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1.
Vet Res Commun ; 2024 Aug 09.
Artigo em Inglês | MEDLINE | ID: mdl-39120673

RESUMO

This study provides a comprehensive description of the clinical course of a fatal parvovirus infection in a vaccinated dachshund puppy, along with the first identification of a new CPV-2 variant in Slovakia, elucidated through molecular amino acid analysis of the VP2 gene. The dog exhibited clinical signs such as apathy, vomiting, and bloody diarrhea. After confirming CPV-2 infection with a commercial snap test, intensive therapy was initiated. The dog succumbed within 48 h of admission. A rectal swab sample was collected, CPV-2 was examined using the PCR method, and sequenced. The virus detected in the patient was related to strains of CPV-2c of Asian origin and unrelated to European CPV-2b strains. The sequence had genetic signatures typical of Asian strains (VP2: 5Gly, 267Tyr, 324Ile, 370Arg, and 440Thr). Phylogenetic analysis classified this strain as similar to Asian strains of CPV-2c. It is believed to be derived from an Asian strain similar to CPV-2c that acquired the 426Asp mutation. With this finding, we present the first evidence of an Asian-like CPV-2b strain in the territory of Slovakia.

2.
J Vet Res ; 68(2): 199-205, 2024 Jun.
Artigo em Inglês | MEDLINE | ID: mdl-38947159

RESUMO

Introduction: Feline panleukopenia is a contagious viral disease caused by the feline panleukopenia virus (FPV). A closely related pathogen is canine parvovirus (CPV), and amino acid substitutions in this virus allow it to acquire a feline host range. In feline hosts, the disease induced by CPV manifests with similar symptoms to those caused by FPV or milder ones, leading to its underdiagnosis. The aim of this study was to determine the presence of CPV type 2 (CPV-2) in cats with clinical symptoms of panleukopenia and to assess the use of commercial CPV antigen tests for the clinical diagnosis of FPV. Material and Methods: Samples from 59 cats from central Slovakia were included in the study. Rectal swabs were collected and clinically tested for parvovirus infection using a commercial antigen test. Antigen-positive samples were confirmed by PCR targeting the viral VP2 gene. The sequences of the PCR products were established with the Sanger method. Results: Of 59 samples, 23 were revealed to be positive for parvovirus infection by both antigen and PCR test (38.9%). Analysis with the National Center for Biotechnology Information BLASTn application showed 99.78-100% pairwise identity with FPV. The mortality rate of parvovirus-infected cats included in this study was 8.69% (2/23). Conclusion: Although feline disease with CPV-2 was not confirmed, the CPV antigen test was able to detect FPV infection.

3.
Parasitol Res ; 123(7): 268, 2024 Jul 12.
Artigo em Inglês | MEDLINE | ID: mdl-38992328

RESUMO

This study describes the first detection of Ixodes ventalloi in Slovakia. Two engorged females of I. ventalloi were collected from Dunnocks (Prunella modularis) captured in eastern Slovakia. The identification of females was based on morphological and molecular 16S rRNA gene features. Phylogenetic analysis revealed a classification of the females into distinct genogroups. Moreover, comparative morphological analysis highlighted variations between the two females, particularly in the curvature of the auriculae, the shape of coxa I, and the internal spur. These findings suggest the potential for varied phenotypes of I. ventalloi correlated with their genogroups. Nonetheless, I. ventalloi population establishment within Slovakia necessitates further investigation through flagging or drag sampling.


Assuntos
Ixodes , Filogenia , RNA Ribossômico 16S , Animais , Eslováquia , Ixodes/classificação , Ixodes/anatomia & histologia , Ixodes/genética , Ixodes/fisiologia , Feminino , RNA Ribossômico 16S/genética , Análise de Sequência de DNA , Infestações por Carrapato/parasitologia , Infestações por Carrapato/veterinária , Doenças das Aves/parasitologia , Galliformes/parasitologia , DNA Ribossômico/genética , Análise por Conglomerados
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