Three new species of Cytauxzoon in European wild felids

. 2021 Feb ; 290 () : 109344. [epub] 20210105

Jazyk angličtina Země Nizozemsko Médium print-electronic

Typ dokumentu časopisecké články

Perzistentní odkaz   https://www.medvik.cz/link/pmid33465567
Odkazy

PubMed 33465567
DOI 10.1016/j.vetpar.2021.109344
PII: S0304-4017(21)00004-2
Knihovny.cz E-zdroje

Protists of the genus Cytauxzoon infect a wide variety of wild and domestic felids worldwide. While the American Cytauxzoon felis has been well described, data on the European isolates of Cytauxzoon are still scant. The aim of the current study was to determine the genetic diversity of European Cytauxzoon spp. in wild felids across Europe by analyzing one nuclear and two mitochondrial genes, along with representative complete mitochondrial genomes. Overall, 106 biological samples from wild felids (92 from Felis silvestris and 14 from Lynx lynx) from Germany, Romania, Czech Republic, and Luxembourg were collected and screened for the presence of Cytauxzoon spp. using nested PCR protocols, targeting the highly conserved 18S rDNA, mitochondrial cytochrome b (CytB) and cytochrome c oxidase subunit I (COI) genes. Furthermore, 18 previously confirmed wild felid biological samples from Europe, and comparative material from USA positive for C. felis, were included in the study. In 18S rDNA sequences analyses, Cytauxzoon spp. from felids formed two separate clades of New World and Old World isolates, with a low inner diversity of the European clade. In contrast to 18S rDNA, the phylogenetic analyses of CytB and COI genes affirmatively revealed three highly supported clades, resulting in three defined genotypes. Similar intra- and interspecific variability of CytB and COI genes was observed in the case of different Babesia spp. Considering geography, host species and analyses of three genes, we conclude that the three detected genotypes of Cytauxzoon in European wild felids represent three new species, which we herein describe.

CEITEC VFU University of Veterinary and Pharmaceutical Sciences of Brno 61242 Brno Czech Republic; Faculty of Medicine in Pilsen Biomedical Center Charles University 32300 Plzeň Czech Republic

Department of Biological Sciences Eastern Illinois University 61920 3099 Charleston IL United States

Department of Forestry and Cooperative Wildlife Research Laboratory Southern Illinois University Carbondale 62901 6501 Carbondale IL United States

Department of Parasitology and Parasitic Diseases Faculty of Veterinary Medicine University of Agricultural Sciences and Veterinary Medicine of Cluj Napoca 400372 Cluj Napoca Cluj Romania

Department of Parasitology and Parasitic Diseases Faculty of Veterinary Medicine University of Agricultural Sciences and Veterinary Medicine of Cluj Napoca 400372 Cluj Napoca Cluj Romania; CDS 9 Regele Mihai 1 Al României Life Science Institute University of Agricultural Sciences and Veterinary Medicine of Cluj Napoca 400372 Cluj Napoca Cluj Romania

Department of Pathobiology Institute of Parasitology University of Veterinary Medicine Vienna 1210 Vienna Austria

Department of Pathology and Parasitology Faculty of Veterinary Medicine University of Veterinary and Pharmaceutical Sciences of Brno 61242 Brno Czech Republic

Department of Pathology and Parasitology Faculty of Veterinary Medicine University of Veterinary and Pharmaceutical Sciences of Brno 61242 Brno Czech Republic; Biology Centre Institute of Parasitology Czech Academy of Sciences 37005 České Budějovice Czech Republic; Department of Botany and Zoology Faculty of Science Masaryk University 61137 Brno Czech Republic

Department of Veterinary Medicine University of Perugia 06126 Perugia Italy

Department of Veterinary Pathobiology Center for Veterinary Health Sciences Oklahoma State University 74078 Stillwater OK United States

Museum of Natural History 25 Rue Munster 2160 Luxembourg City Luxembourg

School of Biological Sciences Southern Illinois University Carbondale 62901 6501 Carbondale IL United States

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