Genomes and Genes
Experts and Doctors on arabidopsis in Versailles, Île de France, France
Locale: Versailles, Île de France, France
- Tisné S, Serrand Y, Bach L, Gilbault E, Ben Ameur R, Balasse H, et al. Phenoscope: an automated large-scale phenotyping platform offering high spatial homogeneity. Plant J. 2013;74:534-44 pubmed publisher..This will help to draw a more general picture as to how genetic diversity shapes phenotypic variation. ..
- Gioti A, Simon A, Le Pêcheur P, Giraud C, Pradier J, Viaud M, et al. Expression profiling of Botrytis cinerea genes identifies three patterns of up-regulation in planta and an FKBP12 protein affecting pathogenicity. J Mol Biol. 2006;358:372-86 pubmed..These results confirm that transcriptomic analysis under infection conditions can be very valuable for the identification of fungal genes related to pathogenicity. ..
- Thevenin J, Dubos C, Xu W, Le Gourrierec J, Kelemen Z, Charlot F, et al. A new system for fast and quantitative analysis of heterologous gene expression in plants. New Phytol. 2012;193:504-12 pubmed publisher..This one hybrid-like plant system was successfully employed to quantitatively assess the transcriptional activity of four regulatory proteins, and to identify their target recognition sites on the BAN promoter. ..
- Lefebvre V, Fortabat M, Ducamp A, North H, Maia Grondard A, Trouverie J, et al. ESKIMO1 disruption in Arabidopsis alters vascular tissue and impairs water transport. PLoS ONE. 2011;6:e16645 pubmed publisher..Taken together our findings show that ESK1 is necessary for the production of functional xylem vessels, through its implication in the laying down of secondary cell wall components. ..
- Chelysheva L, Grandont L, Vrielynck N, Le Guin S, Mercier R, Grelon M. An easy protocol for studying chromatin and recombination protein dynamics during Arabidopsis thaliana meiosis: immunodetection of cohesins, histones and MLH1. Cytogenet Genome Res. 2010;129:143-53 pubmed publisher..It thus appears that the 'obligatory CO' is systematically labeled by MLH1 and is generated through the class I pathway. ..
- Feiler H, Desprez T, Santoni V, Kronenberger J, Caboche M, Traas J. The higher plant Arabidopsis thaliana encodes a functional CDC48 homologue which is highly expressed in dividing and expanding cells. EMBO J. 1995;14:5626-37 pubmed..This study shows that the essential cell division function of CDC48 has been conserved by, at least, some multicellular eukaryotes and suggests that in higher plants, CDC48 functions in cell division and growth processes...
- De Muyt A, Pereira L, Vezon D, Chelysheva L, Gendrot G, Chambon A, et al. A high throughput genetic screen identifies new early meiotic recombination functions in Arabidopsis thaliana. PLoS Genet. 2009;5:e1000654 pubmed publisher..Unlike SPO11 and (to a minor extent) PRD1, these two new proteins are poorly conserved among species, suggesting that the DSB formation mechanism, but not its regulation, is conserved among eukaryotes. ..
- Latrasse D, Germann S, Houba Hérin N, Dubois E, Bui Prodhomme D, Hourcade D, et al. Control of flowering and cell fate by LIF2, an RNA binding partner of the polycomb complex component LHP1. PLoS ONE. 2011;6:e16592 pubmed publisher..These results highlight a novel link between plant RNA processing and Polycomb regulation. ..
- Cromer L, Heyman J, Touati S, Harashima H, Araou E, Girard C, et al. OSD1 promotes meiotic progression via APC/C inhibition and forms a regulatory network with TDM and CYCA1;2/TAM. PLoS Genet. 2012;8:e1002865 pubmed publisher..We thus propose that a functional network composed of OSD1, CYCA1;2/TAM, and TDM controls three key steps of meiotic progression, in which OSD1 is a meiotic APC/C inhibitor. ..
