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Silencing of beta-carotene hydroxylase increases total carotenoid and beta-carotene levels in potato tubers

BACKGROUND: Beta-carotene is the main dietary precursor of vitamin A. Potato tubers contain low levels of carotenoids, composed mainly of the xanthophylls lutein (in the beta-epsilon branch) and violaxanthin (in the beta-beta branch). None of these carotenoids have provitamin A activity. We have pre...

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Detalles Bibliográficos
Autores principales: Diretto, Gianfranco, Welsch, Ralf, Tavazza, Raffaela, Mourgues, Fabienne, Pizzichini, Daniele, Beyer, Peter, Giuliano, Giovanni
Formato: Texto
Lenguaje:English
Publicado: BioMed Central 2007
Materias:
Acceso en línea:https://www.ncbi.nlm.nih.gov/pmc/articles/PMC1828156/
https://www.ncbi.nlm.nih.gov/pubmed/17335571
http://dx.doi.org/10.1186/1471-2229-7-11