http://www.cnr.it/ontology/cnr/individuo/prodotto/ID10773
Increase of ascorbic acid content and nutritional quality in spinach leaves during physiological acclimation to low temperature (Articolo in rivista)
- Type
- Label
- Increase of ascorbic acid content and nutritional quality in spinach leaves during physiological acclimation to low temperature (Articolo in rivista) (literal)
- Anno
- 2009-01-01T00:00:00+01:00 (literal)
- Http://www.cnr.it/ontology/cnr/pubblicazioni.owl#doi
- 10.1016/j.plaphy.2009.03.010 (literal)
- Alternative label
- Http://www.cnr.it/ontology/cnr/pubblicazioni.owl#autori
- Proietti S; Moscatello S; Famiani F; Battistelli A; (literal)
- Pagina inizio
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- http://www.sciencedirect.com/science/article/pii/S0981942809000904 (literal)
- Http://www.cnr.it/ontology/cnr/pubblicazioni.owl#numeroVolume
- Rivista
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- Note
- ISI Web of Science (WOS) (literal)
- Http://www.cnr.it/ontology/cnr/pubblicazioni.owl#affiliazioni
- Istituto di Biologia Agroambientale e Forestale (IBAF), CNR, Viale Marconi 2, 05010 Porano (TR), Italy Dipartimento di Scienze Agrarie e Ambientali, Universita` degli Studi di Perugia -Borgo XX Giugno, 74, 06121 Perugia, Italy (literal)
- Titolo
- Increase of ascorbic acid content and nutritional quality in spinach leaves during physiological acclimation to low temperature (literal)
- Abstract
- The effect of acclimation to 10 ?C on the leaf content of ascorbic and oxalic acids, was investigated in
spinach (Spinacia oleracea L.). At 10 ?C the content of ascorbic acid in leaves increased and after 7 days it
was about 41% higher than in plants remaining under a 25 ?C/20 ?C day/night temperature regime. In
contrast, the content of oxalate, remained unchanged. Transfer to 10 ?C increased the ascorbic but not the
oxalic acid content of the leaf intercellular washing fluid (IWF). Oxalate oxidase (OXO EC 1.2.3.4) activity
was not detected in extracts of leaf blades. Therefore, oxalic acid degradation via OXO was not involved in
the control of its content. Our results show that low temperature acclimation increases nutritional
quality of spinach leaves via a physiological rise of ascorbic acid that does not feed-forward on the
content of oxalic acid. (literal)
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