Genomes and Genes
Experts and Doctors on plant gene expression regulation in Switzerland
Topic: plant gene expression regulation
- Bouchard R, Bailly A, Blakeslee J, Oehring S, Vincenzetti V, Lee O, et al. Immunophilin-like TWISTED DWARF1 modulates auxin efflux activities of Arabidopsis P-glycoproteins. J Biol Chem. 2006;281:30603-12 pubmed..Our data suggest a novel mode of PGP regulation via FK506-binding protein-like immunophilins, implicating possible alternative strategies to overcome multidrug resistance. ..
- Goepfert S, Vidoudez C, Rezzonico E, Hiltunen J, Poirier Y. Molecular identification and characterization of the Arabidopsis delta(3,5),delta(2,4)-dienoyl-coenzyme A isomerase, a peroxisomal enzyme participating in the beta-oxidation cycle of unsaturated fatty acids. Plant Physiol. 2005;138:1947-56 pubmed..Proteins showing high homology with AtDCI1 are found in gymnosperms as well as angiosperms belonging to the Monocotyledon or Dicotyledon classes. ..
- Rausch C, Zimmermann P, Amrhein N, Bucher M. Expression analysis suggests novel roles for the plastidic phosphate transporter Pht2;1 in auto- and heterotrophic tissues in potato and Arabidopsis. Plant J. 2004;39:13-28 pubmed publisher..These data give clues about the possible biological function of Pht2;1 and shed light on the complex web of interactions in which Pht2;1 could play a role...
- Schoonbeek H, Jacquat Bovet A, Mascher F, Metraux J. Oxalate-degrading bacteria can protect Arabidopsis thaliana and crop plants against botrytis cinerea. Mol Plant Microbe Interact. 2007;20:1535-44 pubmed..More detailed studies on the protective mechanism were performed in ox-strain B, identified as Cupriavidus campinensis, by analysis of transposon-tagged mutants that have a reduced ability to degrade oxalic acid. ..
- Bucher M, Brunner S, Zimmermann P, Zardi G, Amrhein N, Willmitzer L, et al. The expression of an extensin-like protein correlates with cellular tip growth in tomato. Plant Physiol. 2002;128:911-23 pubmed..This is correlative evidence for a role of LeExt1 in root hair tip growth [corrected]. ..
- van den Brule S, Smart C. The plant PDR family of ABC transporters. Planta. 2002;216:95-106 pubmed..Electronic Supplementary Material is available if you access this article at http://dx.doi.org/10.1007/s00425-002-0889-z. On that page (frame on the left side), a link takes you directly to the supplementary material. ..
- Kohler C, Hennig L, Spillane C, Pien S, Gruissem W, Grossniklaus U. The Polycomb-group protein MEDEA regulates seed development by controlling expression of the MADS-box gene PHERES1. Genes Dev. 2003;17:1540-53 pubmed..In summary, our results demonstrate that seed abortion in the medea mutant is largely mediated by deregulated expression of the type I MADS-box gene PHE1. ..
- Wyrzykowska J, Schorderet M, Pien S, Gruissem W, Fleming A. Induction of differentiation in the shoot apical meristem by transient overexpression of a retinoblastoma-related protein. Plant Physiol. 2006;141:1338-48 pubmed
- Tapernoux Lüthi E, Bohm A, Keller F. Cloning, functional expression, and characterization of the raffinose oligosaccharide chain elongation enzyme, galactan:galactan galactosyltransferase, from common bugle leaves. Plant Physiol. 2004;134:1377-87 pubmed
- Saidi Y, Finka A, Muriset M, Bromberg Z, Weiss Y, Maathuis F, et al. The heat shock response in moss plants is regulated by specific calcium-permeable channels in the plasma membrane. Plant Cell. 2009;21:2829-43 pubmed publisher..The heat signal is translated into an effective HSR by way of a specific membrane-regulated Ca(2+) influx, leading to thermotolerance. ..
- Lee K, Kim C, Landgraf F, Apel K. EXECUTER1- and EXECUTER2-dependent transfer of stress-related signals from the plastid to the nucleus of Arabidopsis thaliana. Proc Natl Acad Sci U S A. 2007;104:10270-5 pubmed..Retrograde control of (1)O2-responsive genes requires the concerted action of both EXECUTER proteins within the plastid compartment. ..
