QTL identification for cassava bacterial blight resistance under natural infection conditions

Cassava, Manihot esculenta Crantz, represents the main food source for more than one billion people. Cassava’s production is affected by several diseases, one of the most serious is cassava bacterial blight (CBB) caused by Xanthomonas axonopodis pv. manihotis (Xam). A quantitative trait loci (QTL) a...

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Autores:
Soto Sedano, Carolina
Mora Moreno, Rubén Eduardo
Calle, Fernando
López Carrascal, Camilo Ernesto
Tipo de recurso:
Article of journal
Fecha de publicación:
2017
Institución:
Universidad Nacional de Colombia
Repositorio:
Universidad Nacional de Colombia
Idioma:
spa
OAI Identifier:
oai:repositorio.unal.edu.co:unal/61159
Acceso en línea:
https://repositorio.unal.edu.co/handle/unal/61159
http://bdigital.unal.edu.co/59967/
Palabra clave:
57 Ciencias de la vida; Biología / Life sciences; biology
Cassava
molecular marker
QTL
resistance
SNPs
Xanthomonas axonopodis pv. manihotis.
marcador molecular
QTL
resistencia
SNPs
Xanthomonas axonopodis pv. manihotis
yuca.
Rights
openAccess
License
Atribución-NoComercial 4.0 Internacional
id UNACIONAL2_6e89e5cd384d3b804c6ae4f1c0e3ca30
oai_identifier_str oai:repositorio.unal.edu.co:unal/61159
network_acronym_str UNACIONAL2
network_name_str Universidad Nacional de Colombia
repository_id_str
dc.title.spa.fl_str_mv QTL identification for cassava bacterial blight resistance under natural infection conditions
title QTL identification for cassava bacterial blight resistance under natural infection conditions
spellingShingle QTL identification for cassava bacterial blight resistance under natural infection conditions
57 Ciencias de la vida; Biología / Life sciences; biology
Cassava
molecular marker
QTL
resistance
SNPs
Xanthomonas axonopodis pv. manihotis.
marcador molecular
QTL
resistencia
SNPs
Xanthomonas axonopodis pv. manihotis
yuca.
title_short QTL identification for cassava bacterial blight resistance under natural infection conditions
title_full QTL identification for cassava bacterial blight resistance under natural infection conditions
title_fullStr QTL identification for cassava bacterial blight resistance under natural infection conditions
title_full_unstemmed QTL identification for cassava bacterial blight resistance under natural infection conditions
title_sort QTL identification for cassava bacterial blight resistance under natural infection conditions
dc.creator.fl_str_mv Soto Sedano, Carolina
Mora Moreno, Rubén Eduardo
Calle, Fernando
López Carrascal, Camilo Ernesto
dc.contributor.author.spa.fl_str_mv Soto Sedano, Carolina
Mora Moreno, Rubén Eduardo
Calle, Fernando
López Carrascal, Camilo Ernesto
dc.subject.ddc.spa.fl_str_mv 57 Ciencias de la vida; Biología / Life sciences; biology
topic 57 Ciencias de la vida; Biología / Life sciences; biology
Cassava
molecular marker
QTL
resistance
SNPs
Xanthomonas axonopodis pv. manihotis.
marcador molecular
QTL
resistencia
SNPs
Xanthomonas axonopodis pv. manihotis
yuca.
dc.subject.proposal.spa.fl_str_mv Cassava
molecular marker
QTL
resistance
SNPs
Xanthomonas axonopodis pv. manihotis.
marcador molecular
QTL
resistencia
SNPs
Xanthomonas axonopodis pv. manihotis
yuca.
