Neutralizing Antibodies against the SARS-CoV-2 Ancestral Strain and Omicron BA.1 Subvariant in Dogs and Cats in Mexico

SARS-CoV-2 mainly affects humans; however, it is important to monitor the infection of companion and wild animals as possible reservoirs of this virus. In this sense, seroprevalence studies in companion animals, such as dogs and cats, provide important information about the epidemiology of SARS-CoV-...

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Main Authors: Freddy Dehesa-Canseco, Roxana Pastrana-Unzueta, Nadia Carrillo-Guzmán, Francisco Liljehult-Fuentes, Juan Diego Pérez-De la Rosa, Humberto Ramírez-Mendoza, Jose Guillermo Estrada-Franco, Roberto Navarro-López, Jesús Hernández, Mario Solís-Hernández
Format: Article
Language:English
Published: MDPI AG 2023-06-01
Series:Pathogens
Subjects:
Online Access:https://www.mdpi.com/2076-0817/12/6/835
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author Freddy Dehesa-Canseco
Roxana Pastrana-Unzueta
Nadia Carrillo-Guzmán
Francisco Liljehult-Fuentes
Juan Diego Pérez-De la Rosa
Humberto Ramírez-Mendoza
Jose Guillermo Estrada-Franco
Roberto Navarro-López
Jesús Hernández
Mario Solís-Hernández
author_facet Freddy Dehesa-Canseco
Roxana Pastrana-Unzueta
Nadia Carrillo-Guzmán
Francisco Liljehult-Fuentes
Juan Diego Pérez-De la Rosa
Humberto Ramírez-Mendoza
Jose Guillermo Estrada-Franco
Roberto Navarro-López
Jesús Hernández
Mario Solís-Hernández
author_sort Freddy Dehesa-Canseco
collection DOAJ
description SARS-CoV-2 mainly affects humans; however, it is important to monitor the infection of companion and wild animals as possible reservoirs of this virus. In this sense, seroprevalence studies in companion animals, such as dogs and cats, provide important information about the epidemiology of SARS-CoV-2. This study aimed to evaluate the seroprevalence of neutralizing antibodies (nAbs) against the ancestral strain and the Omicron BA.1 subvariant in dogs and cats in Mexico. Six hundred and two samples were obtained from dogs (n = 574) and cats (n = 28). These samples were collected from the end of 2020 to December 2021 from different regions of Mexico. The presence of nAbs was evaluated using a plaque reduction neutralization test (PRNT) and microneutralization (MN) assays. The results showed that 14.2% of cats and 1.5% of dogs presented nAbs against the ancestral strain of SARS-CoV-2. The analysis of nAbs against Omicron BA.1 in cats showed the same percentage of positive animals but a reduced titer. In dogs, 1.2% showed nAbs against Omicron BA.1. These results indicate that nAbs were more frequent in cats than in dogs and that these nAbs have a lower capacity to neutralize the subvariant Omicron BA.1.
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spelling doaj.art-fd442781e409447088ba7a9b423363362023-11-18T12:00:37ZengMDPI AGPathogens2076-08172023-06-0112683510.3390/pathogens12060835Neutralizing Antibodies against the SARS-CoV-2 Ancestral Strain and Omicron BA.1 Subvariant in Dogs and Cats in MexicoFreddy Dehesa-Canseco0Roxana Pastrana-Unzueta1Nadia Carrillo-Guzmán2Francisco Liljehult-Fuentes3Juan Diego Pérez-De la Rosa4Humberto Ramírez-Mendoza5Jose Guillermo Estrada-Franco6Roberto Navarro-López7Jesús Hernández8Mario Solís-Hernández9Comisión México-Estados Unidos para la Prevención de la Fiebre Aftosa y otras Enfermedades Exóticas de los Animales (CPA), Servicio Nacional de Sanidad, Inocuidad y Calidad Agroalimentaria (SENASICA), Secretaría de Agricultura y Desarrollo Rural (SADER), Ciudad de Mexico 05110, MexicoComisión México-Estados Unidos para la Prevención de la Fiebre Aftosa y otras Enfermedades Exóticas de los Animales (CPA), Servicio Nacional de Sanidad, Inocuidad y Calidad Agroalimentaria (SENASICA), Secretaría de Agricultura y Desarrollo Rural (SADER), Ciudad de Mexico 05110, MexicoComisión México-Estados Unidos para la Prevención de la Fiebre Aftosa y otras Enfermedades Exóticas de los Animales (CPA), Servicio Nacional de Sanidad, Inocuidad y Calidad Agroalimentaria (SENASICA), Secretaría de Agricultura y Desarrollo Rural (SADER), Ciudad de Mexico 05110, MexicoComisión México-Estados