- Kovermann P, Meyer S, Hortensteiner S, Picco C, Scholz Starke J, Ravera S, et al. The Arabidopsis vacuolar malate channel is a member of the ALMT family. Plant J. 2007;52:1169-80 pubmed
- Exner V, Gruissem W, Hennig L. Control of trichome branching by chromatin assembly factor-1. BMC Plant Biol. 2008;8:54 pubmed publisher..Finally, CAF-1 is also needed for the high degree of endoreduplication in kaktus mutants and thus for the realization of kaktus' extreme overbranching phenotype. ..
- Bouveret R, Schonrock N, Gruissem W, Hennig L. Regulation of flowering time by Arabidopsis MSI1. Development. 2006;133:1693-702 pubmed..Together, the control of flowering time depends on epigenetic mechanisms for the correct expression of not only the floral repressor FLC, but also the floral activator SOC1. ..
- Grisel N, Zoller S, Künzli Gontarczyk M, Lampart T, Munsterkotter M, Brunner I, et al. Transcriptome responses to aluminum stress in roots of aspen (Populus tremula). BMC Plant Biol. 2010;10:185 pubmed publisher..The aspen genes ALS3 and MATE may be important components of these mechanisms. ..
- Pruzinska A, Tanner G, Aubry S, Anders I, Moser S, Muller T, et al. Chlorophyll breakdown in senescent Arabidopsis leaves. Characterization of chlorophyll catabolites and of chlorophyll catabolic enzymes involved in the degreening reaction. Plant Physiol. 2005;139:52-63 pubmed..In the dark, pao1 exhibited a stay-green phenotype. The key role of PAO in chl breakdown is discussed. ..
- Ringli C, Keller B, Ryser U. Glycine-rich proteins as structural components of plant cell walls. Cell Mol Life Sci. 2001;58:1430-41 pubmed..We propose that GRPs are part of a repair system of the plant during the stretching phase of protoxylem. ..
- Wagner U, Edwards R, Dixon D, Mauch F. Probing the diversity of the Arabidopsis glutathione S-transferase gene family. Plant Mol Biol. 2002;49:515-32 pubmed..Our results give further insights into the complex regulation and enzymic functions of this plant gene super-family. ..
- Bonaventure G, Gfeller A, Proebsting W, Hortensteiner S, Chételat A, Martinoia E, et al. A gain-of-function allele of TPC1 activates oxylipin biogenesis after leaf wounding in Arabidopsis. Plant J. 2007;49:889-98 pubmed..The results indicate that cation fluxes exert strong control over the positive feedback loop whereby JA stimulates its own synthesis. ..
- Lorrain S, Trevisan M, Pradervand S, Fankhauser C. Phytochrome interacting factors 4 and 5 redundantly limit seedling de-etiolation in continuous far-red light. Plant J. 2009;60:449-61 pubmed publisher..Our genetic analysis suggests that this is achieved through sequestration of these PIFs by the closely related bHLH transcription factor HFR1 (long hypocotyl in FR light). ..
- Kürsteiner O, Dupuis I, Kuhlemeier C. The pyruvate decarboxylase1 gene of Arabidopsis is required during anoxia but not other environmental stresses. Plant Physiol. 2003;132:968-78 pubmed..We discuss the possible role of ethanolic fermentation as a robust back-up energy production pathway under adverse conditions when mitochondrial function is disturbed. ..
- Kutter C, Schöb H, Stadler M, Meins F, Si Ammour A. MicroRNA-mediated regulation of stomatal development in Arabidopsis. Plant Cell. 2007;19:2417-29 pubmed..These findings and the nonoverlapping patterns of AGL16 mRNA and miR824 localization led us to propose that the miR824/AGL16 pathway functions in the satellite meristemoid lineage of stomatal development. ..
- Strassner J, Schaller F, Frick U, Howe G, Weiler E, Amrhein N, et al. Characterization and cDNA-microarray expression analysis of 12-oxophytodienoate reductases reveals differential roles for octadecanoid biosynthesis in the local versus the systemic wound response. Plant J. 2002;32:585-601 pubmed..The transcriptional activation of the octadecanoid pathway and the accumulation of JA to high levels are, thus not required for the activation of defense gene expression in systemic tissues. ..
- Gitzinger M, Parsons J, Reski R, Fussenegger M. Functional cross-kingdom conservation of mammalian and moss (Physcomitrella patens) transcription, translation and secretion machineries. Plant Biotechnol J. 2009;7:73-86 pubmed publisher..patens further promotes the use of moss as a cost-effective alternative for the manufacture of complex biopharmaceuticals, and as a valuable host system to advance synthetic biology in plants...