- Gobron N, Waszczak C, Simon M, Hiard S, Boivin S, Charif D, et al. A cryptic cytoplasmic male sterility unveils a possible gynodioecious past for Arabidopsis thaliana. PLoS ONE. 2013;8:e62450 pubmed publisher..Our results suggest that this CMS system induced sexual polymorphism in A. thaliana populations, at the time when the species was mainly outcrossing. ..
- van der Does D, Boutrot F, Engelsdorf T, Rhodes J, McKenna J, Vernhettes S, et al. The Arabidopsis leucine-rich repeat receptor kinase MIK2/LRR-KISS connects cell wall integrity sensing, root growth and response to abiotic and biotic stresses. PLoS Genet. 2017;13:e1006832 pubmed publisher..Together, our data identify MIK2 as a novel component in cell wall integrity sensing and suggest that MIK2 is a nexus linking cell wall integrity sensing to growth and environmental cues. ..
- Mouille G, Witucka Wall H, Bruyant M, Loudet O, Pelletier S, Rihouey C, et al. Quantitative trait loci analysis of primary cell wall composition in Arabidopsis. Plant Physiol. 2006;141:1035-44 pubmed
- Robert S, Bichet A, Grandjean O, Kierzkowski D, Satiat Jeunemaitre B, Pelletier S, et al. An Arabidopsis endo-1,4-beta-D-glucanase involved in cellulose synthesis undergoes regulated intracellular cycling. Plant Cell. 2005;17:3378-89 pubmed..These observations demonstrate that the deposition of cellulose, like chitin synthesis in yeast, involves the regulated intracellular cycling of at least one enzyme required for its synthesis. ..
- Libeau P, Durandet M, Granier F, Marquis C, Berthomé R, Renou J, et al. Gene expression profiling of Arabidopsis meiocytes. Plant Biol (Stuttg). 2011;13:784-93 pubmed publisher..Both methods resulted in gene clusters enriched in meiosis-specific genes (from 14- to 55-fold). Analysis of these data provided a unique set of genes that will be pivotal to further analysis aimed at understanding the meiotic process. ..
- Hoff T, Schnorr K, Meyer C, Caboche M. Isolation of two Arabidopsis cDNAs involved in early steps of molybdenum cofactor biosynthesis by functional complementation of Escherichia coli mutants. J Biol Chem. 1995;270:6100-7 pubmed..The Cnx2 gene has been mapped to chromosome II. Southern analysis suggests that both genes exist as single copies in the genome. ..
- Tepfer D, Leach S. Survival and DNA Damage in Plant Seeds Exposed for 558 and 682 Days outside the International Space Station. Astrobiology. 2017;17:205-215 pubmed publisher..g., morning glory) should survive much longer space travel. Key Words: UV light-Flavonoids-Sinapate-DNA degradation-Arabidopsis-Tobacco-Seeds-Space-International Space Station-EXPOSE-E-EXPOSE-R. Astrobiology 17, 205-215. ..
- Jasinski S, Lecureuil A, Miquel M, Loudet O, Raffaele S, Froissard M, et al. Natural variation in seed very long chain fatty acid content is controlled by a new isoform of KCS18 in Arabidopsis thaliana. PLoS ONE. 2012;7:e49261 pubmed publisher..Identification of this kcs18 mutant with altered activity opens new perspectives for the modulation of oil composition in crop plants. ..
- Sormani R, Masclaux Daubresse C, Daniel Vedele F, Daniele Vedele F, Chardon F. Transcriptional regulation of ribosome components are determined by stress according to cellular compartments in Arabidopsis thaliana. PLoS ONE. 2011;6:e28070 pubmed publisher..The second pathway involves a subset of cytoRP genes that are co-regulated under stress condition. The third independent pathway is devoted to the control of plastoribosome biosynthesis by regulating both nuclear and plastid genes. ..
