Diversity and genetic structure of Spondias tuberosa (Anacardiaceae) accessions based on microsatellite loci
Introduction: Spondias tuberosa is a tree endemic to the semiarid region of Brazil with fruticulture potential. Objective: To estimate the diversity and genetic structure of S. tuberosa accessions from four areas of the semiarid region of Brazil, in order to facilitate conservation genetic resources...
| Autores: | , , , , |
|---|---|
| Tipo de recurso: | artículo |
| Estado: | Versión publicada |
| Fecha de publicación: | 2021 |
| País: | Costa Rica |
| Institución: | Universidad de Costa Rica |
| Repositorio: | Portal de Revistas UCR |
| Idioma: | inglés |
| OAI Identifier: | oai:portal.ucr.ac.cr:article/44194 |
| Acceso en línea: | https://revistas.ucr.ac.cr/index.php/rbt/article/view/44194 |
| Access Level: | acceso abierto |
| Palabra clave: | umbu tree AMOVA SSR árbol de Umbú |
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Diversity and genetic structure of Spondias tuberosa (Anacardiaceae) accessions based on microsatellite loci Diversidad y estructura genética de “accesiones” de Spondias tuberosa (Anacardiaceae) basadas en loci de microsatélites |
| title |
Diversity and genetic structure of Spondias tuberosa (Anacardiaceae) accessions based on microsatellite loci |
| spellingShingle |
Diversity and genetic structure of Spondias tuberosa (Anacardiaceae) accessions based on microsatellite loci Santos, Viviane Nunes dos umbu tree AMOVA SSR árbol de Umbú AMOVA SSR |
| title_short |
Diversity and genetic structure of Spondias tuberosa (Anacardiaceae) accessions based on microsatellite loci |
| title_full |
Diversity and genetic structure of Spondias tuberosa (Anacardiaceae) accessions based on microsatellite loci |
| title_fullStr |
Diversity and genetic structure of Spondias tuberosa (Anacardiaceae) accessions based on microsatellite loci |
| title_full_unstemmed |
Diversity and genetic structure of Spondias tuberosa (Anacardiaceae) accessions based on microsatellite loci |
| title_sort |
Diversity and genetic structure of Spondias tuberosa (Anacardiaceae) accessions based on microsatellite loci |
| dc.creator.none.fl_str_mv |
Santos, Viviane Nunes dos Fernandes Santos, Carlos Antônio Ribeiro de Oliveira, Viseldo Da Silva Costa, Antonio Elton Santos da Silva, Fabricio Francisco |
| author |
Santos, Viviane Nunes dos |
| author_facet |
Santos, Viviane Nunes dos Fernandes Santos, Carlos Antônio Ribeiro de Oliveira, Viseldo Da Silva Costa, Antonio Elton Santos da Silva, Fabricio Francisco |
| author_role |
author |
| author2 |
Fernandes Santos, Carlos Antônio Ribeiro de Oliveira, Viseldo Da Silva Costa, Antonio Elton Santos da Silva, Fabricio Francisco |
| author2_role |
author author author author |
| dc.subject.none.fl_str_mv |
umbu tree AMOVA SSR árbol de Umbú AMOVA SSR |
| topic |
umbu tree AMOVA SSR árbol de Umbú AMOVA SSR |
| description |
Introduction: Spondias tuberosa is a tree endemic to the semiarid region of Brazil with fruticulture potential. Objective: To estimate the diversity and genetic structure of S. tuberosa accessions from four areas of the semiarid region of Brazil, in order to facilitate conservation genetic resources studies in this species. Methods: DNA was extracted, using the CTAB 2x method, from leaf samples of 24 accessions of S. tuberosa available in the germplasm bank at Embrapa Semiárido, Brazil. Ten microsatellite loci were used in this study. Results: The UPGMA dendrogram, generated with a Jaccard coefficient similarity matrix, contains four groups at a 0.44 cutoff point. The similarity coefficient ranged from 0.30 to 0.84, indicating great divergence among the accessions. A Bayesian analysis conducted with the software Structure suggests there are two subpopulations, one formed by accessions from the Januária region and another by accessions from the Juazeiro, Uauá and Petrolina regions. The ΦST value of 0.12 for the analysis of molecular variance indicates moderate genetic differentiation among the four populations, suggesting that the genetic variability is moderately structured in function of region. Conclusions: Together, the analyses indicate that the genetic diversity of S. tuberosa is not uniformly distributed in the studied regions. Thus, germplasm from a greater number of populations should be collected to increase the germplasm bank genetic diversity of the species. |
