Research Topics
Genomes and Genes | plant epidermisSummarySummary: A thin layer of cells forming the outer integument of seed plants and ferns. (Random House Unabridged Dictionary, 2d ed) Top Publications
Research Grants
| Scientific Experts
|
Detail Information
Publications
WIN1, a transcriptional activator of epidermal wax accumulation in ArabidopsisPierre Broun
Mendel Biotechnology, 21375 Cabot Boulevard, Hayward, CA 94545, USA
Proc Natl Acad Sci U S A 101:4706-11. 2004..This observation indicates that induction of wax accumulation in transgenic plants is probably mediated through an increase in the expression of genes encoding enzymes of the wax biosynthesis pathway...- The SHINE clade of AP2 domain transcription factors activates wax biosynthesis, alters cuticle properties, and confers drought tolerance when overexpressed in ArabidopsisAsaph Aharoni
Plant Research International, 6700 AA, Wageningen, The Netherlands
Plant Cell 16:2463-80. 2004..We propose that these diverse functions are mediated by regulating metabolism of lipid and/or cell wall components... 
Extracellular transport and integration of plant secretory proteins into pathogen-induced cell wall compartmentsDorit Meyer
Department of Plant Microbe Interactions, Max Planck Institute for Plant Breeding Research Cologne, Carl von Linne Weg 10, Koln, Germany
Plant J 57:986-99. 2009....- Conical epidermal cells allow bees to grip flowers and increase foraging efficiencyHeather M Whitney
Department of Plant Sciences, University of Cambridge, Downing Street, Cambridge CB2 3EA, UK
Curr Biol 19:948-53. 2009..This facilitation of physical handling is a likely explanation for the prevalence of conical epidermal petal cells in most flowering plants... 
The morphogenesis of lobed plant cells in the mesophyll and epidermis: organization and distinct roles of cortical microtubules and actin filamentsEmmanuel Panteris
University of Athens, Faculty of Biology, Department of Botany, Athens GR-15784, Greece
New Phytol 167:721-32. 2005..The genes that are possibly involved in the molecular regulation of the above morphogenetic procedure by MT and AF array organization are reviewed...- Surface lipids and plant defensesJosé J Reina-Pinto
Max Planck Institut fur Zuchtungsforschung, Ab Molekulare Pflanzengenetik, Koln, Germany
Plant Physiol Biochem 47:540-9. 2009The major function of the plant epidermis is to form the cuticle, a functional permeability barrier of the cell wall which prevents excessive water loss and the entry of harmful substances and pathogens into the host... - The slow and the quick anion conductance in whole guard cells: their voltage-dependent alternation, and the modulation of their activities by abscisic acid and CO2Klaus Raschke
Albrecht von Haller Institut fur Pflanzenwissenschaften, Georg August Universitat Gottingen, Untere Karspüle 2, 37073 Gottingen, Germany
Planta 217:639-50. 2003..They were correlated with periodic activations and inactivations of QUAC and required the simultaneous activity of an electrogenic pump... - Sealing plant surfaces: cuticular wax formation by epidermal cellsLacey Samuels
Department of Botany, University of British Columbia, Vancouver, BC V6T1Z4, Canada
Annu Rev Plant Biol 59:683-707. 2008..An overview of our present knowledge of wax biosynthesis and transport and the regulation of these processes during cuticle assembly is presented, including the evidence for coordination of cutin polyester and wax production... - A permeable cuticle in Arabidopsis leads to a strong resistance to Botrytis cinereaMichael Bessire
Department of Plant Molecular Biology, University of Lausanne, Lausanne, Switzerland
EMBO J 26:2158-68. 2007..Arabidopsis plants with a permeable cuticle have thus an altered perception of their environment and change their physiology accordingly... - Disruption of a guard cell-expressed protein phosphatase 2A regulatory subunit, RCN1, confers abscisic acid insensitivity in ArabidopsisJune M Kwak
Cell and Developmental Biology Section, Division of Biology and Center for Molecular Genetics, University of California, San Diego, La Jolla, California 92093 0116, USA
Plant Cell 14:2849-61. 2002..These data show that RCN1 functions as a general positive transducer of early ABA signaling... - The PEN1 syntaxin defines a novel cellular compartment upon fungal attack and is required for the timely assembly of papillaeFarhah F Assaad