- Giraut L, Falque M, Drouaud J, Pereira L, Martin O, Mézard C. Genome-wide crossover distribution in Arabidopsis thaliana meiosis reveals sex-specific patterns along chromosomes. PLoS Genet. 2011;7:e1002354 pubmed publisher..Finally, we show that interference modulates the CO distribution both in male and female meiosis. ..
- Macaisne N, Vignard J, Mercier R. SHOC1 and PTD form an XPF-ERCC1-like complex that is required for formation of class I crossovers. J Cell Sci. 2011;124:2687-91 pubmed publisher..We propose that a XPF-ERCC1-like heterodimer, represented by SHOC1 and PTD in Arabidopsis, involving Zip2 in Saccharomyces cerevisiae and C9orf84 in human, is required for formation of class I crossovers. ..
- Mercier R, Jolivet S, Vezon D, Huppe E, Chelysheva L, Giovanni M, et al. Two meiotic crossover classes cohabit in Arabidopsis: one is dependent on MER3,whereas the other one is not. Curr Biol. 2005;15:692-701 pubmed..Arabidopsis therefore has at least two pathways for crossover formation, one giving rise to interference-sensitive crossover and the other to independently distributed crossovers. ..
- d Erfurth I, Jolivet S, Froger N, Catrice O, Novatchkova M, Simon M, et al. Mutations in AtPS1 (Arabidopsis thaliana parallel spindle 1) lead to the production of diploid pollen grains. PLoS Genet. 2008;4:e1000274 pubmed publisher..The isolation of a gene involved in diplogamete production opens the way for new strategies in plant breeding programmes and progress in evolutionary studies. ..
- Baud S, Bellec Y, Miquel M, Bellini C, Caboche M, Lepiniec L, et al. gurke and pasticcino3 mutants affected in embryo development are impaired in acetyl-CoA carboxylase. EMBO Rep. 2004;5:515-20 pubmed
- Xu W, Grain D, Le Gourrierec J, Harscoët E, Berger A, Jauvion V, et al. Regulation of flavonoid biosynthesis involves an unexpected complex transcriptional regulation of TT8 expression, in Arabidopsis. New Phytol. 2013;198:59-70 pubmed publisher..They shed new light into the transcriptional regulation of flavonoid biosynthesis and provide new clues and tools for further investigation in Arabidopsis and other plant species. ..
- Crismani W, Portemer V, Froger N, Chelysheva L, Horlow C, Vrielynck N, et al. MCM8 is required for a pathway of meiotic double-strand break repair independent of DMC1 in Arabidopsis thaliana. PLoS Genet. 2013;9:e1003165 pubmed publisher..We propose that MCM8 is involved with RAD51 in a backup pathway that repairs meiotic DSB without giving CO when the major pathway, which relies on DMC1, fails. ..
- Le Masson I, Jauvion V, Bouteiller N, Rivard M, Elmayan T, Vaucheret H. Mutations in the Arabidopsis H3K4me2/3 demethylase JMJ14 suppress posttranscriptional gene silencing by decreasing transgene transcription. Plant Cell. 2012;24:3603-12 pubmed publisher..Removing JMJ14 likely allows other H3K4 demethylases encoded by the Arabidopsis thaliana genome to act on transgenes and reduce transcription levels, thus preventing the triggering of S-PTGS. ..
- Poormohammad Kiani S, Trontin C, Andreatta M, Simon M, Robert T, Salt D, et al. Allelic heterogeneity and trade-off shape natural variation for response to soil micronutrient. PLoS Genet. 2012;8:e1002814 pubmed publisher..Resolving such a case of allelic heterogeneity helps explain species-wide phenotypic variation for Mo homeostasis and potentially reveals trade-off effects, a finding still rarely linked to fitness. ..
