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Tocopherol deficiency reduces sucrose export from salt-stressed potato leaves independently of oxidative stress and symplastic obstruction by callose

Tocopherol cyclase, encoded by the gene SUCROSE EXPORT DEFECTIVE1, catalyses the second step in the synthesis of the antioxidant tocopherol. Depletion of SXD1 activity in maize and potato leaves leads to tocopherol deficiency and a ‘sugar export block’ phenotype that comprises massive starch accumul...

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Detalles Bibliográficos
Autores principales: Asensi-Fabado, María Amparo, Ammon, Alexandra, Sonnewald, Uwe, Munné-Bosch, Sergi, Voll, Lars M.
Formato: Online Artículo Texto
Lenguaje:English
Publicado: Oxford University Press 2015
Materias:
Acceso en línea:https://www.ncbi.nlm.nih.gov/pmc/articles/PMC4321552/
https://www.ncbi.nlm.nih.gov/pubmed/25428995
http://dx.doi.org/10.1093/jxb/eru453