Department of Plant Biology, Carnegie Institution, Stanford, CA 94305, USA
Mol Biol Cell 15:5118-29. 2004..By contrast, PEN1 appears to have a basal function in secretion and a specialized defense-related function, being required for the polarized secretion events that give rise to papilla formation... - Stomatal development and pattern controlled by a MAPKK kinaseDominique C Bergmann
Carnegie Institution, Department of Plant Biology, Stanford University, Stanford, CA 94305, USA
Science 304:1494-7. 2004..A putative transcription factor from this set was shown to regulate the developmental behavior of stomatal precursors... - Distortion of trichome morphology by the hairless mutation of tomato affects leaf surface chemistryJin Ho Kang
Department of Energy Plant Research Laboratory, Michigan State University, East Lansing, MI 48824, USA
J Exp Bot 61:1053-64. 2010.... - DISTORTED3/SCAR2 is a putative arabidopsis WAVE complex subunit that activates the Arp2/3 complex and is required for epidermal morphogenesisDipanwita Basu
Agronomy Department, Purdue University, West Lafayette, Indiana 47907 2054, USA
Plant Cell 17:502-24. 2005..These results demonstrate the utility of the Arabidopsis trichome system to understand how the WAVE and ARP2/3 complexes translate signaling inputs into a coordinated morphogenetic response... - The epidermis-specific extracellular BODYGUARD controls cuticle development and morphogenesis in ArabidopsisSergey Kurdyukov
Max Planck Institut fur Zuchtungsforschung, 50829 Köln, Germany
Plant Cell 18:321-39. 2006..We propose that BDG codes for an extracellular synthase responsible for the formation of cuticle. The alternative hypothesis proposes that BDG controls the proliferation/differentiation status of the epidermis via an unknown mechanism... - Barley MLO modulates actin-dependent and actin-independent antifungal defense pathways at the cell peripheryMarco Miklis
Max Planck Institute for Plant Breeding Research, D 50829 Cologne, Germany
Plant Physiol 144:1132-43. 2007..These pathways act synergistically and appear to be under negative control by the plasma membrane-resident MLO protein... - Arabidopsis interdigitating cell growth requires two antagonistic pathways with opposing action on cell morphogenesisYing Fu
Center for Plant Cell Biology, Institute for Integrative Genome Biology, University of California, Riverside, Riverside, CA 92521, USA
Cell 120:687-700. 2005..We propose that the counteractivity of these two pathways demarcates outgrowing and indenting cortical domains, coordinating a process that gives rise to interdigitations between adjacent pavement cells... - Control of stomatal distribution on the Arabidopsis leaf surfaceJeanette A Nadeau
Department of Plant Biology, Ohio State University, 1735 Neil Avenue, Columbus, OH 43210, USA
Science 296:1697-700. 2002..TMM appears to function in a position-dependent signaling pathway that controls the plane of patterning divisions as well as the balance between stem cell renewal and differentiation in stomatal and epidermal development... - Shaping in plant cellsC Martin
Department of Cell and Developmental Biology, John Innes Centre, Colney, NR4 7UH, Norwich, UK
Curr Opin Plant Biol 4:540-9. 2001..Although turgor has long been assumed to be a rather passive contributor to cell shaping, recent reports show that, in some cells, differential changes in turgor may have a role in establishing specialised cell form... - Stomagen positively regulates stomatal density in ArabidopsisShigeo S Sugano
Graduate School of Science, Kyoto University, Sakyo ku, Kyoto 606 8502, Japan
Nature 463:241-4. 2010..Our findings provide a conceptual advancement in understanding stomatal development: inner photosynthetic tissues optimize their function by regulating stomatal density in the epidermis for efficient uptake of CO(2)... - Localization of iron in Arabidopsis seed requires the vacuolar membrane transporter VIT1Sun A Kim
Department of Biological Sciences, Dartmouth College, Hanover, NH 03755, USA
Science 314:1295-8. 2006..We have uncovered a fundamental aspect of seed biology that will ultimately aid the development of nutrient-rich seed, benefiting both human health and agricultural productivity... - Transcription factor control of asymmetric cell divisions that establish the stomatal lineageCora A MacAlister