- Crismani W, Girard C, Froger N, Pradillo M, Santos J, Chelysheva L, et al. FANCM limits meiotic crossovers. Science. 2012;336:1588-90 pubmed publisher..Thus, FANCM is a key factor imposing an upper limit on the number of meiotic COs, and its manipulation holds much promise for plant breeding. ..
- Guiboileau A, Yoshimoto K, Soulay F, Bataillé M, Avice J, Masclaux Daubresse C. Autophagy machinery controls nitrogen remobilization at the whole-plant level under both limiting and ample nitrate conditions in Arabidopsis. New Phytol. 2012;194:732-40 pubmed publisher..We conclude that autophagy core machinery is needed for nitrogen remobilization and seed filling. ..
- Crowell E, Timpano H, Desprez T, Franssen Verheijen T, Emons A, Hofte H, et al. Differential regulation of cellulose orientation at the inner and outer face of epidermal cells in the Arabidopsis hypocotyl. Plant Cell. 2011;23:2592-605 pubmed publisher..Our study highlights the previously underestimated complexity of cortical microtubule organization in the shoot epidermis and underscores a role for the inner tissues in the regulation of growth anisotropy...
- Schnorr K, Gaillard C, Biget E, Nygaard P, Laloue M. A second form of adenine phosphoribosyltransferase in Arabidopsis thaliana with relative specificity towards cytokinins. Plant J. 1996;9:891-8 pubmed..The implications of a second, differentially expressed APRTase with affinity for both adenine and cytokinin are discussed. ..
- d Erfurth I, Cromer L, Jolivet S, Girard C, Horlow C, Sun Y, et al. The cyclin-A CYCA1;2/TAM is required for the meiosis I to meiosis II transition and cooperates with OSD1 for the prophase to first meiotic division transition. PLoS Genet. 2010;6:e1000989 pubmed publisher..This suggests that TAM and OSD1 are involved in the control of both meiotic transitions. ..
- Pelletier S, Van Orden J, Wolf S, Vissenberg K, Delacourt J, Ndong Y, et al. A role for pectin de-methylesterification in a developmentally regulated growth acceleration in dark-grown Arabidopsis hypocotyls. New Phytol. 2010;188:726-39 pubmed publisher..This study shows that the acceleration of cell elongation marks a developmental transition in dark-grown hypocotyl cells and supports a role for pectin de-methylesterification in the timing of this event. ..
- Lefebvre V, Kiani S, Durand Tardif M. A focus on natural variation for abiotic constraints response in the model species Arabidopsis thaliana. Int J Mol Sci. 2009;10:3547-82 pubmed publisher..Characterization of accessions, QTLs detection and cloning of alleles responsible for variation are presented. ..
- Deprost D, Yao L, Sormani R, Moreau M, Leterreux G, Nicolaï M, et al. The Arabidopsis TOR kinase links plant growth, yield, stress resistance and mRNA translation. EMBO Rep. 2007;8:864-70 pubmed..Thus, we propose that the AtTOR kinase is one of the contributors to the link between environmental cues and growth processes in plants. ..
- Böhme K, Li Y, Charlot F, Grierson C, Marrocco K, Okada K, et al. The Arabidopsis COW1 gene encodes a phosphatidylinositol transfer protein essential for root hair tip growth. Plant J. 2004;40:686-98 pubmed..In addition, we show that GFP fused to the COW1 protein specifically accumulates at the site of root hair outgrowth. We conclude that the COW1 protein is a PITP, essential for proper root hair growth. ..
- Mercier R, Grelon M. Meiosis in plants: ten years of gene discovery. Cytogenet Genome Res. 2008;120:281-90 pubmed publisher..We also highlight particularly interesting breakthroughs that these mutant and gene screens made possible. ..
- Laufs P, Dockx J, Kronenberger J, Traas J. MGOUN1 and MGOUN2: two genes required for primordium initiation at the shoot apical and floral meristems in Arabidopsis thaliana. Development. 1998;125:1253-60 pubmed..In conclusion, our results reveal two new components of the regulatory network controlling meristem function and primordia formation. A model for MGO genes is discussed. ..