Unidos para la Prevención de la Fiebre Aftosa y otras Enfermedades Exóticas de los Animales (CPA), Servicio Nacional de Sanidad, Inocuidad y Calidad Agroalimentaria (SENASICA), Secretaría de Agricultura y Desarrollo Rural (SADER), Ciudad de Mexico 05110, MexicoCentro Nacional de Servicios de Constatación en Salud Animal (CENAPA), Servicio Nacional de Sanidad, Inocuidad y Calidad Agroalimentaria (SENASICA), Secretaría de Agricultura y Desarrollo Rural (SADER), Cuernavaca 62574, MexicoDepartamento de Microbiología e Inmunología, Facultad de Medicina Veterinaria y Zootecnia (FMVZ), Universidad Nacional Autónoma de México (UNAM), Ciudad de Mexico 04510, MexicoCentro de Biotecnología Genómica, Instituto Politécnico Nacional, Reynosa 88710, MexicoComisión México-Estados Unidos para la Prevención de la Fiebre Aftosa y otras Enfermedades Exóticas de los Animales (CPA), Servicio Nacional de Sanidad, Inocuidad y Calidad Agroalimentaria (SENASICA), Secretaría de Agricultura y Desarrollo Rural (SADER), Ciudad de Mexico 05110, MexicoLaboratorio de Inmunología, Centro de Investigación en Alimentación y Desarrollo, A. C. (CIAD), Hermosillo Sonora 83304, MexicoComisión México-Estados Unidos para la Prevención de la Fiebre Aftosa y otras Enfermedades Exóticas de los Animales (CPA), Servicio Nacional de Sanidad, Inocuidad y Calidad Agroalimentaria (SENASICA), Secretaría de Agricultura y Desarrollo Rural (SADER), Ciudad de Mexico 05110, MexicoSARS-CoV-2 mainly affects humans; however, it is important to monitor the infection of companion and wild animals as possible reservoirs of this virus. In this sense, seroprevalence studies in companion animals, such as dogs and cats, provide important information about the epidemiology of SARS-CoV-2. This study aimed to evaluate the seroprevalence of neutralizing antibodies (nAbs) against the ancestral strain and the Omicron BA.1 subvariant in dogs and cats in Mexico. Six hundred and two samples were obtained from dogs (n = 574) and cats (n = 28). These samples were collected from the end of 2020 to December 2021 from different regions of Mexico. The presence of nAbs was evaluated using a plaque reduction neutralization test (PRNT) and microneutralization (MN) assays. The results showed that 14.2% of cats and 1.5% of dogs presented nAbs against the ancestral strain of SARS-CoV-2. The analysis of nAbs against Omicron BA.1 in cats showed the same percentage of positive animals but a reduced titer. In dogs, 1.2% showed nAbs against Omicron BA.1. These results indicate that nAbs were more frequent in cats than in dogs and that these nAbs have a lower capacity to neutralize the subvariant Omicron BA.1.https://www.mdpi.com/2076-0817/12/6/835catsCOVID-19dogsmicroneutralizationPRNT-90SARS-CoV-2
spellingShingle Freddy Dehesa-Canseco
Roxana Pastrana-Unzueta
Nadia Carrillo-Guzmán
Francisco Liljehult-Fuentes
Juan Diego Pérez-De la Rosa
Humberto Ramírez-Mendoza
Jose Guillermo Estrada-Franco
Roberto Navarro-López
Jesús Hernández
Mario Solís-Hernández
Neutralizing Antibodies against the SARS-CoV-2 Ancestral Strain and Omicron BA.1 Subvariant in Dogs and Cats in Mexico
Pathogens
cats
COVID-19
dogs
microneutralization
PRNT-90
SARS-CoV-2
title Neutralizing Antibodies against the SARS-CoV-2 Ancestral Strain and Omicron BA.1 Subvariant in Dogs and Cats in Mexico
title_full Neutralizing Antibodies against the SARS-CoV-2 Ancestral Strain and Omicron BA.1 Subvariant in Dogs and Cats in Mexico
title_fullStr Neutralizing Antibodies against the SARS-CoV-2 Ancestral Strain and Omicron BA.1 Subvariant in Dogs and Cats in Mexico
title_full_unstemmed Neutralizing Antibodies against the SARS-CoV-2 Ancestral Strain and Omicron BA.1 Subvariant in Dogs and Cats in Mexico
title_short Neutralizing Antibodies against the SARS-CoV-2 Ancestral Strain and Omicron BA.1 Subvariant in Dogs and Cats in Mexico
title_sort neutralizing antibodies against the sars cov 2 ancestral strain and omicron ba 1 subvariant in dogs and cats in mexico
topic cats
COVID-19
dogs
microneutralization
PRNT-90
SARS-CoV-2
url https://www.mdpi.com/2076-0817/12/6/835
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