Department of Biological Sciences, Stanford University, Stanford, California 94305, USA
Nature 445:537-40. 2007..Similar molecules and regulatory mechanisms are used during muscle and neural development, highlighting a conserved use of closely related bHLHs for cell fate specification and differentiation... - Equivalent genetic regulatory networks in different contexts recover contrasting spatial cell patterns that resemble those in Arabidopsis root and leaf epidermis: a dynamic modelMariana Benítez
Instituto de Ecologia, Universidad Nacional Autonoma de Mexico, Coyoacan 04510, Mexico, DF, Mexico
Int J Dev Biol 51:139-55. 2007..Our results thus support the idea that in this and other cases, contrasting spatial cell patterns and other evolutionary morphogenetic novelties originate from conserved genetic network modules subject to divergent contextual traits... - The Arabidopsis DCR encoding a soluble BAHD acyltransferase is required for cutin polyester formation and seed hydration propertiesDavid Panikashvili
Department of Plant Sciences, Weizmann Institute of Science, Rehovot 76100, Israel
Plant Physiol 151:1773-89. 2009..Therefore, this study extends our knowledge regarding the functionality of the cuticular layer and the formation of its major constituent the polymer cutin... - SCREAM/ICE1 and SCREAM2 specify three cell-state transitional steps leading to arabidopsis stomatal differentiationMasahiro M Kanaoka
Department of Biology, University of Washington, Seattle, Washington 98195, USA
Plant Cell 20:1775-85. 2008..Stomata, valves on the plant epidermis, are formed through a series of differentiation events mediated by three closely related basic-helix-loop-.. - Stomatal density is controlled by a mesophyll-derived signaling moleculeTatsuhiko Kondo
Graduate School of Bioagricultural Sciences, Nagoya University, Chikusa, Nagoya, Japan
Plant Cell Physiol 51:1-8. 2010..We also suggest that stomagen increases stomatal density by competing with negative regulators EPF1 and EPF2 for the receptor-like protein TOO MANY MOUTHS... - The ROP2 GTPase controls the formation of cortical fine F-actin and the early phase of directional cell expansion during Arabidopsis organogenesisYing Fu
Department of Botany and Plant Sciences, Center for Plant Cell Biology, University of California, Riverside, CA 92521, USA
Plant Cell 14:777-94. 2002.... - Mutations in LACS2, a long-chain acyl-coenzyme A synthetase, enhance susceptibility to avirulent Pseudomonas syringae but confer resistance to Botrytis cinerea in ArabidopsisDingzhong Tang
Department of Biology, Indiana University, Bloomington, Indiana 47405, USA
Plant Physiol 144:1093-103. 2007..All three displayed an enhanced resistance to B. cinerea. Our results indicate that plant cutin or cuticle structure may play a crucial role in tolerance to biotic and abiotic stress and in the pathogenesis of B. cinerea... - Phylloplanins of tobacco are defensive proteins deployed on aerial surfaces by short glandular trichomesRyan W Shepherd
Plant Physiology, Biochemistry, Molecular Biology Program, Agronomy Department, University of Kentucky, Lexington, Kentucky 40546, USA
Plant Cell 17:1851-61. 2005..As yet uncharacterized surface proteins have been detected on most plant species examined... - Harnessing plant trichome biochemistry for the production of useful compoundsAnthony L Schilmiller
Departments of Biochemistry and Molecular Biology and Plant Biology, Michigan State University, East Lansing, MI 48824 1319, USA
Plant J 54:702-11. 2008..We review the literature on the biochemistry of trichomes and consider the attributes that might make them highly useful targets for plant metabolic engineering... - Integration of cytokinin and gibberellin signalling by Arabidopsis transcription factors GIS, ZFP8 and GIS2 in the regulation of epidermal cell fateYinbo Gan
CNAP, Department of Biology, University of York, York, UK
Development 134:2073-81. 2007..Our findings show that functional specialization within a transcription factor gene family can facilitate the integration of different developmental cues in the regulation of plant cell differentiation... - GhDET2, a steroid 5alpha-reductase, plays an important role in cotton fiber cell initiation and elongationMing Luo
Key Laboratory of Biotechnology and Crop Quality Improvement of Ministry of Agriculture, Biotechnology Research Center, Southwest University, Chongqing 400716, China
