Intoxication by Astragalus garbancillo var. garbancillo in llamas

Lysosomal storage diseases are inherited and acquired disorders characterized by dysfunctional lysosomes. Intracytoplasmic accumulation of undegraded substrates leads to impaired cellular function and death. Several plant species are toxic to livestock because of the presence of indolizidine alkaloi...

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Autores principales: Marín, Raúl Eduardo, Micheloud, Juan Francisco, Vignales, Nilda D., Gimeno, Eduardo Juan, O"Toole, Donal, Gardner, Dale R., Woods, Leslie., Uzal, Francisco A.
Formato: info:ar-repo/semantics/artículo
Lenguaje:Español
Publicado: American Association of Veterinary Laboratory Diagnosticians 2021
Materias:
Acceso en línea:http://hdl.handle.net/20.500.12123/9947
https://journals.sagepub.com/doi/full/10.1177/1040638720914338
https://doi.org/10.1177/1040638720914338
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author Marín, Raúl Eduardo
Micheloud, Juan Francisco
Vignales, Nilda D.
Gimeno, Eduardo Juan
O"Toole, Donal
Gardner, Dale R.
Woods, Leslie.
Uzal, Francisco A.
author_browse Gardner, Dale R.
Gimeno, Eduardo Juan
Marín, Raúl Eduardo
Micheloud, Juan Francisco
O"Toole, Donal
Uzal, Francisco A.
Vignales, Nilda D.
Woods, Leslie.
author_facet Marín, Raúl Eduardo
Micheloud, Juan Francisco
Vignales, Nilda D.
Gimeno, Eduardo Juan
O"Toole, Donal
Gardner, Dale R.
Woods, Leslie.
Uzal, Francisco A.
author_sort Marín, Raúl Eduardo
collection INTA Digital
description Lysosomal storage diseases are inherited and acquired disorders characterized by dysfunctional lysosomes. Intracytoplasmic accumulation of undegraded substrates leads to impaired cellular function and death. Several plant species are toxic to livestock because of the presence of indolizidine alkaloids, including swainsonine, which cause a storage disease. Swainsonine-induced nervous disease (i.e., locoism) of sheep and cattle is well recognized in several parts of the world, particularly in the western United States and in parts of Australia. Spontaneous intoxication by Astragalus garbancillo var. garbancillo was suspected in a group of 70 llamas (Lama glama) in Jujuy Province, northwestern Argentina. The animals grazed an area dominated by stands of A. garbancillo var. garbancillo. Clinical signs were staggering, ataxia, hypermetria, and progressive weight loss. The clinical course in individual animals was ~50 d. The main microscopic changes were Purkinje cell degeneration, necrosis, and loss, associated with intracytoplasmic vacuolation, meganeurite formation, and Wallerian degeneration. Specific positive labeling for ubiquitin was observed in axonal spheroids. Composite leaf and stem samples of A. garbancillo var. garbancillo analyzed by high-performance liquid chromatography contained 0.03% swainsonine. Based on the microscopic lesions, clinical history, and plant analysis, a diagnosis was made of storage disease caused by consumption of swainsonine-containing A. garbancillo var. garbancillo.
