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| Indexado |
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| DOI | 10.1007/S00122-022-04102-2 | ||||
| Año | 2022 | ||||
| Tipo | artículo de investigación |
Citas Totales
Autores Afiliación Chile
Instituciones Chile
% Participación
Internacional
Autores
Afiliación Extranjera
Instituciones
Extranjeras
Key Message: Several Fusarium wilt resistance genes were discovered, genetically and physically mapped, and rapidly deployed via marker-assisted selection to develop cultivars resistant toFusarium oxysporumf. sp.fragariae, a devastating soil-borne pathogen of strawberry. Abstract: Fusarium wilt, a soilborne disease caused by Fusarium oxysporum f. sp. fragariae, poses a significant threat to strawberry (Fragaria× ananassa) production in many parts of the world. This pathogen causes wilting, collapse, and death in susceptible genotypes. We previously identified a dominant gene (FW1) on chromosome 2B that confers resistance to race 1 of the pathogen, and hypothesized that gene-for-gene resistance to Fusarium wilt was widespread in strawberry. To explore this, a genetically diverse collection of heirloom and modern cultivars and octoploid ecotypes were screened for resistance to Fusarium wilt races 1 and 2. Here, we show that resistance to both races is widespread in natural and domesticated populations and that resistance to race 1 is conferred by partially to completely dominant alleles among loci (FW1, FW2, FW3, FW4, and FW5) found on three non-homoeologous chromosomes (1A, 2B, and 6B). The underlying genes have not yet been cloned and functionally characterized; however, plausible candidates were identified that encode pattern recognition receptors or other proteins known to confer gene-for-gene resistance in plants. High-throughput genotyping assays for SNPs in linkage disequilibrium with FW1-FW5 were developed to facilitate marker-assisted selection and accelerate the development of race 1 resistant cultivars. This study laid the foundation for identifying the genes encoded by FW1-FW5, in addition to exploring the genetics of resistance to race 2 and other races of the pathogen, as a precaution to averting a Fusarium wilt pandemic.
| Ord. | Autor | Género | Institución - País |
|---|---|---|---|
| 1 | Pincot, Dominique D.A. | - |
University of California, Davis - Estados Unidos
UNIV CALIF DAVIS - Estados Unidos |
| 2 | Feldmann, Mitchell J. | Hombre |
University of California, Davis - Estados Unidos
UNIV CALIF DAVIS - Estados Unidos |
| 3 | Hardigan, Michael A. | Hombre |
USDA Agricultural Research Service - Estados Unidos
ARS - Estados Unidos |
| 4 | Vachev, Mishi V. | - |
University of California, Davis - Estados Unidos
UNIV CALIF DAVIS - Estados Unidos |
| 5 | Henry, Peter M. | Hombre |
USDA Agricultural Research Service - Estados Unidos
USDA ARS - Estados Unidos |
| 6 | Gordon, Thomas R. | Hombre |
University of California, Davis - Estados Unidos
UNIV CALIF DAVIS - Estados Unidos |
| 7 | Bjornson, Marta | Mujer |
University of California, Davis - Estados Unidos
UNIV CALIF DAVIS - Estados Unidos |
| 8 | Rodriguez, Alan | Hombre |
University of California, Davis - Estados Unidos
UNIV CALIF DAVIS - Estados Unidos |
| 9 | Cobo, Nicolas | Hombre |
Universidad de La Frontera - Chile
Agr Univ La Frontera - Chile |
| 10 | Famula, Randi | Mujer |
University of California, Davis - Estados Unidos
UNIV CALIF DAVIS - Estados Unidos |
| 11 | Cole, Glenn S. | Hombre |
University of California, Davis - Estados Unidos
UNIV CALIF DAVIS - Estados Unidos |
| 12 | Coaker, Gitta L. | Mujer |
University of California, Davis - Estados Unidos
UNIV CALIF DAVIS - Estados Unidos |
| 13 | Knapp, Steven J. | Hombre |
University of California, Davis - Estados Unidos
UNIV CALIF DAVIS - Estados Unidos |
| Fuente |
|---|
| United States Department of Agriculture |
| U.S. Department of Agriculture |
| National Institute of Food and Agriculture |
| University of California, Davis |
| California Strawberry Commission |
| National Institute of Food and Agriculture (NIFA) Specialty Crops Research Initiative |
| Agradecimiento |
|---|
| This research was supported by grants to SJK from the United States Department of Agriculture ( http://dx.doi.org/10.13039/100000199 ) National Institute of Food and Agriculture (NIFA) Specialty Crops Research Initiative (#2017-51181-26833), California Strawberry Commission ( http://dx.doi.org/10.13039/100006760 ), and the University of California, Davis ( http://dx.doi.org/10.13039/100007707 ). |
| This research was supported by grants to SJK from the United States Department of Agriculture (http://dx.doi.org/10.13039/10000 0199) National Institute of Food and Agriculture (NIFA) Specialty Crops Research Initiative (#2017-51181-26833), California Strawberry Commission (http://dx.doi.org/10.13039/100006760), and the University of California, Davis (http://dx.doi.org/10.13039/100007707). |