Plant J 51:419-30. 2007..Therefore, GhDET2 and BRs play a crucial role in the initiation and elongation of cotton fiber cells, suggesting that modulation of BR biosynthesis factors may improve fiber quality or yield... - The impact of water deficiency on leaf cuticle lipids of ArabidopsisDylan K Kosma
Department of Horticulture and Landscape Architecture, Purdue University, West Lafayette, Indiana 47907, USA
Plant Physiol 151:1918-29. 2009..Taken together, these results show that Arabidopsis provides an excellent model system to study the role of the cuticle in plant response to drought and related stresses, and its associated genetic and cellular regulation... - Histone acetylation affects expression of cellular patterning genes in the Arabidopsis root epidermisCheng Ran Xu
PKU Yale Joint Research Center of Agricultural and Plant Molecular Biology, National Key Laboratory of Protein Engineering and Plant Gene Engineering, College of Life Sciences, Peking University, Beijing 100871, China
Proc Natl Acad Sci U S A 102:14469-74. 2005..We propose a working model to suggest that histone acetylation may function in mediating a positional cue to direct expression of the patterning genes in the root epidermal cells... - The Arabidopsis RESURRECTION1 gene regulates a novel antagonistic interaction in plant defense to biotrophs and necrotrophsHyung Gon Mang
Department of Horticulture and Landscape Architecture, Purdue University, West Lafayette, Indiana 47907 2054, USA
Plant Physiol 151:290-305. 2009.... - Arabidopsis stomatal initiation is controlled by MAPK-mediated regulation of the bHLH SPEECHLESSGregory R Lampard
Department of Biology, Stanford University, Stanford, CA 94305, USA
Science 322:1113-6. 2008..The coupling of MAPK signaling to SPEECHLESS activity provides cell type specificity for MAPK output while allowing the integration of multiple developmental and environmental signals into the production and spacing of stomata... - Developmental patterning by mechanical signals in ArabidopsisOlivier Hamant
INRA, Laboratoire de Reproduction et Développement des Plantes, 46 allee d Italie, 69364 Lyon Cedex 07, France
Science 322:1650-5. 2008.... - The epidermal-growth-control theory of stem elongation: an old and a new perspectiveU Kutschera
Institute of Biology, University of Kassel, Heinrich Plett Str 40, D 34109 Kassel, Germany
J Plant Physiol 164:1395-409. 2007.... - The effects of stress on plant cuticular waxesTom Shepherd
Quality Health and Nutrition, Scottish Crop Research Institute, Mylnefield, Invergowrie, Dundee DD2 5DA
New Phytol 171:469-99. 2006.... - A systems approach reveals regulatory circuitry for Arabidopsis trichome initiation by the GL3 and GL1 selectorsKengo Morohashi
Department of Plant, Cellular, and Molecular Biology, Ohio State University, Columbus, Ohio, USA
PLoS Genet 5:e1000396. 2009.... - Quantification of cuticular permeability in genetically modified plantsGerhard Kerstiens
Lancaster Environment Centre Biological Sciences, Lancaster University, Lancaster LA1 4YQ, UK
J Exp Bot 57:2547-52. 2006..A short overview of relevant findings is given and a more stringent experimental approach to quantifying effects on cuticular permeability in genetically modified plants proposed... - Polar PIN localization directs auxin flow in plantsJustyna Wisniewska
Center for Plant Molecular Biology ZMBP, Tubingen University, D 72076 Tubingen, Germany
Science 312:883. 2006..This finding provides a crucial piece in the puzzle of how auxin flow can be redirected via rapid changes in PIN polarity... - Cell polarity signaling in ArabidopsisZhenbiao Yang
Center for Plant Cell Biology, Department of Botany and Plant Sciences, University of California, Riverside, California 92521 0124, USA
Annu Rev Cell Dev Biol 24:551-75. 2008.... - Wax-deficient anther1 is involved in cuticle and wax production in rice anther walls and is required for pollen developmentKi Hong Jung
National Research Laboratory of Plant Functional Genomics, Division of Molecular and Life Sciences, Pohang University of Science and Technology, Pohang 790 784, Republic of Korea
Plant Cell 18:3015-32. 2006..Our findings provide new insights into the biochemical and developmental aspects of the role of waxes in microspore exine development in the tapetum as well as the role of epicuticular waxes in anther expansion... - Chromatin organization and cell fate switch respond to positional information in ArabidopsisSilvia Costa
