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Domaine de recherche

Etude des gènes régulateurs (facteurs de transcription MYB) impliqués dans le déterminisme de la qualité organoleptique et phytosanitaire de la baie de raisin. (75%)

Analyse de l'implication des aquaporines dans la vigueur et la résistance aux contraintes hydriques des porte-greffes de vigne. (25%)

Publications récentes

• Ollat N, Cookson SJ, Lauvergeat V, Marguerit E, Barrieu F, Gambetta GA, Goutouly JP, Tandonnet JP, Vivin P, Delrot S (2017) Grapevine roots: the dark side. Acta Horticulturae 1188, 213-226.
• Rossdeutsch L, Edwards E, Cookson SJ, Barrieu F, Gambetta GA, Delrot S, Ollat N (2016) ABA-mediated responses to water deficit separate grapevine genotypes by their genetic background. BMC Plant Biology 16, 91.
• Hichri I, Barrieu F, Bogs J, Kappel C, Delrot S, Lauvergeat V (2011) Recent advances in transcriptional regulation of the flavonoid biosynthetic pathway. Journal of Experimental Botany 62, 2465-2483.
• Hichri I, Deluc L, Barrieu F, Bogs J, Majhoub A, Regad F, Gallois B, Granier T, Trossat Magnin C, Gomes E,Lauvergeat V (2011) A single amino acid change within the R2 domain of the VvMYB5b transcription factor modulates affinity for protein partners and target promoters selectivity. BMC Plant Biology 11, 117.
• Dai Z, Vivin P, Ollat N, Barrieu F, Delrot S (2010) Physiological and modelling approaches to understand water and carbon fluxes in relation with grape berry growth and quality. Australian Journal of Grape and Wine Research 16, 70-85.
• Mahjoub A, Hernould M, Joubes J, Decendit A, Mars M, Barrieu F, Hamdi S, Delrot S (2009) Overexpression of a grapevine R2-R3–Myb factor in tomato affects vegetative development, flower morphology and flavonoid and terpenoid metabolism. Plant Physiology and Biochemistry 47, 551-561.
• Belhadj A, Telef N, Saigne C, Cluzet S, Barrieu F, Hamdi S, Merillon JM (2008) Effect of methyl jasmonate in combination with carbohydrates on gene expression of PR proteins, stilbene and anthocyanin accumulation in grapevine cell cultures. Plant Physiology and Biochemistry 46, 493-499.
• Deluc L, Bogs J, Walker AR, Ferrier T, Decendit A, Merillon JM, Robinson SP, Barrieu F (2008) The transcription factor VvMYB5b contributes to the regulation of anthocyanin and proanthocyanidin biosynthesis in developing grape berries. Plant Physiology 147, 2041-2053.
• Fouquet R, Leon C, Ollat N, Barrieu F (2008) Identification of grapevine aquaporins and expression analysis in developing berries. Plant Cell Reports 27, 1541-1550.
• Hanana M, Deluc L, Fouquet R, Daldoul S, Leon C, Barrieu F, Ghorbel A, Mliki A, Hamdi S (2008) Identification and characterization of 'rd22' dehydration responsive gene in grapevine (Vitis vinifera L.). Comptes Rendus Biologies 331, 569-578.