| publishDate |
2021 |
| dc.date.none.fl_str_mv |
2021-02-11 |
| dc.type.none.fl_str_mv |
info:eu-repo/semantics/publishedVersion Article artículo original http://purl.org/coar/resource_type/c_2df8fbb1 info:eu-repo/semantics/article |
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article |
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publishedVersion |
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https://revistas.ucr.ac.cr/index.php/rbt/article/view/44194 10.15517/rbt.v69i2.44194 |
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https://revistas.ucr.ac.cr/index.php/rbt/article/view/44194 |
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10.15517/rbt.v69i2.44194 |
| dc.language.none.fl_str_mv |
eng |
| language |
eng |
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https://revistas.ucr.ac.cr/index.php/rbt/article/view/44194/46533 https://revistas.ucr.ac.cr/index.php/rbt/article/view/44194/46534 |
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http://creativecommons.org/licenses/by/4.0 acceso abierto http://purl.org/coar/access_right/c_abf2 info:eu-repo/semantics/openAccess |
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http://creativecommons.org/licenses/by/4.0 acceso abierto http://purl.org/coar/access_right/c_abf2 |
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openAccess |
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application/pdf text/html |
| dc.publisher.none.fl_str_mv |
Universidad de Costa Rica |
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Universidad de Costa Rica |
| dc.source.none.fl_str_mv |
Revista de Biología Tropical; Vol. 69 No. 2 (2021): Revista de Biología Tropical (Rev. Biol. Trop.): Continuous publication, April - June 2021; 640–648 Revista de Biología Tropical; Vol. 69 Núm. 2 (2021): Revista de Biología Tropical (Rev. Biol. Trop.): Publicación continua, Abril - Junio 2021; 640–648 Revista Biología Tropical; Vol. 69 N.º 2 (2021): Revista de Biología Tropical (Rev. Biol. Trop.): Publicación continua, Abril - Junio 2021; 640–648 2215-2075 0034-7744 10.15517/rbt.v69i2 reponame:Portal de Revistas UCR instname:Universidad de Costa Rica instacron:UCR |
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Universidad de Costa Rica |
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UCR |
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UCR |
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Portal de Revistas UCR |
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Portal de Revistas UCR |
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Portal de Revistas UCR - Universidad de Costa Rica |
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jorge.polanco@ucr.ac.cr |
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Diversity and genetic structure of Spondias tuberosa (Anacardiaceae) accessions based on microsatellite lociDiversidad y estructura genética de “accesiones” de Spondias tuberosa (Anacardiaceae) basadas en loci de microsatélitesSantos, Viviane Nunes dosFernandes Santos, Carlos AntônioRibeiro de Oliveira, ViseldoDa Silva Costa, Antonio EltonSantos da Silva, Fabricio Franciscoumbu treeAMOVASSRárbol de UmbúAMOVASSRIntroduction: Spondias tuberosa is a tree endemic to the semiarid region of Brazil with fruticulture potential. Objective: To estimate the diversity and genetic structure of S. tuberosa accessions from four areas of the semiarid region of Brazil, in order to facilitate conservation genetic resources studies in this species. Methods: DNA was extracted, using the CTAB 2x method, from leaf samples of 24 accessions of S. tuberosa available in the germplasm bank at Embrapa Semiárido, Brazil. Ten microsatellite loci were used in this study. Results: The UPGMA dendrogram, generated with a Jaccard coefficient similarity matrix, contains four