First molecular identification of Spirometra mansoni in the golden jackal (Canis aureus) in Croatia

  • Ana Šikić
  • , Ema Gagović
  • , Alicia Rojas
  • , Magda Sindičić
  • , Daria Jurković Žilić
  • , Šimun Naletlić
  • , Davor Balić
  • , Adnan Hodžić
  • , Relja Beck (Corresponding author)

Publications: Contribution to journalArticlePeer Reviewed

Abstract

This study presents the first molecularly confirmed identification of the cestode Spirometra mansoni in the golden jackals (Canis aureus) in Croatia, and possibly the first such report in Europe. Of 198 jackals examined between 2020 and 2025, adult Spirometra worms were recovered from three individuals. The morphological characteristics of these specimens were consistent with S. mansoni, and their identity was confirmed by PCR and sequencing of the mitochondrial cox1 and nad1 genes. Phylogenetic analysis grouped the obtained sequences within the S. mansoni clade, with strong posterior probability support. This finding expands the known host range and geographic distribution of S. mansoni and underscores the importance of integrating molecular diagnostics in parasitological surveys. Further research is needed to assess the role of golden jackals and other wildlife in the epidemiology of Spirometra spp. in Europe.

Original languageEnglish
Article number1629099
Number of pages7
JournalFrontiers in Veterinary Science
Volume12
DOIs
Publication statusPublished - 11 Aug 2025

Funding

The author(s) declare that financial support was received for the research and/or publication of this article. This study was funded by the European Union (NextGenerationEU) and supported by the Ministry of Science and Education of the Republic of Croatia through project NPOO 5 at the Croatian Veterinary Institute (Molecular identification of nematodes, tapeworms, flukes and obligate myasis of domestic and wild animals, PARAKOD).

Funders
The Ministry of Science and Education of the Republic of Croatia
European Union Next Generation EU

    Austrian Fields of Science 2012

    • 403023 Veterinary parasitology
    • 405005 Wildlife science

    Keywords

    • Canis aureus
    • cox1
    • Croatia
    • nad1
    • Spirometra mansoni

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