Dirofilaria repens transmission in southeastern Finland

Abstract Background The spread of vector-borne diseases to new regions has become a global threat due to climate change, increasing traffic, and movement of people and animals. Dirofilaria repens, the canine subcutaneous filarioid nematode, has expanded its distribution range northward during the la...

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Main Authors: Risto Pietikäinen, Stig Nordling, Sakari Jokiranta, Seppo Saari, Petra Heikkinen, Chris Gardiner, Anne-Marie Kerttula, Tiina Kantanen, Anna Nikanorova, Sauli Laaksonen, Antti Lavikainen, Antti Oksanen
Format: Article
Language:English
Published: BMC 2017-11-01
Series:Parasites & Vectors
Subjects:
Online Access:http://link.springer.com/article/10.1186/s13071-017-2499-4
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author Risto Pietikäinen
Stig Nordling
Sakari Jokiranta
Seppo Saari
Petra Heikkinen
Chris Gardiner
Anne-Marie Kerttula
Tiina Kantanen
Anna Nikanorova
Sauli Laaksonen
Antti Lavikainen
Antti Oksanen
author_facet Risto Pietikäinen
Stig Nordling
Sakari Jokiranta
Seppo Saari
Petra Heikkinen
Chris Gardiner
Anne-Marie Kerttula
Tiina Kantanen
Anna Nikanorova
Sauli Laaksonen
Antti Lavikainen
Antti Oksanen
author_sort Risto Pietikäinen
collection DOAJ
description Abstract Background The spread of vector-borne diseases to new regions has become a global threat due to climate change, increasing traffic, and movement of people and animals. Dirofilaria repens, the canine subcutaneous filarioid nematode, has expanded its distribution range northward during the last decades. The northernmost European locations, where the parasite life-cycle has been confirmed, are Estonia and the Novgorod Region in Russia. Results Herein, we describe an autochthonous D. repens infection in a Finnish woman. We also present two cases of D. repens infection in imported dogs indicating the life-cycle in the Russian Vyborg and St Petersburg areas, close to the Finnish border. Conclusions The most obvious limiting factor of the northern distribution of D. repens is the summer temperature, due to the temperature-dependent development of larvae in vectors. With continuing climate change, further spread of D. repens in Fennoscandia can be expected.
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spelling doaj.art-0233fe5406c54013a5d1338919d6e2352022-12-22T03:12:44ZengBMCParasites & Vectors1756-33052017-11-011011610.1186/s13071-017-2499-4Dirofilaria repens transmission in southeastern FinlandRisto Pietikäinen0Stig Nordling1Sakari Jokiranta2Seppo Saari3Petra Heikkinen4Chris Gardiner5Anne-Marie Kerttula6Tiina KantanenAnna Nikanorova7Sauli Laaksonen8Antti Lavikainen9Antti Oksanen10Kymenlaakso Central HospitalFaculty of Medicine, Department of Pathology, University of HelsinkiDepartment of Microbiology and Immunology, University of HelsinkiFaculty of Veterinary Medicine, Department of Veterinary Biosciences, University of HelsinkiFinnish Food Safety Authority Evira, Wildlife and aquatic pathology (FINPAR)Veterinary Pathology Services, Joint Pathology CenterHUSLAB, Division of Clinical MicrobiologyThe Moscow State Academy of Veterinary Medicine and Biotechnology named after KI SkryabinFaculty of Veterinary Medicine, Department of Veterinary Biosciences, University of HelsinkiDepartment of Microbiology and Immunology, University of HelsinkiFinnish Food Safety Authority Evira, Wildlife and aquatic pathology (FINPAR)Abstract Background The spread of vector-borne diseases to new regions has become a global threat due to climate change, increasing traffic, and movement of people and animals. Dirofilaria repens, the canine subcutaneous filarioid nematode, has expanded its distribution range northward during the last decades. The northernmost European locations, where the parasite life-cycle has been confirmed, are Estonia and the Novgorod Region in Russia. Results Herein, we describe an autochthonous D. repens infection in a Finnish woman. We also present two cases of D. repens infection in imported dogs indicating the life-cycle in the Russian Vyborg and St Petersburg areas, close to the Finnish border. Conclusions The most obvious limiting factor of the northern distribution of D. repens is the summer temperature, due to the temperature-dependent development of larvae in vectors. With continuing climate change, further spread of D. repens in Fennoscandia can be expected.http://link.springer.com/article/10.1186/s13071-017-2499-4Vector-borne nematodesAutochthonous infectionClimate changeZoonosisDirofilariosis
spellingShingle Risto Pietikäinen
Stig Nordling
Sakari Jokiranta
Seppo Saari
Petra Heikkinen
Chris Gardiner
Anne-Marie Kerttula
Tiina Kantanen
Anna Nikanorova
Sauli Laaksonen
Antti Lavikainen
Antti Oksanen
Dirofilaria repens transmission in southeastern Finland
Parasites & Vectors
Vector-borne nematodes
Autochthonous infection
Climate change
Zoonosis
Dirofilariosis
title Dirofilaria repens transmission in southeastern Finland
title_full Dirofilaria repens transmission in southeastern Finland
title_fullStr Dirofilaria repens transmission in southeastern Finland
title_full_unstemmed Dirofilaria repens transmission in southeastern Finland
title_short Dirofilaria repens transmission in southeastern Finland
title_sort dirofilaria repens transmission in southeastern finland
topic Vector-borne nematodes
Autochthonous infection
Climate change
Zoonosis
Dirofilariosis
url http://link.springer.com/article/10.1186/s13071-017-2499-4
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