description Cassava, Manihot esculenta Crantz, represents the main food source for more than one billion people. Cassava’s production is affected by several diseases, one of the most serious is cassava bacterial blight (CBB) caused by Xanthomonas axonopodis pv. manihotis (Xam). A quantitative trait loci (QTL) analysis for CBB resistance was performed under natural infection conditions, using a mapping population of 99 full-sibs genotypes highly segregant and a SNP-based high dense genetic map. The phenotypic evaluation was carried out in Puerto López, Meta, Colombia, during the rainy season in 2015. Both resistant and susceptible transgressive segregants were detected in the mapping population. Through a non-parametric interval mapping analysis, two QTL were detected, explaining 10.9 and 12.6 % of phenotypic variance of resistance to field CBB. After a bioinformatics exploration four genes were identified in the QTL intervals. This work represents a contribution to the elucidation of the molecular bases of quantitative cassava resistance to Xam.
publishDate 2017
dc.date.issued.spa.fl_str_mv 2017-01-01
dc.date.accessioned.spa.fl_str_mv 2019-07-02T20:04:35Z
dc.date.available.spa.fl_str_mv 2019-07-02T20:04:35Z
dc.type.spa.fl_str_mv Artículo de revista
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dc.identifier.issn.spa.fl_str_mv ISSN: 1900-1649
dc.identifier.uri.none.fl_str_mv https://repositorio.unal.edu.co/handle/unal/61159
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identifier_str_mv ISSN: 1900-1649
url https://repositorio.unal.edu.co/handle/unal/61159
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dc.language.iso.spa.fl_str_mv spa
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dc.relation.spa.fl_str_mv https://revistas.unal.edu.co/index.php/actabiol/article/view/57951
dc.relation.ispartof.spa.fl_str_mv Universidad Nacional de Colombia Revistas electrónicas UN Acta Biológica Colombiana
Acta Biológica Colombiana
dc.relation.references.spa.fl_str_mv Soto Sedano, Carolina and Mora Moreno, Rubén Eduardo and Calle, Fernando and López Carrascal, Camilo Ernesto (2017) QTL identification for cassava bacterial blight resistance under natural infection conditions. Acta Biológica Colombiana, 22 (1). pp. 19-26. ISSN 1900-1649
dc.rights.spa.fl_str_mv Derechos reservados - Universidad Nacional de Colombia
dc.rights.coar.fl_str_mv http://purl.org/coar/access_right/c_abf2
dc.rights.license.spa.fl_str_mv Atribución-NoComercial 4.0 Internacional
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dc.rights.accessrights.spa.fl_str_mv info:eu-repo/semantics/openAccess
rights_invalid_str_mv Atribución-NoComercial 4.0 Internacional
Derechos reservados - Universidad Nacional de Colombia
http://creativecommons.org/licenses/by-nc/4.0/
http://purl.org/coar/access_right/c_abf2
eu_rights_str_mv openAccess
dc.format.mimetype.spa.fl_str_mv application/pdf
dc.publisher.spa.fl_str_mv Universidad Nacional de Colombia - Sede Bogotá - Faculdad de Ciencias - Departamento de Biología
institution Universidad Nacional de Colombia
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spelling Atribución-NoComercial 4.0 InternacionalDerechos reservados - Universidad Nacional de Colombiahttp://creativecommons.org/licenses/by-nc/4.0/info:eu-repo/semantics/openAccesshttp://purl.org/coar/access_right/c_abf2Soto Sedano, Carolinaa26a1a29-c9cc-4290-b49c-f450a532d2a2300Mora Moreno, Rubén Eduardoaeec94e3-969d-402d-ad2a-217f49433428300Calle, Fernando9e2e065e-4f0b-4a82-abd3-67c5fda13a8d300López Carrascal, Camilo Ernestoc1f555c1-29e2-49fb-9923-641e2519545c3002019-07-02T20:04:35Z2019-07-02T20:04:35Z2017-01-01ISSN: 1900-1649https://repositorio.unal.edu.co/handle/unal/61159http://bdigital.unal.edu.co/59967/Cassava, Manihot esculenta Crantz, represents the main food source for more than one billion people. Cassava’s