- Dietrich D, Hammes U, Thor K, Suter Grotemeyer M, Fluckiger R, Slusarenko A, et al. AtPTR1, a plasma membrane peptide transporter expressed during seed germination and in vascular tissue of Arabidopsis. Plant J. 2004;40:488-99 pubmed
- Borner R, Kampmann G, Chandler J, Gleissner R, Wisman E, Apel K, et al. A MADS domain gene involved in the transition to flowering in Arabidopsis. Plant J. 2000;24:591-9 pubmed
- Wang Y, Secco D, Poirier Y. Characterization of the PHO1 gene family and the responses to phosphate deficiency of Physcomitrella patens. Plant Physiol. 2008;146:646-56 pubmed publisher..patens and higher plants share some common strategies to adapt to Pi deficiency, although morphological changes are distinct, and that the PHO1 proteins are well conserved in bryophyte despite the lack of a developed vascular system...
- Ribot C, Zimmerli C, Farmer E, Reymond P, Poirier Y. Induction of the Arabidopsis PHO1;H10 gene by 12-oxo-phytodienoic acid but not jasmonic acid via a CORONATINE INSENSITIVE1-dependent pathway. Plant Physiol. 2008;147:696-706 pubmed publisher..Furthermore, the implication of the ABA pathway in coregulating AtPHO1;H10 expression is dependent on the abiotic stress applied, being weak under wounding but strong upon dehydration. ..
- Pien S, Fleury D, Mylne J, Crevillen P, Inze D, Avramova Z, et al. ARABIDOPSIS TRITHORAX1 dynamically regulates FLOWERING LOCUS C activation via histone 3 lysine 4 trimethylation. Plant Cell. 2008;20:580-8 pubmed publisher..This dynamic process stands in contrast with the stable maintenance of homeotic gene expression mediated by trithorax group proteins in animals but resembles the dynamics of plant Polycomb group function. ..
- Baumberger N, Ringli C, Keller B. The chimeric leucine-rich repeat/extensin cell wall protein LRX1 is required for root hair morphogenesis in Arabidopsis thaliana. Genes Dev. 2001;15:1128-39 pubmed..These results suggest that LRX1 is an extracellular component of a mechanism regulating root hair morphogenesis and elongation by controlling either polarized growth or cell wall formation and assembly. ..
- Johnston A, Matveeva E, Kirioukhova O, Grossniklaus U, Gruissem W. A dynamic reciprocal RBR-PRC2 regulatory circuit controls Arabidopsis gametophyte development. Curr Biol. 2008;18:1680-6 pubmed publisher..Surprisingly, PRC2-specific H3K27-trimethylation activity represses paternal RBR allele, suggesting a functional role for a dynamic and reciprocal RBR-PRC2 regulatory circuit in cellular differentiation and reproductive development. ..
- Meskauskiene R, Würsch M, Laloi C, Vidi P, Coll N, Kessler F, et al. A mutation in the Arabidopsis mTERF-related plastid protein SOLDAT10 activates retrograde signaling and suppresses (1)O(2)-induced cell death. Plant J. 2009;60:399-410 pubmed publisher..The results of this work reveal the unexpected complexity of what is commonly referred to as 'plastid signaling'. ..
- Caderas D, Muster M, Vogler H, Mandel T, Rose J, McQueen Mason S, et al. Limited correlation between expansin gene expression and elongation growth rate. Plant Physiol. 2000;123:1399-414 pubmed..We conclude that elongation growth is likely to be controlled by expansin acting in concert with other factors that may limit growth under some physiological conditions. ..
- Collinge M, Boller T. Differential induction of two potato genes, Stprx2 and StNAC, in response to infection by Phytophthora infestans and to wounding. Plant Mol Biol. 2001;46:521-9 pubmed..Arabidopsis ATAF1 and ATAF2 were also shown to be induced by wounding. This implies that the ATAF genes are not merely structurally similar but also share a conserved role in stress responses...
- Coll N, Danon A, Meurer J, Cho W, Apel K. Characterization of soldat8, a suppressor of singlet oxygen-induced cell death in Arabidopsis seedlings. Plant Cell Physiol. 2009;50:707-18 pubmed publisher..Suppression of (1)O2-mediated cell death in young flu/soldat8 seedlings seems to be due to a transiently enhanced acclimation at the beginning of seedling development caused by the initial disturbance of plastid homeostasis. ..