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institution Instituto Nacional de Tecnología Agropecuaria (INTA -Argentina)
language Español
publishDate 2021
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spelling INTA99472021-08-03T16:52:05Z Intoxication by Astragalus garbancillo var. garbancillo in llamas Marín, Raúl Eduardo Micheloud, Juan Francisco Vignales, Nilda D. Gimeno, Eduardo Juan O"Toole, Donal Gardner, Dale R. Woods, Leslie. Uzal, Francisco A. Astragalus Plantas Tóxicas Llama Envenenamiento Poisonous Plants Llamas Poisoning Astragalus garbancillo Intoxicación Intoxication Lysosomal storage diseases are inherited and acquired disorders characterized by dysfunctional lysosomes. Intracytoplasmic accumulation of undegraded substrates leads to impaired cellular function and death. Several plant species are toxic to livestock because of the presence of indolizidine alkaloids, including swainsonine, which cause a storage disease. Swainsonine-induced nervous disease (i.e., locoism) of sheep and cattle is well recognized in several parts of the world, particularly in the western United States and in parts of Australia. Spontaneous intoxication by Astragalus garbancillo var. garbancillo was suspected in a group of 70 llamas (Lama glama) in Jujuy Province, northwestern Argentina. The animals grazed an area dominated by stands of A. garbancillo var. garbancillo. Clinical signs were staggering, ataxia, hypermetria, and progressive weight loss. The clinical course in individual animals was ~50 d. The main microscopic changes were Purkinje cell degeneration, necrosis, and loss, associated with intracytoplasmic vacuolation, meganeurite formation, and Wallerian degeneration. Specific positive labeling for ubiquitin was observed in axonal spheroids. Composite leaf and stem samples of A. garbancillo var. garbancillo analyzed by high-performance liquid chromatography contained 0.03% swainsonine. Based on the microscopic lesions, clinical history, and plant analysis, a diagnosis was made of storage disease caused by consumption of swainsonine-containing A. garbancillo var. garbancillo. EEA Salta Fil: Marín, Raúl E. Universidad Nacional de Jujuy. Facultad de Ciencia Agrarias; Argentina. Fil: Micheloud, Juan Francisco. Instituto Nacional de Tecnología Agropecuaria (INTA). Estación Experimental Agropecuaria Salta. Área de Sanidad Animal; Argentina. Fil: Vignale, Nilda D. Universidad Nacional de Jujuy. Facultad de Ciencias Agrarias; Argentina. Fil: Gimeno, Eduardo Juan. Universidad Nacional de la Plata. Facultad de Ciencias Veterinarias. Cátedra de Patología General;Argentina. Fil: O'Toole, Donal. Wyoming State Veterinary Laboratory ; Estados Unidos Fil: Gardner, Dale R. USDA-ARS Poisonous Plant Research Laboratory; Estados Unidos Fil: Woods, Leslies. University of California–Davis. California Animal Health and Food Safety Laboratory System; Estados Unidos Fil: Uzal, Francisco A. University of California–Davis. California Animal Health and Food Safety Laboratory System, San Bernardino; Estados Unidos 2021-08-03T16:25:36Z 2021-08-03T16:25:36Z 2020 info:ar-repo/semantics/artículo info:eu-repo/semantics/article info:eu-repo/semantics/publishedVersion http://hdl.handle.net/20.500.12123/9947 https://journals.sagepub.com/doi/full/10.1177/1040638720914338 1040-6387 1943-4936 https://doi.org/10.1177/1040638720914338 spa 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 American Association of Veterinary Laboratory Diagnosticians Journal of Veterinary Diagnostic Investigation 32 (3) : 467-470 (May 2020)
spellingShingle Astragalus
Plantas Tóxicas
Llama
Envenenamiento
Poisonous Plants
Llamas
Poisoning
Astragalus garbancillo
Intoxicación
Intoxication
Marín, Raúl Eduardo
Micheloud, Juan Francisco
Vignales, Nilda D.
Gimeno, Eduardo Juan
O"Toole, Donal
Gardner, Dale R.
Woods, Leslie.
Uzal, Francisco A.
Intoxication by Astragalus garbancillo var. garbancillo in llamas
title Intoxication by Astragalus garbancillo var. garbancillo in llamas
title_full Intoxication by Astragalus garbancillo var. garbancillo in llamas
title_fullStr Intoxication by Astragalus garbancillo var. garbancillo in llamas
title_full_unstemmed Intoxication by Astragalus garbancillo var. garbancillo in llamas
title_short Intoxication by Astragalus garbancillo var. garbancillo in llamas
title_sort intoxication by astragalus garbancillo var garbancillo in llamas
topic Astragalus
Plantas Tóxicas
Llama
Envenenamiento
Poisonous Plants
Llamas
Poisoning
Astragalus garbancillo
Intoxicación
Intoxication
url http://hdl.handle.net/20.500.12123/9947
https://journals.sagepub.com/doi/full/10.1177/1040638720914338
https://doi.org/10.1177/1040638720914338
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