Department of Cell and Developmental Biology, John Innes Centre, Norwich NR4 7UH, UK
Nature 439:493-6. 2006..This ability to remodel chromatin organization may provide the basis for the plasticity in plant cell fate changes... - Positional information and mobile transcriptional regulators determine cell pattern in the Arabidopsis root epidermisLiam Dolan
Department of Cell and Developmental Biology, John Innes Centre, Norwich NR4 7UH, UK
J Exp Bot 57:51-4. 2006.... - Cell-to-cell movement of the CAPRICE protein in Arabidopsis root epidermal cell differentiationTetsuya Kurata
Plant Science Center, RIKEN, 1 7 22 Suehiro cho, Tsurumi ku, Kanagawa 230 0045, Japan
Development 132:5387-98. 2005..Furthermore, the fusion of CPC to tandem-GFPs defined the capability of CPC to increase the size exclusion limit of plasmodesmata... - Stomatal patterning and differentiation by synergistic interactions of receptor kinasesElena D Shpak
Department of Biology, University of Washington, Seattle, WA 98195, USA
Science 309:290-3. 2005..Our findings suggest that the negative regulation of ER-family RLKs by TMM, which is an LRR receptor-like protein, is critical for proper stomatal differentiation... - Isolation and characterization of mutants defective in seed coat mucilage secretory cell development in ArabidopsisT L Western
Department of Botany, University of British Columbia, 6270 University Boulevard, Vancouver, British Columbia, Canada V6T 1Z4
Plant Physiol 127:998-1011. 2001..MUM3 and MUM5 may be involved in the regulation of mucilage composition, whereas MUM1 and MUM2 appear to play novel roles in post-synthesis cell wall modifications necessary for mucilage extrusion... - GFP-tagging of cell components reveals the dynamics of subcellular re-organization in response to infection of Arabidopsis by oomycete pathogensDaigo Takemoto
Plant Cell Biology Group, Research School of Biological Sciences, Australian National University, PO Box 475 Canberra, ACT 2601, Australia
Plant J 33:775-92. 2003..This result indicates that the induction of cytoplasmic aggregation in Arabidopsis epidermal cells was neither suppressed by the virulent strain of Peronospora, nor effective in stopping infection... - Functional analysis of the LACERATA gene of Arabidopsis provides evidence for different roles of fatty acid omega -hydroxylation in developmentK Wellesen
Max Planck Institut fur Zuchtungsforschung, Cologne, Germany
Proc Natl Acad Sci U S A 98:9694-9. 2001..Strikingly, the same pathway seems to control trichome differentiation, the establishment of apical dominance, and senescence in plants... - Simultaneous visualization of peroxisomes and cytoskeletal elements reveals actin and not microtubule-based peroxisome motility in plantsJaideep Mathur
Botanical Institute III, , Gyrhofstrase 15, 50931 Cologne, Germany
Plant Physiol 128:1031-45. 2002..Microtubule depolymerization or stabilization had no effect... - Creating a two-dimensional pattern de novo during Arabidopsis trichome and root hair initiationMartina Pesch
, , Gyrhofstr. 15, , Germany
Curr Opin Genet Dev 14:422-7. 2004..A complex of transcription factors appears to be involved in creating the pattern and cell-cell movement of small transcription factors is postulated to mediate cell-cell communication... - Stromule formation is dependent upon plastid size, plastid differentiation status and the density of plastids within the cellMark T Waters
Plant Sciences Division, University of Nottingham, Sutton Bonington Campus, Loughborough, LE12 5RD, UK
Plant J 39:655-67. 2004..By modifying the plastid surface area, we propose that stromules enhance the specific metabolic activities of plastids... - A new method for rapid visualization of defects in leaf cuticle reveals five intrinsic patterns of surface defects in ArabidopsisToshihiro Tanaka
Division of Biological Science, Graduate School of Science, Nagoya University, Furo-cho, Chikusa-ku, Nagoya 464-8602, Japan
Plant J 37:139-46. 2004..The cuticle-defective regions of leaves of the mutants revealed five intrinsic patterns of surface defects (classes I through V), suggesting that formation of functional cuticle on leaves involves various spatially regulated factors... - Tomato fruit cuticular waxes and their effects on transpiration barrier properties: functional characterization of a mutant deficient in a very-long-chain fatty acid beta-ketoacyl-CoA synthaseGerd Vogg