- Mouchel C, Osmont K, Hardtke C. BRX mediates feedback between brassinosteroid levels and auxin signalling in root growth. Nature. 2006;443:458-61 pubmed..BRX expression is strongly induced by auxin and mildly repressed by brassinolide, which means that BRX acts at the nexus of a feedback loop that maintains threshold brassinosteroid levels to permit optimal auxin action. ..
- Scacchi E, Osmont K, Beuchat J, Salinas P, Navarrete Gómez M, Trigueros M, et al. Dynamic, auxin-responsive plasma membrane-to-nucleus movement of Arabidopsis BRX. Development. 2009;136:2059-67 pubmed publisher..Collectively, our results suggest that BRX might provide a contextual readout to synchronize cellular growth with the auxin concentration gradient across the root tip. ..
- Schonrock N, Bouveret R, Leroy O, Borghi L, Kohler C, Gruissem W, et al. Polycomb-group proteins repress the floral activator AGL19 in the FLC-independent vernalization pathway. Genes Dev. 2006;20:1667-78 pubmed..In this pathway, prolonged cold relieves AGL19 from PcG repression by a mechanism that requires VIN3 but not VRN2. Elevated AGL19 levels activate LFY and AP1 and eventually cause flowering. ..
- Koprivova A, Suter M, den Camp R, Brunold C, Kopriva S. Regulation of sulfate assimilation by nitrogen in Arabidopsis. Plant Physiol. 2000;122:737-46 pubmed..Our data demonstrate that sulfate reduction is regulated by nitrogen nutrition at the transcriptional level and that OAS plays a major role in this regulation. ..
- Geisler M, Blakeslee J, Bouchard R, Lee O, Vincenzetti V, Bandyopadhyay A, et al. Cellular efflux of auxin catalyzed by the Arabidopsis MDR/PGP transporter AtPGP1. Plant J. 2005;44:179-94 pubmed
- Schweizer P, Christoffel A, Dudler R. Transient expression of members of the germin-like gene family in epidermal cells of wheat confers disease resistance. Plant J. 1999;20:541-52 pubmed..Thus, germin and GLPs may play a structural role in cell-wall re-enforcement during pathogen attack...
- Jakab G, Ton J, Flors V, Zimmerli L, Metraux J, Mauch Mani B. Enhancing Arabidopsis salt and drought stress tolerance by chemical priming for its abscisic acid responses. Plant Physiol. 2005;139:267-74 pubmed..Here, we show a possibility to increase plant tolerance for these abiotic stresses through effective priming of the preexisting defense pathways without resorting to genetic alterations. ..
- Rodriguez V, Chételat A, Majcherczyk P, Farmer E. Chloroplastic phosphoadenosine phosphosulfate metabolism regulates basal levels of the prohormone jasmonic acid in Arabidopsis leaves. Plant Physiol. 2010;152:1335-45 pubmed publisher..These results show that a nucleotide component of the sulfur futile cycle regulates early steps of JA production and basal JA levels. ..
- Goslings D, Meskauskiene R, Kim C, Lee K, Nater M, Apel K. Concurrent interactions of heme and FLU with Glu tRNA reductase (HEMA1), the target of metabolic feedback inhibition of tetrapyrrole biosynthesis, in dark- and light-grown Arabidopsis plants. Plant J. 2004;40:957-67 pubmed..FLU seems to be part of a second regulatory circuit that controls chlorophyll biosynthesis by interacting directly with Glu tRNA reductase not only in etiolated seedlings but also in light-adapted green plants. ..
- Lehmann S, Funck D, Szabados L, Rentsch D. Proline metabolism and transport in plant development. Amino Acids. 2010;39:949-62 pubmed publisher..Additional information from animals, fungi and bacteria is included, showing similarities and differences to proline metabolism and transport in plants. ..
- Bruessow F, Gouhier Darimont C, Buchala A, Metraux J, Reymond P. Insect eggs suppress plant defence against chewing herbivores. Plant J. 2010;62:876-85 pubmed publisher..We show here that egg-induced SA accumulation negatively interferes with the JA pathway, and provides an advantage for generalist herbivores. ..
- Galli P, Patocchi A, Broggini G, Gessler C. The Rvi15 (Vr2) apple scab resistance locus contains three TIR-NBS-LRR genes. Mol Plant Microbe Interact. 2010;23:608-17 pubmed publisher..6-kb sequence revealed the presence of three putative genes characterized by a Toll and mammalian interleukin-1 receptor protein nucleotide-binding site leucine-rich repeat structure. All three genes were found to be transcribed. ..
