Main Authors: Nathalie Boulanger, Delphine Aran, Armand Maul, Baba Issa Camara, Cathy Barthel, Marie Zaffino, Marie-Claire Lett, Annick Schnitzler, Pascale Bauda
Format: Article
Language:English
Published: Nature Portfolio 2024-04-01
Series:Scientific Reports
Online Access:https://doi.org/10.1038/s41598-024-59867-x
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author Nathalie Boulanger
Delphine Aran
Armand Maul
Baba Issa Camara
Cathy Barthel
Marie Zaffino
Marie-Claire Lett
Annick Schnitzler
Pascale Bauda
author_facet Nathalie Boulanger
Delphine Aran
Armand Maul
Baba Issa Camara
Cathy Barthel
Marie Zaffino
Marie-Claire Lett
Annick Schnitzler
Pascale Bauda
author_sort Nathalie Boulanger
collection DOAJ
description Abstract In Europe, the main vector of tick-borne zoonoses is Ixodes ricinus, which has three life stages. During their development cycle, ticks take three separate blood meals from a wide variety of vertebrate hosts, during which they can acquire and transmit human pathogens such as Borrelia burgdorferi sensu lato, the causative agent of Lyme borreliosis. In this study conducted in Northeastern France, we studied the importance of soil type, land use, forest stand type, and temporal dynamics on the abundance of ticks and their associated pathogens. Negative binomial regression modeling of the results indicated that limestone-based soils were more favorable to ticks than sandstone-based soils. The highest tick abundance was observed in forests, particularly among coniferous and mixed stands. We identified an effect of habitat time dynamics in forests and in wetlands: recent forests and current wetlands supported more ticks than stable forests and former wetlands, respectively. We observed a close association between tick abundance and the abundance of Cervidae, Leporidae, and birds. The tick-borne pathogens responsible for Lyme borreliosis, anaplasmosis, and hard tick relapsing fever showed specific habitat preferences and associations with specific animal families. Machine learning algorithms identified soil related variables as the best predictors of tick and pathogen abundance.
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spelling doaj-art-c9fec0e782a74a17a011e5a5c431c4e52025-08-20T02:22:29ZengNature PortfolioScientific Reports2045-23222024-04-0114111710.1038/s41598-024-59867-xMultiple factors affecting Ixodes ricinus ticks and associated pathogens in European temperate ecosystems (northeastern France)Nathalie Boulanger0Delphine Aran1Armand Maul2Baba Issa Camara3Cathy Barthel4Marie Zaffino5Marie-Claire Lett6Annick Schnitzler7Pascale Bauda8Université de Strasbourg UR3073: PHAVI: Groupe BorreliaUniversité de Lorraine, CNRS, LIECUniversité de Lorraine, CNRS, LIECUniversité de Lorraine, CNRS, LIECUniversité de Strasbourg UR3073: PHAVI: Groupe BorreliaUniversité de Lorraine, CNRS, LIECUniversité de Strasbourg, MUFJUniversité de Lorraine, CNRS, LIECUniversité de Lorraine, CNRS, LIECAbstract In Europe, the main vector of tick-borne zoonoses is Ixodes ricinus, which has three life stages. During their development cycle, ticks take three separate blood meals from a wide variety of vertebrate hosts, during which they can acquire and transmit human pathogens such as Borrelia burgdorferi sensu lato, the causative agent of Lyme borreliosis. In this study conducted in Northeastern France, we studied the importance of soil type, land use, forest stand type, and temporal dynamics on the abundance of ticks and their associated pathogens. Negative binomial regression modeling of the results indicated that limestone-based soils were more favorable to ticks than sandstone-based soils. The highest tick abundance was observed in forests, particularly among coniferous and mixed stands. We identified an effect of habitat time dynamics in forests and in wetlands: recent forests and current wetlands supported more ticks than stable forests and former wetlands, respectively. We observed a close association between tick abundance and the abundance of Cervidae, Leporidae, and birds. The tick-borne pathogens responsible for Lyme borreliosis, anaplasmosis, and hard tick relapsing fever showed specific habitat preferences and associations with specific animal families. Machine learning algorithms identified soil related variables as the best predictors of tick and pathogen abundance.https://doi.org/10.1038/s41598-024-59867-x
spellingShingle Nathalie Boulanger
Delphine Aran
Armand Maul
Baba Issa Camara
Cathy Barthel
Marie Zaffino
Marie-Claire Lett
Annick Schnitzler
Pascale Bauda
Multiple factors affecting Ixodes ricinus ticks and associated pathogens in European temperate ecosystems (northeastern France)
Scientific Reports
title Multiple factors affecting Ixodes ricinus ticks and associated pathogens in European temperate ecosystems (northeastern France)
title_full Multiple factors affecting Ixodes ricinus ticks and associated pathogens in European temperate ecosystems (northeastern France)
title_fullStr Multiple factors affecting Ixodes ricinus ticks and associated pathogens in European temperate ecosystems (northeastern France)
title_full_unstemmed Multiple factors affecting Ixodes ricinus ticks and associated pathogens in European temperate ecosystems (northeastern France)
title_short Multiple factors affecting Ixodes ricinus ticks and associated pathogens in European temperate ecosystems (northeastern France)
title_sort multiple factors affecting ixodes ricinus ticks and associated pathogens in european temperate ecosystems northeastern france
url https://doi.org/10.1038/s41598-024-59867-x
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