Academic Journal
Detection of SARS-CoV-2 and coinfections in companion animals from COVID-19-positive owners in Southeast, Brazil.
| Τίτλος: | Detection of SARS-CoV-2 and coinfections in companion animals from COVID-19-positive owners in Southeast, Brazil. |
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| Συγγραφείς: | Castillo AP; Laboratório de Biologia Integrativa, Departamento de Genética, Ecologia e Evolução, Instituto de Ciências Biológicas, Universidade Federal de Minas Gerais, MG 31270-901, Brazil., Oliveira-Silva A; Departamento de Parasitologia, Instituto de Ciências Biológicas, Universidade Federal de Minas Gerais, 31.270-901, Brazil., Colácio N; Departamento de Medicina Veterinária Preventiva, Escola de Veterinária, Universidade Federal de Minas Gerais, 31270-901, Brazil., Pereira MR; Departamento de Medicina Veterinária Preventiva, Escola de Veterinária, Universidade Federal de Minas Gerais, 31270-901, Brazil., Fonseca PLC; Laboratório de Biologia Integrativa, Departamento de Genética, Ecologia e Evolução, Instituto de Ciências Biológicas, Universidade Federal de Minas Gerais, MG 31270-901, Brazil., Miranda JVO; Laboratório de Biologia Integrativa, Departamento de Genética, Ecologia e Evolução, Instituto de Ciências Biológicas, Universidade Federal de Minas Gerais, MG 31270-901, Brazil., Cerqueira BL; Departamento de Medicina Veterinária Preventiva, Escola de Veterinária, Universidade Federal de Minas Gerais, 31270-901, Brazil., Amaral VHB; Departamento de Medicina Veterinária Preventiva, Escola de Veterinária, Universidade Federal de Minas Gerais, 31270-901, Brazil., Moreira RG; Laboratório de Biologia Integrativa, Departamento de Genética, Ecologia e Evolução, Instituto de Ciências Biológicas, Universidade Federal de Minas Gerais, MG 31270-901, Brazil., Spanhol VC; Departamento de Medicina Veterinária Preventiva, Escola de Veterinária, Universidade Federal de Minas Gerais, 31270-901, Brazil., Dos Reis JKP; Departamento de Medicina Veterinária Preventiva, Escola de Veterinária, Universidade Federal de Minas Gerais, 31270-901, Brazil., Araujo RN; Departamento de Parasitologia, Instituto de Ciências Biológicas, Universidade Federal de Minas Gerais, 31.270-901, Brazil., Aguiar RS; Laboratório de Biologia Integrativa, Departamento de Genética, Ecologia e Evolução, Instituto de Ciências Biológicas, Universidade Federal de Minas Gerais, MG 31270-901, Brazil., Silveira JAG; Departamento de Medicina Veterinária Preventiva, Escola de Veterinária, Universidade Federal de Minas Gerais, 31270-901, Brazil. Electronic address: jangelicags@gmail.com. |
| Πηγή: | Comparative immunology, microbiology and infectious diseases [Comp Immunol Microbiol Infect Dis] 2026 Jul; Vol. 128, pp. 102497. Date of Electronic Publication: 2026 Jun 25. |
| Τύπος έκδοσης: | Journal Article |
| Γλώσσα: | English |
| Στοιχεία περιοδικού: | Publisher: Elsevier Science Ltd Country of Publication: England NLM ID: 7808924 Publication Model: Print-Electronic Cited Medium: Internet ISSN: 1878-1667 (Electronic) Linking ISSN: 01479571 NLM ISO Abbreviation: Comp Immunol Microbiol Infect Dis Subsets: MEDLINE |
| Imprint Name(s): | Publication: Exeter : Elsevier Science Ltd Original Publication: Oxford, Elmsford, N. Y., Pergamon Press. |
| Ιατρικοί όροι (MeSH): | Coinfection*/veterinary , Coinfection*/epidemiology , Coinfection*/microbiology , Dog Diseases*/epidemiology , Dog Diseases*/microbiology , Dog Diseases*/virology , Pets*/virology , Pets*/microbiology , Cat Diseases*/epidemiology , Cat Diseases*/microbiology , Cat Diseases*/virology , COVID-19*/epidemiology , COVID-19*/veterinary , COVID-19*/virology , SARS-CoV-2*/isolation & purification , SARS-CoV-2*/genetics, Brazil/epidemiology ; Bartonella/isolation & purification ; Bartonella/genetics ; Zoonoses/epidemiology ; Zoonoses/microbiology ; Anaplasma/isolation & purification ; Anaplasma/genetics ; Animals ; Cats ; Dogs ; Humans |
| Περίληψη: | Zoonotic pathogens are central to the One Health framework, and the role of companion animals in SARS-CoV-2 infection, particularly in co-infection scenarios, remains unclear. This study investigated the occurrence of SARS-CoV-2, hemopathogens, and co-infections in domiciled dogs and cats from COVID-19-positive households in Southeast Brazil. Between January 2021 and August 2022, samples were collected from 86 animals (48 dogs and 38 cats) in Belo Horizonte, Minas Gerais. SARS-CoV-2 was detected by RT-qPCR, and hemopathogens were identified using nested and species-specific PCR assays. SARS-CoV-2 was detected in 9.3% (8/86) of animals, including 14.6% (7/48) of dogs and 2.6% (1/38) of cats, and one canine sample was classified as Omicron BA.1. Hemopathogens were detected in 85.4% of dogs, mainly Bartonella spp. (70.8%) and Anaplasma sp. (58.3%), with frequent co-infections. In cats, Bartonella spp. (15.8%) and hemotropic Mycoplasma spp. (21.1%) predominated. None of the animals tested positive for ther order Piroplasmida or A. phagocytophilum. Most SARS-CoV-2-positive animals (75.0%) were co-infected, but no significant association was observed between viral infection and hemopathogens (p > 0.05). These findings demonstrate the circulation of SARS-CoV-2 and hemopathogens in companion animals and reinforce the relevance of One Health surveillance. (Copyright © 2026 The Authors. Published by Elsevier Ltd.. All rights reserved.) |
| Competing Interests: | Declaration of Competing Interest The authors declare that they have no known competing financial interests or personal relationships that could have appeared to influence the work reported in this paper. |
| Contributed Indexing: | Keywords: Bartonella spp.; Brazil; Companion animals; Hemopathogens; One Health; SARS-CoV-2 |
| Entry Date(s): | Date Created: 20260701 Date Completed: 20260721 Latest Revision: 20260721 |
| Update Code: | 20260722 |
| DOI: | 10.1016/j.cimid.2026.102497 |
| PMID: | 42385337 |
| Βάση Δεδομένων: | MEDLINE |
| ISSN: | 1878-1667 |
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| DOI: | 10.1016/j.cimid.2026.102497 |