Genetic dissection of the (poly)phenol profile of diploid strawberry (Fragaria vesca) fruits using a NIL collection
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Fecha de publicación
2015-08-19ISSN
0168-9452
Resumen
Over the last few years, diploid strawberry (Fragaria vesca) has been recognized as a model species for
applied research of cultivated strawberry (Fragaria × ananassa) that is one of the most economically
important crops. Berries, particularly strawberries, are known for their high antioxidant capacity due
to a high concentration of (poly) phenolic compounds. Studies have already characterized the phenolic
composition of fruits from sets of cultivated strawberries but the quantification of phenolics in a Fragaria mapping population has not been reported, yet. The metabolite profiling of a F. vesca near isogenic
line (NIL) collection by LC–MS allowed the unambiguous identification of 22 (poly)-phenols, including
anthocyanins, flavonols, flavan-3-ols, flavanones, hydroxycinnamic acid derivatives, and ellagic acid in
the diploid strawberry fruit. The variability in the collection revealed that the genetic factor was more
decisive than the environmental factor for the accumulation of 18 of the 24 compounds. Genotyping
the NIL collection with the Axiom® IStraw90® SNPs array, we were able to map 76 stable QTLs controlling accumulation of the (poly)-phenolic compounds. They provide a powerful new tool to characterise candidate genes to increase the antioxidant capacity of fruits and produce healthier strawberries for consumers.
Tipo de documento
Artículo
Versión del documento
Versión publicada
Lengua
English
Materias (CDU)
575 - Genética general. Citogenética general. Inmunogenética. Evolución. Filogenia
633 - Cultivos y producciones
Páginas
18
Publicado por
Elsevier
Publicado en
Plant Science
Citación
Urrutia, Maria, Wilfried Schwab, Thomas Hoffmann, and Amparo Monfort. 2016. "Genetic Dissection Of The (Poly)Phenol Profile Of Diploid Strawberry (Fragaria Vesca) Fruits Using A NIL Collection". Plant Science 242: 151-168. doi:10.1016/j.plantsci.2015.07.019.
Número del acuerdo de la subvención
MICINN/Programa Nacional de Proyectos de Investigación Fundamental/AGL2010-21414/ES/ANALISIS GENETICO DE LOS CARACTERES DE CALIDAD NUTRICIONAL DE FRUTO EN FRESA SILVESTRE Y CULTIVADA/
INIA/Programa Estatal de I+D+I orientada a los retos de la sociedad/RTA2013-00010/ES/Análisis genético del aroma de las fresas silvestre y cultivada: desarrollo de marcadores moleculares para su selección en fresa cultivada/
Program
Genòmica i Biotecnologia
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