An applied printing immunoassay with recombinant Nc-SAG1 for detection of antibodies to Neospora caninum in cattle

Neospora caninum is a protozoan parasite that causes an important reproductive disease in cattle. Neospora caninum surface antigen 1 (Nc-SAG1) is an immunodominant candidate for the development of a diagnostic reagent for neosporosis. The current study describes the development and evaluation of an...

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Autores principales: Wilkowsky, Silvina Elizabeth, Gimenez Bareiro, Guillermo, Mon, Maria Laura, Moore, Prando Dadin, Caspe, Sergio Gaston, Campero, Carlos Manuel, Fort, Marcelo Cristian, Romano, Maria Isabel
Formato: Artículo
Lenguaje:Inglés
Publicado: Sage Publishing 2023
Materias:
Acceso en línea:http://hdl.handle.net/20.500.12123/14429
https://journals.sagepub.com/doi/10.1177/1040638711416845
https://doi.org/10.1177/1040638711416845
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author Wilkowsky, Silvina Elizabeth
Gimenez Bareiro, Guillermo
Mon, Maria Laura
Moore, Prando Dadin
Caspe, Sergio Gaston
Campero, Carlos Manuel
Fort, Marcelo Cristian
Romano, Maria Isabel
author_browse Campero, Carlos Manuel
Caspe, Sergio Gaston
Fort, Marcelo Cristian
Gimenez Bareiro, Guillermo
Mon, Maria Laura
Moore, Prando Dadin
Romano, Maria Isabel
Wilkowsky, Silvina Elizabeth
author_facet Wilkowsky, Silvina Elizabeth
Gimenez Bareiro, Guillermo
Mon, Maria Laura
Moore, Prando Dadin
Caspe, Sergio Gaston
Campero, Carlos Manuel
Fort, Marcelo Cristian
Romano, Maria Isabel
author_sort Wilkowsky, Silvina Elizabeth
collection INTA Digital
description Neospora caninum is a protozoan parasite that causes an important reproductive disease in cattle. Neospora caninum surface antigen 1 (Nc-SAG1) is an immunodominant candidate for the development of a diagnostic reagent for neosporosis. The current study describes the development and evaluation of an antigen print immunoassay (APIA) with recombinant Nc-SAG1 for the detection of specific antibodies to N. caninum in cattle. The concordance between APIA and a commercial enzyme-linked immunosorbent assay (ELISA) was evaluated with 232 serum samples from experimentally and naturally infected cattle. Sixty-one (26.7%) samples were positive for antibodies to N. caninum by ELISA and 58 (25.4%) by APIA. The new assay had a sensitivity of 85% and a specificity of 96%. These results, along with the potential of APIA to evolve into a multiple antigen detection format, suggest that this method would be a reliable diagnostic test for detection of antibodies to N. caninum in cattle.
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institution Instituto Nacional de Tecnología Agropecuaria (INTA -Argentina)
language Inglés
publishDate 2023
publishDateRange 2023
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publisherStr Sage Publishing
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spelling INTA144292023-04-10T13:45:30Z An applied printing immunoassay with recombinant Nc-SAG1 for detection of antibodies to Neospora caninum in cattle Wilkowsky, Silvina Elizabeth Gimenez Bareiro, Guillermo Mon, Maria Laura Moore, Prando Dadin Caspe, Sergio Gaston Campero, Carlos Manuel Fort, Marcelo Cristian Romano, Maria Isabel Ganado Bovino Anticuerpos Inmunoensayos Diagnóstico Cattle Neospora caninum Antibodies Immunoassays Diagnosis Neospora caninum is a protozoan parasite that causes an important reproductive disease in cattle. Neospora caninum surface antigen 1 (Nc-SAG1) is an immunodominant candidate for the development of a diagnostic reagent for neosporosis. The current study describes the development and evaluation of an antigen print immunoassay (APIA) with recombinant Nc-SAG1 for the detection of