Molecular analysis of Sarcoptes scabiei infecting wild and domestic South American camelids in Argentina
Sarcoptic mange, caused by the Sarcoptes scabiei mite, is a highly transmissible skin condition affecting many mammalian species worldwide. South American camelids (SAC) have the highest reported prevalence of mange in South America, causing economic losses and posing a conservation threat to wild S...
| Autores principales: | , , , , , , , , , , , |
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| Formato: | info:ar-repo/semantics/artículo |
| Lenguaje: | Inglés |
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Cambridge University Press
2025
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| Materias: | |
| Acceso en línea: | http://hdl.handle.net/20.500.12123/22337 https://www.cambridge.org/core/journals/parasitology/article/molecular-analysis-of-sarcoptes-scabiei-infecting-wild-and-domestic-south-american-camelids-in-argentina/EAAC2BDC94F5D51D88AC179E42055FAB https://doi.org/10.1017/S0031182025000344 |
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| author | Anello, Melina Sosa, Fabiana Evangelina Ferreyra, Hebe del Valle Lobo Allende, Rebeca Mastromatey, Mariana Uhart, Marcela M. Romero, Sandra Raquel Florin-Christensen, Monica Moroni, Barbara Molinar, Anna Rita Rossi, Luca Di Rocco, Florencia |
| author_browse | Anello, Melina Di Rocco, Florencia Ferreyra, Hebe del Valle Florin-Christensen, Monica Lobo Allende, Rebeca Mastromatey, Mariana Molinar, Anna Rita Moroni, Barbara Romero, Sandra Raquel Rossi, Luca Sosa, Fabiana Evangelina Uhart, Marcela M. |
| author_facet | Anello, Melina Sosa, Fabiana Evangelina Ferreyra, Hebe del Valle Lobo Allende, Rebeca Mastromatey, Mariana Uhart, Marcela M. Romero, Sandra Raquel Florin-Christensen, Monica Moroni, Barbara Molinar, Anna Rita Rossi, Luca Di Rocco, Florencia |
| author_sort | Anello, Melina |
| collection | INTA Digital |
| description | Sarcoptic mange, caused by the Sarcoptes scabiei mite, is a highly transmissible skin condition affecting many mammalian species worldwide. South American camelids (SAC) have the highest reported prevalence of mange in South America, causing economic losses and posing a conservation threat to wild SAC. This study investigated mite diversity in SAC in Argentina and assessed relationships between known outbreak areas. Distinct epidemiologic scenarios were explored: the San Juan-La Rioja region, where a mange outbreak decimated wild SAC populations, and the Puna region of Jujuy, where domestic and wild SAC coexist and infections often occur. The mitochondrial gene cox1 and ten microsatellites were analysed from mites collected in five sampling events in Jujuy and four in San Juan-La Rioja between 2017 and 2023. A single cox1 haplotype was observed regardless of mite origin or host species. Comparison with partial cox1 sequences from other camelids worldwide showed little variation. Microsatellite markers revealed lower diversity in mites from San Juan-La Rioja compared to Jujuy. A single strain common to vicuñas and guanacos was identified in San Juan-La Rioja, while three strains were detected in Jujuy affecting vicuñas and/or domestic llamas. Some mites from Jujuy exhibited mixed genetic composition between the two regions, and results confirmed that domestic and wild SAC shared mite strains. This study enhances understanding of sarcoptic mange transmission among SAC species, contributing to vicuña and guanaco conservation and high-altitude livestock farming. Additionally, these findings provide support for the development of intersectoral management strategies to address this significant threat. |
| format | info:ar-repo/semantics/artículo |
| id | INTA22337 |
| institution | Instituto Nacional de Tecnología Agropecuaria (INTA -Argentina) |
| language | Inglés |
| publishDate | 2025 |
| publishDateRange | 2025 |
| publishDateSort | 2025 |
| publisher | Cambridge University Press |
| publisherStr | Cambridge University Press |
| record_format | dspace |
| spelling | INTA223372025-05-19T15:09:16Z Molecular analysis of Sarcoptes scabiei infecting wild and domestic South American camelids in Argentina Anello, Melina Sosa, Fabiana Evangelina Ferreyra, Hebe del Valle Lobo Allende, Rebeca Mastromatey, Mariana Uhart, Marcela M. Romero, Sandra Raquel Florin-Christensen, Monica Moroni, Barbara Molinar, Anna Rita Rossi, Luca Di Rocco, Florencia Guanacos Altitude Livestock Farms Llamas Sarcoptic Mange Vicuñas Molecular Genetics Sarcoptes scabiei Camelids Guanaco Altitud Explotaciones Ganaderas Llama Sarna Sarcóptica Vicuña Nature Conservation Conservación de la Naturaleza Genética Molecular Camélidos Argentina Sarcoptic mange, caused by the Sarcoptes scabiei mite, is a highly transmissible skin condition affecting many mammalian species worldwide. South American camelids (SAC) have the highest reported prevalence of mange in South America, causing economic losses and posing a conservation threat to wild SAC. This study investigated mite diversity in SAC in Argentina and assessed relationships between known outbreak areas. Distinct epidemiologic scenarios were explored: the San Juan-La Rioja region, where a mange outbreak decimated wild SAC populations, and the Puna region of Jujuy, where domestic and wild SAC coexist and infections often occur. The mitochondrial gene cox1 and ten microsatellites were analysed from mites collected in five sampling events in Jujuy and