- Yan Y, Stolz S, Chételat A, Reymond P, Pagni M, Dubugnon L, et al. A downstream mediator in the growth repression limb of the jasmonate pathway. Plant Cell. 2007;19:2470-83 pubmed..Both forms of JAS1 were found to localize to the nucleus in transient expression assays. Physiological tests of growth responses after wounding were consistent with the fact that JAS1 is a repressor of JA-regulated growth retardation. ..
- Secco D, Baumann A, Poirier Y. Characterization of the rice PHO1 gene family reveals a key role for OsPHO1;2 in phosphate homeostasis and the evolution of a distinct clade in dicotyledons. Plant Physiol. 2010;152:1693-704 pubmed publisher..Furthermore, phylogenetic analysis of PHO1 homologs in monocotyledons and dicotyledons revealed the emergence of a distinct clade of PHO1 genes in dicotyledons, which include members having roles other than long-distance Pi transport. ..
- Kohler C, Hennig L. Regulation of cell identity by plant Polycomb and trithorax group proteins. Curr Opin Genet Dev. 2010;20:541-7 pubmed publisher..Here we will discuss the recent progress in our understanding of the action of PcG proteins and the factors that antagonize PcG function to control cell fate and differentiation during plant development. ..
- Schneitz K, Baker S, Gasser C, Redweik A. Pattern formation and growth during floral organogenesis: HUELLENLOS and AINTEGUMENTA are required for the formation of the proximal region of the ovule primordium in Arabidopsis thaliana. Development. 1998;125:2555-63 pubmed..Furthermore, we show that HUELLENLOS also regulates the initiation and/or maintenance of integument and embryo sac ontogenesis and interestingly prevents inappropriate cell death in the young ovule. ..
- Frelet Barrand A, Kolukisaoglu H, Plaza S, Rüffer M, Azevedo L, Hortensteiner S, et al. Comparative mutant analysis of Arabidopsis ABCC-type ABC transporters: AtMRP2 contributes to detoxification, vacuolar organic anion transport and chlorophyll degradation. Plant Cell Physiol. 2008;49:557-69 pubmed publisher..Vacuolar uptake studies demonstrated that transport of typical MRP substrates was reduced in atmrp2. We conclude that within clade I, only AtMRP2 contributes significantly to overall organic anion pump activity in vivo...
- Bordoli L, Netsch M, Lüthi U, Lutz W, Eckner R. Plant orthologs of p300/CBP: conservation of a core domain in metazoan p300/CBP acetyltransferase-related proteins. Nucleic Acids Res. 2001;29:589-97 pubmed..The striking conservation of an extended segment of p300/CBP suggests that it may constitute a functional entity fulfilling functions that may be essential for all metazoan organisms. ..
- Kim C, Apel K. Substrate-dependent and organ-specific chloroplast protein import in planta. Plant Cell. 2004;16:88-98 pubmed
- Spillane C, Schmid K, Laoueillé Duprat S, Pien S, Escobar Restrepo J, Baroux C, et al. Positive darwinian selection at the imprinted MEDEA locus in plants. Nature. 2007;448:349-52 pubmed..The evolution of MEA suggests a late origin of genomic imprinting within the Brassicaceae, whereas imprinting is thought to have originated early within the mammalian lineage. ..
- Stefanovic A, Ribot C, Rouached H, Wang Y, Chong J, Belbahri L, et al. Members of the PHO1 gene family show limited functional redundancy in phosphate transfer to the shoot, and are regulated by phosphate deficiency via distinct pathways. Plant J. 2007;50:982-94 pubmed
- Hamburger D, Rezzonico E, MacDonald Comber Petétot J, Somerville C, Poirier Y. Identification and characterization of the Arabidopsis PHO1 gene involved in phosphate loading to the xylem. Plant Cell. 2002;14:889-902 pubmed..The Arabidopsis genome contains 10 additional genes showing homology with PHO1. Thus, PHO1 defines a novel class of proteins involved in ion transport in plants. ..
- Hennig L, Taranto P, Walser M, Schonrock N, Gruissem W. Arabidopsis MSI1 is required for epigenetic maintenance of reproductive development. Development. 2003;130:2555-65 pubmed..Efficient formation of heterochromatin, but not methylation of centromeric DNA repeats, depends on AtMSI1 presence demonstrating a key role of AtMSI1 in maintenance of chromatin structure...
- Zipfel C, Kunze G, Chinchilla D, Caniard A, Jones J, Boller T, et al. Perception of the bacterial PAMP EF-Tu by the receptor EFR restricts Agrobacterium-mediated transformation. Cell. 2006;125:749-60 pubmed..These results demonstrate that EFR is the EF-Tu receptor and that plant defense responses induced by PAMPs such as EF-Tu reduce transformation by Agrobacterium. ..