specific antibodies to N. caninum in cattle. The concordance between APIA and a commercial enzyme-linked immunosorbent assay (ELISA) was evaluated with 232 serum samples from experimentally and naturally infected cattle. Sixty-one (26.7%) samples were positive for antibodies to N. caninum by ELISA and 58 (25.4%) by APIA. The new assay had a sensitivity of 85% and a specificity of 96%. These results, along with the potential of APIA to evolve into a multiple antigen detection format, suggest that this method would be a reliable diagnostic test for detection of antibodies to N. caninum in cattle. Instituto de Biotecnología Fil: Wilkowsky, Silvina Elizabeth. Instituto Nacional de Tecnología Agropecuaria (INTA). Instituto de Biotecnología; Argentina. Fil: Gimenez Bareiro, Guillermo. Universidad Nacional de Asunción. Faculty of Veterinary Science; Paraguay Fil: Mon, Maria Laura. Instituto Nacional de Tecnología Agropecuaria (INTA). Instituto de Biotecnología; Argentina. Fil: Moore, Prando Dadin. Instituto Nacional de Tecnología Agropecuaria (INTA). Estación Experimental Agropecuaria Balcarce; Argentina. Fil: Caspe, Sergio Gaston. Instituto Nacional de Tecnología Agropecuaria (INTA). Estación Experimental Agropecuaria Mercedes; Argentina Fil: Campero, Carlos Manuel. Instituto Nacional de Tecnología Agropecuaria (INTA). Estación Experimental Agropecuaria Balcarce; Argentina. Fil: Fort, Marcelo Cristian. Instituto Nacional de Tecnología Agropecuaria (INTA). Estación Experimental Agropecuaria Anguil; Argentina Fil: Romano, Maria Isabel. Instituto Nacional de Tecnología Agropecuaria (INTA). Instituto de Biotecnología; Argentina. 2023-04-10T13:43:31Z 2023-04-10T13:43:31Z 2011-08 info:ar-repo/semantics/artículo info:eu-repo/semantics/article info:eu-repo/semantics/publishedVersion http://hdl.handle.net/20.500.12123/14429 https://journals.sagepub.com/doi/10.1177/1040638711416845 1040-6387 1943-4936 https://doi.org/10.1177/1040638711416845 eng info:eu-repo/semantics/openAccess http://creativecommons.org/licenses/by-nc-sa/4.0/ Creative Commons Attribution-NonCommercial-ShareAlike 4.0 International (CC BY-NC-SA 4.0) application/pdf Sage Publishing Journal of Veterinary Diagnostic Investigation 23 (5) : 971-976. (August 2011)
spellingShingle Ganado Bovino
Anticuerpos
Inmunoensayos
Diagnóstico
Cattle
Neospora caninum
Antibodies
Immunoassays
Diagnosis
Wilkowsky, Silvina Elizabeth
Gimenez Bareiro, Guillermo
Mon, Maria Laura
Moore, Prando Dadin
Caspe, Sergio Gaston
Campero, Carlos Manuel
Fort, Marcelo Cristian
Romano, Maria Isabel
An applied printing immunoassay with recombinant Nc-SAG1 for detection of antibodies to Neospora caninum in cattle
title An applied printing immunoassay with recombinant Nc-SAG1 for detection of antibodies to Neospora caninum in cattle
title_full An applied printing immunoassay with recombinant Nc-SAG1 for detection of antibodies to Neospora caninum in cattle
title_fullStr An applied printing immunoassay with recombinant Nc-SAG1 for detection of antibodies to Neospora caninum in cattle
title_full_unstemmed An applied printing immunoassay with recombinant Nc-SAG1 for detection of antibodies to Neospora caninum in cattle
title_short An applied printing immunoassay with recombinant Nc-SAG1 for detection of antibodies to Neospora caninum in cattle
title_sort applied printing immunoassay with recombinant nc sag1 for detection of antibodies to neospora caninum in cattle
topic Ganado Bovino
Anticuerpos
Inmunoensayos
Diagnóstico
Cattle
Neospora caninum
Antibodies
Immunoassays
Diagnosis
url http://hdl.handle.net/20.500.12123/14429
https://journals.sagepub.com/doi/10.1177/1040638711416845
https://doi.org/10.1177/1040638711416845
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