Transcriptional and metabolic changes associated to the infection by Fusarium verticillioides in maize inbreds with contrasting ear rot resistance
Fusarium verticillioides causes ear rot and grain mycotoxins in maize (Zea mays L.), which are harmful to human and animal health. Breeding and growing less susceptible plant genotypes is one alternative to reduce these detrimental effects. A better understanding of the resistance mechanisms would f...
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| Format: | Artículo |
| Language: | Inglés |
| Published: |
2017
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| Online Access: | http://hdl.handle.net/20.500.12123/1451 http://journals.plos.org/plosone/article?id=10.1371/journal.pone.0061580 https://doi.org/10.1371/journal.pone.0061580 |
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| author | Campos Bermudez, Valeria Alina Fauguel, Carolina Maria Tronconi, Marcos A. Casati, Paula Presello, Daniel Alberto Andreo, Carlos Santiago |
| author_browse | Andreo, Carlos Santiago Campos Bermudez, Valeria Alina Casati, Paula Fauguel, Carolina Maria Presello, Daniel Alberto Tronconi, Marcos A. |
| author_facet | Campos Bermudez, Valeria Alina Fauguel, Carolina Maria Tronconi, Marcos A. Casati, Paula Presello, Daniel Alberto Andreo, Carlos Santiago |
| author_sort | Campos Bermudez, Valeria Alina |
| collection | INTA Digital |
| description | Fusarium verticillioides causes ear rot and grain mycotoxins in maize (Zea mays L.), which are harmful to human and animal health. Breeding and growing less susceptible plant genotypes is one alternative to reduce these detrimental effects. A better understanding of the resistance mechanisms would facilitate the implementation of strategic molecular agriculture to breeding of resistant germplasm. Our aim was to identify genes and metabolites that may be related to the Fusarium reaction in a resistant (L4637) and a susceptible (L4674) inbred. Gene expression data were obtained from microarray hybridizations in inoculated and non-inoculated kernels from both inbreds. Fungal inoculation did not produce considerable changes in gene expression and metabolites in L4637. Defense-related genes changed in L4674 kernels, responding specifically to the pathogen infection. These results indicate that L4637 resistance may be mainly due to constitutive defense mechanisms preventing fungal infection. These mechanisms seem to be poorly expressed in L4674; and despite the inoculation activate a defense response; this is not enough to prevent the disease progress in this susceptible line. Through this study, a global view of differential genes expressed and metabolites accumulated during resistance and susceptibility to F. verticillioides inoculation has been obtained, giving additional information about the mechanisms and pathways conferring resistance to this important disease in maize. |
| format | Artículo |
| id | INTA1451 |
| institution | Instituto Nacional de Tecnología Agropecuaria (INTA -Argentina) |
| language | Inglés |
| publishDate | 2017 |
| publishDateRange | 2017 |
| publishDateSort | 2017 |
| record_format | dspace |
| spelling | INTA14512019-06-06T17:45:54Z Transcriptional and metabolic changes associated to the infection by Fusarium verticillioides in maize inbreds with contrasting ear rot resistance Campos Bermudez, Valeria Alina Fauguel, Carolina Maria Tronconi, Marcos A. Casati, Paula Presello, Daniel Alberto Andreo, Carlos Santiago Maíz Maize Pathogenic Fungi Disease Resistance Fngal Diseases Mycotoxins Hongos Patógenos Resistencia a la Enfermedad Enfermedades Fungosas Micotoxinas Fusariosis Argentina Fusarium Verticillioides Fusarium verticillioides causes ear rot and grain mycotoxins in maize (Zea mays L.), which are harmful to human and animal health. Breeding and growing less susceptible plant genotypes is one alternative to reduce these detrimental effects. A better understanding of the resistance mechanisms would facilitate the implementation of strategic molecular agriculture to breeding of resistant germplasm. Our aim was to identify genes and metabolites that may be related to the Fusarium reaction in a resistant (L4637) and a susceptible (L4674) inbred. Gene