- Spinner L, Pastuglia M, Belcram K, Pegoraro M, Goussot M, Bouchez D, et al. The function of TONNEAU1 in moss reveals ancient mechanisms of division plane specification and cell elongation in land plants. Development. 2010;137:2733-42 pubmed publisher..They point to an ancient mechanism of cytoskeletal control of division plane positioning and cell elongation in land plants...
- Vignard J, Siwiec T, Chelysheva L, Vrielynck N, Gonord F, Armstrong S, et al. The interplay of RecA-related proteins and the MND1-HOP2 complex during meiosis in Arabidopsis thaliana. PLoS Genet. 2007;3:1894-906 pubmed..Furthermore, they highlight a direct interaction between MND1 and RAD51 and show a functional divergence between RAD51 and XRCC3. ..
- Filleur S, Dorbe M, Cerezo M, Orsel M, Granier F, Gojon A, et al. An arabidopsis T-DNA mutant affected in Nrt2 genes is impaired in nitrate uptake. FEBS Lett. 2001;489:220-4 pubmed..Moreover, the de-regulated expression of a Nicotiana plumbaginifolia Nrt2 gene restored the mutant nitrate influx to that of the wild-type. These results demonstrate that plant NRT2 proteins do have a role in HATS. ..
- Bischoff V, Selbig J, Scheible W. Involvement of TBL/DUF231 proteins into cell wall biology. Plant Signal Behav. 2010;5:1057-9 pubmed..The implications of these findings in regard to TBL functions are discussed. ..
- De Muyt A, Vezon D, Gendrot G, Gallois J, Stevens R, Grelon M. AtPRD1 is required for meiotic double strand break formation in Arabidopsis thaliana. EMBO J. 2007;26:4126-37 pubmed..Moreover, our study reveals similarity between AtPRD1 and the mammalian protein Mei1, suggesting that AtPRD1 could be a Mei1 functional homologue. ..
- Drouaud J, Khademian H, Giraut L, Zanni V, Bellalou S, Henderson I, et al. Contrasted patterns of crossover and non-crossover at Arabidopsis thaliana meiotic recombination hotspots. PLoS Genet. 2013;9:e1003922 pubmed publisher..Finally, factors acting in cis and in trans appear to shape the rate and distribution of COs at meiotic recombination hotspots. ..
- Loudet O, Saliba Colombani V, Camilleri C, Calenge F, Gaudon V, Koprivova A, et al. Natural variation for sulfate content in Arabidopsis thaliana is highly controlled by APR2. Nat Genet. 2007;39:896-900 pubmed..Our new insights on sulfate assimilation may have an impact on sulfur fertilizer use and stress defense improvement. ..
- Faure J, Vittorioso P, Santoni V, Fraisier V, Prinsen E, Barlier I, et al. The PASTICCINO genes of Arabidopsis thaliana are involved in the control of cell division and differentiation. Development. 1998;125:909-18 pubmed..The PAS genes have been mapped respectively to chromosomes 3, 5 and 1 and represent new plant genes involved in the control of cell division and plant development. ..
- Cromer L, Jolivet S, Horlow C, Chelysheva L, Heyman J, De Jaeger G, et al. Centromeric cohesion is protected twice at meiosis, by SHUGOSHINs at anaphase I and by PATRONUS at interkinesis. Curr Biol. 2013;23:2090-9 pubmed publisher..This study reveals that centromeric cohesion is actively protected at two successive stages of meiosis, by SHUGOSHINs at anaphase I and by PATRONUS at interkinesis. ..
- Mourrain P, Beclin C, Elmayan T, Feuerbach F, Godon C, Morel J, et al. Arabidopsis SGS2 and SGS3 genes are required for posttranscriptional gene silencing and natural virus resistance. Cell. 2000;101:533-42 pubmed..Both sgs2 and sgs3 mutants show enhanced susceptibility to virus, definitively proving that PTGS is an antiviral defense mechanism that can also target transgene RNA for degradation. ..