production is affected by several diseases, one of the most serious is cassava bacterial blight (CBB) caused by Xanthomonas axonopodis pv. manihotis (Xam). A quantitative trait loci (QTL) analysis for CBB resistance was performed under natural infection conditions, using a mapping population of 99 full-sibs genotypes highly segregant and a SNP-based high dense genetic map. The phenotypic evaluation was carried out in Puerto López, Meta, Colombia, during the rainy season in 2015. Both resistant and susceptible transgressive segregants were detected in the mapping population. Through a non-parametric interval mapping analysis, two QTL were detected, explaining 10.9 and 12.6 % of phenotypic variance of resistance to field CBB. After a bioinformatics exploration four genes were identified in the QTL intervals. This work represents a contribution to the elucidation of the molecular bases of quantitative cassava resistance to Xam.La yuca, Manihot esculenta Crantz, representa la principal fuente de alimento para cerca de 1000 millones de personas. La producción de yuca se ve afectada por diversas enfermedades, una de las más serias es la bacteriosis vascular (CBB) causada por Xanthomonas axonopodis pv. manihotis (Xam). En este estudio se realizó un análisis de loci de rasgos cuantitativos (QTL) para la resistencia a CBB en condiciones naturales de infección, usando una población de mapeo constituida por 99 genotipos de hermanos completos segregantes y un mapa genético altamente denso basado en SNPs. La evaluación fenotípica se llevó a cabo en Puerto López (Meta), Colombia, durante la época de lluvias durante el segundo semestre de 2015. En la población de mapeo fueron detectados individuos con una segregación transgresiva tanto resistentes como susceptibles. A través de un análisis no paramétrico de intervalo simple, se detectaron dos QTL que explican el 10,9 y el 12,6 % de la varianza fenotípica de la resistencia en campo a CBB. Mediante análisis bioinformáticos se identificaron cuatro genes candidatos presentes en los intervalos de los QTL. Este trabajo representa un esfuerzo por dilucidar los mecanismos moleculares implicados en la resistencia de yuca a CBB.application/pdfspaUniversidad Nacional de Colombia - Sede Bogotá - Faculdad de Ciencias - Departamento de Biologíahttps://revistas.unal.edu.co/index.php/actabiol/article/view/57951Universidad Nacional de Colombia Revistas electrónicas UN Acta Biológica ColombianaActa Biológica ColombianaSoto Sedano, Carolina and Mora Moreno, Rubén Eduardo and Calle, Fernando and López Carrascal, Camilo Ernesto (2017) QTL identification for cassava bacterial blight resistance under natural infection conditions. Acta Biológica Colombiana, 22 (1). pp. 19-26. ISSN 1900-164957 Ciencias de la vida; Biología / Life sciences; biologyCassavamolecular markerQTLresistanceSNPsXanthomonas axonopodis pv. manihotis.marcador molecularQTLresistenciaSNPsXanthomonas axonopodis pv. manihotisyuca.QTL identification for cassava bacterial blight resistance under natural infection conditionsArtículo de revistainfo:eu-repo/semantics/articleinfo:eu-repo/semantics/publishedVersionhttp://purl.org/coar/resource_type/c_6501http://purl.org/coar/resource_type/c_2df8fbb1http://purl.org/coar/version/c_970fb48d4fbd8a85Texthttp://purl.org/redcol/resource_type/ARTORIGINAL57951-313778-1-PB.pdfapplication/pdf401115https://repositorio.unal.edu.co/bitstream/unal/61159/1/57951-313778-1-PB.pdf6d5d82d4bb9e5048981616e1d948b272MD51THUMBNAIL57951-313778-1-PB.pdf.jpg57951-313778-1-PB.pdf.jpgGenerated Thumbnailimage/jpeg9135https://repositorio.unal.edu.co/bitstream/unal/61159/2/57951-313778-1-PB.pdf.jpg2f08eba33c6fe4dd17ffb8ee62def0e9MD52unal/61159oai:repositorio.unal.edu.co:unal/611592024-04-17 23:50:04.953Repositorio Institucional Universidad Nacional de Colombiarepositorio_nal@unal.edu.co