<abstract xml:lang="en" xmlns="http://www.w3.org/1999/xhtml"><p>The worldwide distribution of Trichinella pseudospiralis, the first discovered non-encapsulated Trichinella species infecting both mammals and avian hosts, has been suggested to be attributed to bird migration. At present, the knowledge on the role of carnivorous avian species as a reservoir hosts in Europe is still limited. Thus, the aim of this research was to screen for T. pseudospiralis in raptorial, carrion-feeding, and scavenging birds in Sweden and Slovakia, where the parasite has been previously documented in wildlife. In total, 212 pectoral muscle samples of carnivorous birds from Slovakia (n = 153) and Sweden (n = 59) were examined for the presence of Trichinella larvae using standard artificial digestion method. Out of 12 Accipitridae species, 4 Falconidae species, 2 Strigidae species, 1 Tytonidae species, and 4 Corvidae species examined within our study, muscle larvae were found in two non-migratory tawny owls (Strix aluco) from one geographical region of Sweden. Histological and molecular methods confirmed the presence of T. pseudospiralis. This is the first report of this parasite in an avian species in Sweden and the second report in European birds.</p></abstract>

The worldwide distribution of Trichinella pseudospiralis, the first discovered non-encapsulated Trichinella species infecting both mammals and avian hosts, has been suggested to be attributed to bird migration. At present, the knowledge on the role of carnivorous avian species as a reservoir hosts in Europe is still limited. Thus, the aim of this research was to screen for T. pseudospiralis in raptorial, carrion-feeding, and scavenging birds in Sweden and Slovakia, where the parasite has been previously documented in wildlife. In total, 212 pectoral muscle samples of carnivorous birds from Slovakia (n = 153) and Sweden (n = 59) were examined for the presence of Trichinella larvae using standard artificial digestion method. Out of 12 Accipitridae species, 4 Falconidae species, 2 Strigidae species, 1 Tytonidae species, and 4 Corvidae species examined within our study, muscle larvae were found in two non-migratory tawny owls (Strix aluco) from one geographical region of Sweden. Histological and molecular methods confirmed the presence of T. pseudospiralis. This is the first report of this parasite in an avian species in Sweden and the second report in European birds.

First finding of Trichinella pseudospiralis in two tawny owls (Strix aluco) from Sweden

University of Veterinary Medicine and Pharmacy, Komenského 73, 041 81, Košice, Slovakia

Institute of Parasitology, Slovak Academy of Sciences, Hlinkova 3, 040 01, Košice, Slovakia

Department of Pathology and Wildlife Diseases, National Veterinary Institute, SE-751 89, Uppsala, Sweden

Research Station and Museum of the Tatra National Park, 059 60, Tatranská Lomnica, Slovakia

Helminthologia

This work is licensed under the Creative Commons Attribution-NonCommercial-NoDerivatives 3.0 License.

The worldwide distribution of Trichinella pseudospiralis, the first discovered non-encapsulated Trichinella species infecting both mammals and avian hosts, has...

First finding of Trichinella pseudospiralis in two tawny owls (Strix aluco) from Sweden

Publicado en línea: 17 sept 2014

Páginas: 190 - 197

DOI: https://doi.org/10.2478/s11687-014-0228-5

Palabras clave
Trichinella pseudospiralis, epidemiology, carnivorous birds, birds of prey, tawny owl, Strix aluco, Sweden, Slovakia

© 2014 Institute of Parasitology, SAS, Košice, Slovakia

This work is licensed under the Creative Commons Attribution-NonCommercial-NoDerivatives 3.0 License.

First finding of Trichinella pseudospiralis in two tawny owls (Strix aluco) from Sweden

Publicado en línea: 17 sept 2014

Páginas: 190 - 197

DOI: https://doi.org/10.2478/s11687-014-0228-5

Palabras claveTrichinella pseudospiralis, epidemiology, carnivorous birds, birds of prey, tawny owl, Strix aluco, Sweden, Slovakia

© 2014 Institute of Parasitology, SAS, Košice, Slovakia

This work is licensed under the Creative Commons Attribution-NonCommercial-NoDerivatives 3.0 License.

Palabras clave
Trichinella pseudospiralis, epidemiology, carnivorous birds, birds of prey, tawny owl, Strix aluco, Sweden, Slovakia