- Baroux C, Gagliardini V, Page D, Grossniklaus U. Dynamic regulatory interactions of Polycomb group genes: MEDEA autoregulation is required for imprinted gene expression in Arabidopsis. Genes Dev. 2006;20:1081-6 pubmed..A complex network of cross-regulatory interactions among the other known members of the MEA-FIE PcG complex implies distinct functions that are dynamically regulated during reproduction. ..
- Steiner C, Bauer J, Amrhein N, Bucher M. Two novel genes are differentially expressed during early germination of the male gametophyte of Nicotiana tabacum. Biochim Biophys Acta. 2003;1625:123-33 pubmed..The data indicate differential regulation of mRNA concentrations during pollen germination and suggest a function of Mads1;11 protein in regulating gene expression during early pollen tube growth...
- Brukhin V, Gheyselinck J, Gagliardini V, Genschik P, Grossniklaus U. The RPN1 subunit of the 26S proteasome in Arabidopsis is essential for embryogenesis. Plant Cell. 2005;17:2723-37 pubmed..Overall, our data indicate that RPN1 activity is essential during embryogenesis, where it might participate in the destruction of a specific set of protein substrates. ..
- Wagner D, Przybyla D, Op den Camp R, Kim C, Landgraf F, Lee K, et al. The genetic basis of singlet oxygen-induced stress responses of Arabidopsis thaliana. Science. 2004;306:1183-5 pubmed..Instead, seedling lethality and growth inhibition of mature plants result from genetic programs that are activated after the release of singlet oxygen has been perceived by the plant. ..
- Wick P, Gansel X, Oulevey C, Page V, Studer I, Dürst M, et al. The expression of the t-SNARE AtSNAP33 is induced by pathogens and mechanical stimulation. Plant Physiol. 2003;132:343-51 pubmed..Thus, the expression of AtSNAP33 after pathogen attack is regulated by SA-dependent and SA-independent pathways. Mechanical stimulation also led to an increase of AtSNAP33 transcripts. ..
- Klein M, Geisler M, Suh S, Kolukisaoglu H, Azevedo L, Plaza S, et al. Disruption of AtMRP4, a guard cell plasma membrane ABCC-type ABC transporter, leads to deregulation of stomatal opening and increased drought susceptibility. Plant J. 2004;39:219-36 pubmed..Treatment with MTX reduced stomatal opening in wild-type plants, but had no effect in atmrp4 mutants. These results indicate the involvement of AtMRP4 in the complex regulation of stomatal aperture. ..
- Kohler C, Page D, Gagliardini V, Grossniklaus U. The Arabidopsis thaliana MEDEA Polycomb group protein controls expression of PHERES1 by parental imprinting. Nat Genet. 2005;37:28-30 pubmed..Because Polycomb group proteins control parental imprinting in mammals as well, the independent recruitment of similar protein machineries for the imprinting of genes is a notable example of convergent evolution. ..
- Baginsky S, Gruissem W. Endonucleolytic activation directs dark-induced chloroplast mRNA degradation. Nucleic Acids Res. 2002;30:4527-33 pubmed..The results show that plastid mRNA stability is effectively controlled by the regulation of a specific dark-induced RNA degradation pathway. ..
- Ochsenbein C, Przybyla D, Danon A, Landgraf F, Gobel C, Imboden A, et al. The role of EDS1 (enhanced disease susceptibility) during singlet oxygen-mediated stress responses of Arabidopsis. Plant J. 2006;47:445-56 pubmed..This program includes not only responses to oxidative stress, but also responses known to be activated during plant-pathogen interactions and wounding. ..
- Leroy O, Hennig L, Breuninger H, Laux T, Kohler C. Polycomb group proteins function in the female gametophyte to determine seed development in plants. Development. 2007;134:3639-48 pubmed..Thus, FIS-mediated expression patterns established in the female gametophyte can impact on seed development, establishing fis mutants as true female gametophytic maternal-effect mutants. ..
- Lorrain S, Allen T, Duek P, Whitelam G, Fankhauser C. Phytochrome-mediated inhibition of shade avoidance involves degradation of growth-promoting bHLH transcription factors. Plant J. 2008;53:312-23 pubmed..Consistent with this idea, the constitutive shade-avoidance phenotype of phyB mutants partially reverts in the absence of PIF4 and PIF5. ..