groups at a 0.44 cutoff point. The similarity coefficient ranged from 0.30 to 0.84, indicating great divergence among the accessions. A Bayesian analysis conducted with the software Structure suggests there are two subpopulations, one formed by accessions from the Januária region and another by accessions from the Juazeiro, Uauá and Petrolina regions. The ΦST value of 0.12 for the analysis of molecular variance indicates moderate genetic differentiation among the four populations, suggesting that the genetic variability is moderately structured in function of region. Conclusions: Together, the analyses indicate that the genetic diversity of S. tuberosa is not uniformly distributed in the studied regions. Thus, germplasm from a greater number of populations should be collected to increase the germplasm bank genetic diversity of the species.Introducción: Spondias tuberosa es un árbol endémico de la región semiárida de Brasil con potencial frutícola. Objetivo: Estimar la diversidad y caracterizar la estructura genética de accesiones de S. tuberosa en cuatro áreas del semiárido brasileño, para así facilitar estudios de conservación de recursos genéticos de esta especie. Metodología: El ADN fue extraído utilizando el método CTAB 2x a partir de muestras de hojas de 24 accesiones de S. tuberosa disponibles en el banco de germoplasma de Embrapa Semiárido, Brasil. Diez loci de microsatélites fueron usados en este estudio. Resultados: El dendrograma UPGMA generado con una matriz de similitud de coeficientes de Jaccard, formó cuatro grupos con punto de corte en 0.44. El coeficiente de similitud osciló entre 0.30 y 0.84, indicando una gran divergencia entre las accesiones. El análisis Bayesiano realizado en el software Structure sugiere la existencia de dos subpoblaciones, una formada por las accesiones de la región de Januária y otra derivada de las regiones de Juazeiro, Uauá y Petrolina. El valor de ΦST de 0.12 derivado del análisis molecular de la varianza indica moderada variación genética entre las cuatro poblaciones, sugiriendo que la variabilidad genética se estructura moderadamente en función de la región. Conclusiones: Los análisis en conjunto indican que la diversidad genética de S. tuberosa no se encuentra distribuida uniformemente en las regiones estudiadas. Por lo tanto, se debe recolectar germoplasma de un mayor número de poblaciones para aumentar la diversidad genética del banco actual de la especie. Universidad de Costa Rica2021-02-11info:eu-repo/semantics/publishedVersionArticleartículo originalhttp://purl.org/coar/resource_type/c_2df8fbb1info:eu-repo/semantics/articleapplication/pdftext/htmlhttps://revistas.ucr.ac.cr/index.php/rbt/article/view/4419410.15517/rbt.v69i2.44194Revista de Biología Tropical; Vol. 69 No. 2 (2021): Revista de Biología Tropical (Rev. Biol. Trop.): Continuous publication, April - June 2021; 640–648Revista de Biología Tropical; Vol. 69 Núm. 2 (2021): Revista de Biología Tropical (Rev. Biol. Trop.): Publicación continua, Abril - Junio 2021; 640–648Revista Biología Tropical; Vol. 69 N.º 2 (2021): Revista de Biología Tropical (Rev. Biol. Trop.): Publicación continua, Abril - Junio 2021; 640–6482215-20750034-774410.15517/rbt.v69i2reponame:Portal de Revistas UCRinstname:Universidad de Costa Ricainstacron:UCRenghttps://revistas.ucr.ac.cr/index.php/rbt/article/view/44194/46533https://revistas.ucr.ac.cr/index.php/rbt/article/view/44194/46534Derechos de autor 2021 Viviane Nunes dos Santos, Carlos Antônio Fernandes Santos, Viseldo Ribeiro de Oliveira, Antonio Elton Da Silva Costa, Fabricio Francisco Santos da Silvahttp://creativecommons.org/licenses/by/4.0acceso abiertohttp://purl.org/coar/access_right/c_abf2info:eu-repo/semantics/openAccess2021-11-16T17:06:44Zoai:portal.ucr.ac.cr:article/44194Portal de revistashttps://revistas.ucr.ac.cr/Universidadhttp://www.ucr.ac.crhttps://revistas.ucr.ac.cr/index.php/index/oaijorge.polanco@ucr.ac.crCosta RicaNo aplicaNo aplicaNo aplicaopendoar:2025-08-13T10:25:32.796Portal de Revistas UCR - Universidad de Costa Ricafalse |
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15.812429 |