expression data were obtained from microarray hybridizations in inoculated and non-inoculated kernels from both inbreds. Fungal inoculation did not produce considerable changes in gene expression and metabolites in L4637. Defense-related genes changed in L4674 kernels, responding specifically to the pathogen infection. These results indicate that L4637 resistance may be mainly due to constitutive defense mechanisms preventing fungal infection. These mechanisms seem to be poorly expressed in L4674; and despite the inoculation activate a defense response; this is not enough to prevent the disease progress in this susceptible line. Through this study, a global view of differential genes expressed and metabolites accumulated during resistance and susceptibility to F. verticillioides inoculation has been obtained, giving additional information about the mechanisms and pathways conferring resistance to this important disease in maize. Fil: Campos Bermudez, Valeria A. Universidad Nacional de Rosario. Facultad de Ciencias Bioquímicas y Farmacéuticas. Centro de Estudios Fotosintéticos y Bioquímicos; Argentina Fil: Fauguel, Carolina Maria. Instituto Nacional de Tecnología Agropecuaria (INTA). Estación Experimental Agropecuaria Pergamino; Argentina Fil: Tronconi, Marcos A. Universidad Nacional de Rosario. Facultad de Ciencias Bioquímicas y Farmacéuticas. Centro de Estudios Fotosintéticos y Bioquímicos; Argentina Fil: Casati, Paula. Universidad Nacional de Rosario. Facultad de Ciencias Bioquímicas y Farmacéuticas. Centro de Estudios Fotosintéticos y Bioquímicos; Argentina Fil: Presello, Daniel Alberto. Instituto Nacional de Tecnología Agropecuaria (INTA). Estación Experimental Agropecuaria Pergamino; Argentina Fil: Andreo, Carlos Santiago. Universidad Nacional de Rosario. Facultad de Ciencias Bioquímicas y Farmacéuticas. Centro de Estudios Fotosintéticos y Bioquímicos; Argentina 2017-10-10T15:50:20Z 2017-10-10T15:50:20Z 2013 info:ar-repo/semantics/artículo info:eu-repo/semantics/article info:eu-repo/semantics/publishedVersion http://hdl.handle.net/20.500.12123/1451 http://journals.plos.org/plosone/article?id=10.1371/journal.pone.0061580 1932-6203 https://doi.org/10.1371/journal.pone.0061580 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 PLoS ONE 8(4): e61580. (2013) |
| spellingShingle | Maíz Maize Pathogenic Fungi Disease Resistance Fngal Diseases Mycotoxins Hongos Patógenos Resistencia a la Enfermedad Enfermedades Fungosas Micotoxinas Fusariosis Argentina Fusarium Verticillioides Campos Bermudez, Valeria Alina Fauguel, Carolina Maria Tronconi, Marcos A. Casati, Paula Presello, Daniel Alberto Andreo, Carlos Santiago Transcriptional and metabolic changes associated to the infection by Fusarium verticillioides in maize inbreds with contrasting ear rot resistance |
| title | Transcriptional and metabolic changes associated to the infection by Fusarium verticillioides in maize inbreds with contrasting ear rot resistance |
| title_full | Transcriptional and metabolic changes associated to the infection by Fusarium verticillioides in maize inbreds with contrasting ear rot resistance |
| title_fullStr | Transcriptional and metabolic changes associated to the infection by Fusarium verticillioides in maize inbreds with contrasting ear rot resistance |
| title_full_unstemmed | Transcriptional and metabolic changes associated to the infection by Fusarium verticillioides in maize inbreds with contrasting ear rot resistance |
| title_short | Transcriptional and metabolic changes associated to the infection by Fusarium verticillioides in maize inbreds with contrasting ear rot resistance |
| title_sort | transcriptional and metabolic changes associated to the infection by fusarium verticillioides in maize inbreds with contrasting ear rot resistance |
| topic | Maíz Maize Pathogenic Fungi Disease Resistance Fngal Diseases Mycotoxins Hongos Patógenos Resistencia a la Enfermedad Enfermedades Fungosas Micotoxinas Fusariosis Argentina Fusarium Verticillioides |
| url | http://hdl.handle.net/20.500.12123/1451 http://journals.plos.org/plosone/article?id=10.1371/journal.pone.0061580 https://doi.org/10.1371/journal.pone.0061580 |
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