four in San Juan-La Rioja between 2017 and 2023. A single cox1 haplotype was observed regardless of mite origin or host species. Comparison with partial cox1 sequences from other camelids worldwide showed little variation. Microsatellite markers revealed lower diversity in mites from San Juan-La Rioja compared to Jujuy. A single strain common to vicuñas and guanacos was identified in San Juan-La Rioja, while three strains were detected in Jujuy affecting vicuñas and/or domestic llamas. Some mites from Jujuy exhibited mixed genetic composition between the two regions, and results confirmed that domestic and wild SAC shared mite strains. This study enhances understanding of sarcoptic mange transmission among SAC species, contributing to vicuña and guanaco conservation and high-altitude livestock farming. Additionally, these findings provide support for the development of intersectoral management strategies to address this significant threat. Instituto de Patobiología Fil: Anello, Melina. Universidad Nacional de La Plata. Instituto Multidisciplinario de Biología Celular; Argentina Fil: Anello, Melina. Consejo Nacional de Investigaciones Científicas y Técnicas; Argentina Fil: Sosa, Fabiana Evangelina. Instituto Nacional de Tecnología Agropecuaria (INTA). Instituto de Investigación y Desarrollo Tecnológico para la Agricultura Familiar Región NOA; Argentina Fil: Sosa, Fabiana Evangelina. Consejo Nacional de Investigaciones Científicas y Técnicas; Argentina Fil: Ferreyra, Hebe del Valle. Administración de Parques Nacionales. Delegación Regional Centro. Dirección Nacional de Conservación; Argentina Fil: Ferreyra, Hebe del Valle. Universidad Nacional de Villa María; Argentina Fil: Lobo Allende, Rebeca. Universidad Nacional de Chilecito; Argentina Fil: Mastromatey, Mariana. Universidad Nacional de Chilecito; Argentina Fil: Uhart, Marcela M. University of California. School of Veterinary Medicine. Karen C. Drayer Wildlife Health Center; Estados Unidos Fil: Romero, Sandra Raquel. Instituto Nacional de Tecnología Agropecuaria (INTA). Instituto de Investigación y Desarrollo Tecnológico para la Agricultura Familiar Región NOA; Argentina Fil: Florin-Christensen, Monica. Consejo Nacional de Investigaciones Científicas y Técnicas; Argentina Fil: Florin-Christensen, Monica. Instituto Nacional de Tecnología Agropecuaria (INTA). Instituto de Patobiología Veterinaria; Argentina Fil: Moroni, Barbara. Istituto Zooprofilattico Sperimentale di Piemonte, Liguria e Valle d’Aosta; Italia Fil: Molinar, Anna Rita. Universidad de Torino. Departamento de Ciencias Veterinarias; Italia Fil: Rossi, Luca. Universidad de Torino. Departamento de Ciencias Veterinarias; Italia Fil: Di Rocco, Florencia. Universidad Nacional de La Plata. Instituto Multidisciplinario de Biología Celular; Argentina Fil: Di Rocco, Florencia. Consejo Nacional de Investigaciones Científicas y Técnicas; Argentina 2025-05-19T14:58:22Z 2025-05-19T14:58:22Z 2025-03 info:ar-repo/semantics/artículo info:eu-repo/semantics/article info:eu-repo/semantics/publishedVersion http://hdl.handle.net/20.500.12123/22337 https://www.cambridge.org/core/journals/parasitology/article/molecular-analysis-of-sarcoptes-scabiei-infecting-wild-and-domestic-south-american-camelids-in-argentina/EAAC2BDC94F5D51D88AC179E42055FAB 1469-8161 https://doi.org/10.1017/S0031182025000344 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 Cambridge University Press Parasitology : 1-10 (March 2025) |
| spellingShingle | Guanacos Altitude Livestock Farms Llamas Sarcoptic Mange Vicuñas Molecular Genetics Sarcoptes scabiei Camelids Guanaco Altitud Explotaciones Ganaderas Llama Sarna Sarcóptica Vicuña Nature Conservation Conservación de la Naturaleza Genética Molecular Camélidos Argentina Anello, Melina Sosa, Fabiana Evangelina Ferreyra, Hebe del Valle Lobo Allende, Rebeca Mastromatey, Mariana Uhart, Marcela M. Romero, Sandra Raquel Florin-Christensen, Monica Moroni, Barbara Molinar, Anna Rita Rossi, Luca Di Rocco, Florencia Molecular analysis of Sarcoptes scabiei infecting wild and domestic South American camelids in Argentina |
| title | Molecular analysis of Sarcoptes scabiei infecting wild and domestic South American camelids in Argentina |
| title_full | Molecular analysis of Sarcoptes scabiei infecting wild and domestic South American camelids in Argentina |
| title_fullStr | Molecular analysis of Sarcoptes scabiei infecting wild and domestic South American camelids in Argentina |
| title_full_unstemmed | Molecular analysis of Sarcoptes scabiei infecting wild and domestic South American camelids in Argentina |
| title_short | Molecular analysis of Sarcoptes scabiei infecting wild and domestic South American camelids in Argentina |
| title_sort | molecular analysis of sarcoptes scabiei infecting wild and domestic south american camelids in argentina |
| topic | Guanacos Altitude Livestock Farms Llamas Sarcoptic Mange Vicuñas Molecular Genetics Sarcoptes scabiei Camelids Guanaco Altitud Explotaciones Ganaderas Llama Sarna Sarcóptica Vicuña Nature Conservation Conservación de la Naturaleza Genética Molecular Camélidos Argentina |
| url | http://hdl.handle.net/20.500.12123/22337 https://www.cambridge.org/core/journals/parasitology/article/molecular-analysis-of-sarcoptes-scabiei-infecting-wild-and-domestic-south-american-camelids-in-argentina/EAAC2BDC94F5D51D88AC179E42055FAB https://doi.org/10.1017/S0031182025000344 |
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