Gibberellins, jasmonate and abscisic acid modulate the sucrose-induced expression of anthocyanin biosynthetic genes in Arabidopsis. (Articolo in rivista)

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  • Gibberellins, jasmonate and abscisic acid modulate the sucrose-induced expression of anthocyanin biosynthetic genes in Arabidopsis. (Articolo in rivista) (literal)
Anno
  • 2008-01-01T00:00:00+01:00 (literal)
Http://www.cnr.it/ontology/cnr/pubblicazioni.owl#doi
  • 10.1111/j.1469-8137.2008.02511.x (literal)
Alternative label
  • Loreti E., Povero G., Novi G., Solfanelli C, Alpi A., Perata P. (2008)
    Gibberellins, jasmonate and abscisic acid modulate the sucrose-induced expression of anthocyanin biosynthetic genes in Arabidopsis.
    in New phytologist (Print)
    (literal)
Http://www.cnr.it/ontology/cnr/pubblicazioni.owl#autori
  • Loreti E., Povero G., Novi G., Solfanelli C, Alpi A., Perata P. (literal)
Pagina inizio
  • 1004 (literal)
Pagina fine
  • 1016 (literal)
Http://www.cnr.it/ontology/cnr/pubblicazioni.owl#altreInformazioni
  • Le conoscenze acquisite in Arabidopsis verranno trasferite in pomodoro. In tale coltura la boisintesi degli antociani rappresenta un fenomeno fisiologico agronomicamente importante. (literal)
Http://www.cnr.it/ontology/cnr/pubblicazioni.owl#numeroVolume
  • 179 (literal)
Rivista
Http://www.cnr.it/ontology/cnr/pubblicazioni.owl#note
  • doi: 10.1111/j.1469-8137.2008.02511.x La rivista su cui l'articolo è stato pubblicato è tra le piu’ importanti riviste scientifiche di biologia delle piante e ha fattore d'impatto 4,245 (literal)
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  • Pubblicazione scientifica volta a comprendere la regolazione della via biosintentica degli antociani in Arabidopsis. In particolare è stato analizzato il ruolo degli zuccheri (saccarosio) ed il loro cross-talk con gli ormoni. (literal)
Note
  • Scopu (literal)
  • ISI Web of Science (WOS) (literal)
Http://www.cnr.it/ontology/cnr/pubblicazioni.owl#affiliazioni
  • LE - IBBA-CNR, Pisa I; PG PP-Scuola Superiore Sant'Anna, Pisa, I; NG, SC, AA-University of Pisa, I (literal)
Titolo
  • Gibberellins, jasmonate and abscisic acid modulate the sucrose-induced expression of anthocyanin biosynthetic genes in Arabidopsis. (literal)
Abstract
  • Anthocyanins are secondary metabolites, which play an important role in the physiology of plants. Both sucrose and hormones regulate anthocyanin synthesis. Here, the interplay between sucrose and plant hormones was investigated in the expression of sucrose regulated genes coding for anthocyanin biosynthetic enzymes in Arabidopsis seedlings. • The expression pattern of 14 genes involved in the anthocyanin biosynthetic pathway, including two transcription factors (PAP1, PAP2), was analysed by real-time reverse transcriptase polymerase chain reaction (RT-PCR) in Arabidopsis seedlings treated with sucrose and plant hormones. • Sucrose-induction of the anthocyanin synthesis pathway was repressed by the addition of gibberellic acid (GA) whereas jasmonate (JA) and abscisic acid (ABA) had a synergic effect with sucrose. The gai mutant was insensitive to GA-dependent repression of dihydroflavonol reductase. This would seem to prove that GAI signalling is involved in the crosstalk between sucrose and GA in wild-type Arabidopsis seedlings. Conversely, the inductive effect of sucrose was not strictly ABA mediated. Sucrose induction of anthocyanin genes required the COI1 gene, but not JAR1, which suggests a possible convergence of the jasmonate- and sucrose-signalling pathways.• The results suggest the existence of a crosstalk between the sucrose and hormone signalling pathways in the regulation of the anthocyanin biosynthetic pathway. (literal)
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