The peach (Prunus persica [L.] Batsch) homeobox gene KNOPE3, which encodes a class 2 knotted-like transcription factor, is regulated during leaf development and triggered by sugars. (Articolo in rivista)

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  • The peach (Prunus persica [L.] Batsch) homeobox gene KNOPE3, which encodes a class 2 knotted-like transcription factor, is regulated during leaf development and triggered by sugars. (Articolo in rivista) (literal)
Anno
  • 2009-01-01T00:00:00+01:00 (literal)
Http://www.cnr.it/ontology/cnr/pubblicazioni.owl#doi
  • 10.1007/s00438-009-0445-7 (literal)
Alternative label
  • Testone G., Condello E., Verde I., Caboni E., Iannelli M. A., Bruno L., Mariotti D., Bitonti M. B., Giannino D. (2009)
    The peach (Prunus persica [L.] Batsch) homeobox gene KNOPE3, which encodes a class 2 knotted-like transcription factor, is regulated during leaf development and triggered by sugars.
    in Molecular genetics and genomics (Print)
    (literal)
Http://www.cnr.it/ontology/cnr/pubblicazioni.owl#autori
  • Testone G., Condello E., Verde I., Caboni E., Iannelli M. A., Bruno L., Mariotti D., Bitonti M. B., Giannino D. (literal)
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  • 47 (literal)
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  • 64 (literal)
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  • Fattore di trascrizione attivo e specificatamente localizzato nei fasci che nutrono la drupa, potrebbe avere ruolo improtante per la regolazione del trasporto/metabolismo degli zuccheri durante l’accrescimento del frutto. È stato geneticamente mappato, e co-localizza in QTL che regola il tempo di formazione delle foglie. (literal)
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  • 282 (literal)
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  • pubblicato on line 31 Marzo 2009 DOI 10.1007/s00438-009-0445-7 MGG copre un ampio spettro di argomenti di genetica e genomica in tutti gli organismi, ampiamente diffusa per biologi e genetisti molecolari. Ha un impact factor di 2.987 nel 2007. (literal)
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  • 18 (literal)
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  • Caratterizzazione genica di un fattore di trascrizione del tipo KNOX di classe 2 in pesco, con evidenze solide chela trascrizione è regolata dagli zuccheri del trasporto. (literal)
Note
  • ISI Web of Science (WOS) (literal)
Http://www.cnr.it/ontology/cnr/pubblicazioni.owl#affiliazioni
  • GT, EC, MA I, DM, DG: IBBA-CNR; IV, EC: CRA-MIPAF; LB, MB B: UNICAL. (literal)
Titolo
  • The peach (Prunus persica [L.] Batsch) homeobox gene KNOPE3, which encodes a class 2 knotted-like transcription factor, is regulated during leaf development and triggered by sugars. (literal)
Abstract
  • Class 1 KNOTTED1-like transcription factors (KNOX) are known to regulate plant development, whereas information on class 2 KNOX has been limited. The peach KNOPE3 gene was cloned, belonged to a family of few class 2 members and was located at 66cM in the Prunus spp. G1 linkage-group. The mRNA localization was diversified in leaf, stem, flower and drupe, but recurred in all organ sieves, suggesting a role in sap nutrient transport. During leaf development, the mRNA earliest localised to primordia sieves and subsequently to mesophyll cells of growing leaves. Consistently, its abundance augmented with leaf expansion. The transcription was monitored in leaves responding to darkening, supply and transport block of sugars. It peaked at 4h after darkness and dropped under prolonged obscurity, showing a similar kinetic to that of sucrose content variation. Feeding leaflets via the transpiration stream caused KNOPE3 up-regulation at 3h after fructose, glucose and sucrose absorption, and at 12h after sorbitol. In girdling experiments, leaf KNOPE3 was triggered from 6h onwards along with sucrose and sorbitol raise. Both the phloem-associated expression and sugar specific gene modulation suggest that KNOPE3 may play a role in sugar translocation during the development of agro-relevant organs such as drupe. (literal)
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