- Dechorgnat J, Patrit O, Krapp A, Fagard M, Daniel Vedele F. Characterization of the Nrt2.6 gene in Arabidopsis thaliana: a link with plant response to biotic and abiotic stress. PLoS ONE. 2012;7:e42491 pubmed publisher..amylovora and treatment with the redox-active herbicide methyl viologen, suggesting a probable link between NRT2.6 activity and the production of ROS in response to biotic and abiotic stress. ..
- Masclaux Daubresse C, Reisdorf Cren M, Orsel M. Leaf nitrogen remobilisation for plant development and grain filling. Plant Biol (Stuttg). 2008;10 Suppl 1:23-36 pubmed publisher..An overall examination of the physiological, metabolic and genetic aspects of nitrogen remobilisation is presented. ..
- Bouche N, Lauressergues D, Gasciolli V, Vaucheret H. An antagonistic function for Arabidopsis DCL2 in development and a new function for DCL4 in generating viral siRNAs. EMBO J. 2006;25:3347-56 pubmed..Given the complexity of the small RNA repertoire in plants, the implication of each DCL, in particular DCL2, in the production of small RNAs that have no known function will constitute one of the next challenges. ..
- Minic Z, Rihouey C, Do C, Lerouge P, Jouanin L. Purification and characterization of enzymes exhibiting beta-D-xylosidase activities in stem tissues of Arabidopsis. Plant Physiol. 2004;135:867-78 pubmed..High enzyme activities are most likely related to the necessary modifications of cell wall structure occurring during plant growth. ..
- Vaucheret H. AGO1 homeostasis involves differential production of 21-nt and 22-nt miR168 species by MIR168a and MIR168b. PLoS ONE. 2009;4:e6442 pubmed publisher..These results suggest that 22-nt miR168 ensures basal cleavage of AGO1 mRNA whereas 21-nt miR168 permits an effective response to endogenous or environmental fluctuations owing to its preferential stabilization by AGO1. ..
- Truernit E, Bauby H, Belcram K, Barthélémy J, Palauqui J. OCTOPUS, a polarly localised membrane-associated protein, regulates phloem differentiation entry in Arabidopsis thaliana. Development. 2012;139:1306-15 pubmed publisher..We propose that OPS participates in vascular differentiation by interpreting longitudinal signals that lead to the transformation of vascular initials into differentiating protophloem cells. ..
- Hematy K, Sado P, van Tuinen A, Rochange S, Desnos T, Balzergue S, et al. A receptor-like kinase mediates the response of Arabidopsis cells to the inhibition of cellulose synthesis. Curr Biol. 2007;17:922-31 pubmed..The results show that THE1 mediates the response of growing plant cells to the perturbation of cellulose synthesis and may act as a cell-wall-integrity sensor. ..
- Berthet S, Demont Caulet N, Pollet B, Bidzinski P, Cézard L, Le Bris P, et al. Disruption of LACCASE4 and 17 results in tissue-specific alterations to lignification of Arabidopsis thaliana stems. Plant Cell. 2011;23:1124-37 pubmed publisher..This study provides evidence that both LAC4 and LAC17 contribute to the constitutive lignification of Arabidopsis stems and that LAC17 is involved in the deposition of G lignin units in fibers. ..
- Pourcel L, Routaboul J, Kerhoas L, Caboche M, Lepiniec L, Debeaujon I. TRANSPARENT TESTA10 encodes a laccase-like enzyme involved in oxidative polymerization of flavonoids in Arabidopsis seed coat. Plant Cell. 2005;17:2966-80 pubmed..Together, these data establish that TT10 is involved in the oxidative polymerization of flavonoids and functions as a laccase-type flavonoid oxidase. ..