Universitat Wurzburg, Lehrstuhl für Botanik II, D 97082 Wurzburg, Germany
J Exp Bot 55:1401-10. 2004.... - Long-distance CO(2) signalling in plantsJanice A Lake
Department of Animal and Plant Sciences, University of Sheffield, Western Bank, Sheffield S10 2TN, UK
J Exp Bot 53:183-93. 2002..Analysis of mutant plants suggests that the plant hormones abscisic acid, ethylene and jasmonates are implicated in the long-distance signalling pathway and that the action may be mediated by reactive oxygen species... - How do cells know what they want to be when they grow up? Lessons from epidermal patterning in ArabidopsisJohn C Larkin
Department of Biological Sciences, Louisiana State University, Baton Rouge, Louisiana 70803, USA
Annu Rev Plant Biol 54:403-30. 2003Because the plant epidermis is readily accessible and consists of few cell types on most organs, the epidermis has become a well-studied model for cell differentiation and cell patterning in plants... - Cell pattern in the Arabidopsis root epidermis determined by lateral inhibition with feedbackMyeong Min Lee
Department of Molecular, Cellular, and Developmental Biology, University of Michigan, Ann Arbor, Michigan 48109, USA
Plant Cell 14:611-8. 2002..These results provide a molecular genetic framework for understanding the determination of a cell-type pattern in plants... - Significance of the expression of the CER6 condensing enzyme for cuticular wax production in ArabidopsisTanya S Hooker
Department of Botany, University of British Columbia, Vancouver, British Columbia V6T 1Z4, Canada
Plant Physiol 129:1568-80. 2002..These experiments indicate that the expression level of CER6 in the epidermis is one of the factors controlling wax accumulation on Arabidopsis stems... - ENHANCER of TRY and CPC 2 (ETC2) reveals redundancy in the region-specific control of trichome development of ArabidopsisVictor Kirik
Botanical Institute, University of Cologne, Gyrhofstrasse 15, Germany
Plant Mol Biol 55:389-98. 2004..The etc2 single mutant shows an increase in trichome number on leaves and petioles. Double and triple mutant analysis indicates that the ETC2 gene acts redundant with TRY and CPC in trichome patterning... - An Arabidopsis mitogen-activated protein kinase kinase kinase gene family encodes essential positive regulators of cytokinesisPatrick J Krysan
Biotechnology Center, University of Wisconsin Madison, 425 Henry Mall, Madison, Wisconsin 53706, USA
Plant Cell 14:1109-20. 2002..The molecular and structural phenotypes displayed by the double mutants support a model in which the ANP family of MAPKKKs positively regulates cell division and growth and may negatively regulate stress responses... - Blue light inhibits guard cell plasma membrane anion channels in a phototropin-dependent mannerHolger Marten
Molecular Plant Physiology and Biophysics, Julius von Sachs Institute for Biosciences, Biocenter, Wurzburg University, Julius von Sachs Platz 2, D 97082 Wurzburg, Germany
Plant J 50:29-39. 2007..These results show that blue light inhibits plasma membrane anion channels through a pathway involving phototropins, in addition to the stimulation of guard cell plasma membrane H(+)-ATPases... - Two distinct high-affinity sulfate transporters with different inducibilities mediate uptake of sulfate in Arabidopsis rootsNaoko Yoshimoto
Department of Molecular Biology and Biotechnology, Graduate School of Pharmaceutical Sciences, Chiba University, Yayoi-cho 1-33, Inage-ku, Chiba 263-8522, Japan
Plant J 29:465-73. 2002.... - Comprehensive analysis of single-repeat R3 MYB proteins in epidermal cell patterning and their transcriptional regulation in ArabidopsisShucai Wang
Department of Botany, University of British Columbia, Vancouver, BC V6T 1Z4, Canada
BMC Plant Biol 8:81. 2008..In addition, the transcriptional regulation of these single-repeat R3 MYB genes remains largely unknown... - Dynamics of MONOPTEROS and PIN-FORMED1 expression during leaf vein pattern formation in Arabidopsis thalianaCarol L Wenzel
Department of Biological Sciences, Simon Fraser University, 8888 University Drive, Burnaby, BC, V5A1S6, Canada
Plant J 49:387-98. 2007..Taken together the results suggest a feedback regulatory loop that involves auxin, MP and PIN1 and provide novel experimental support for the canalization-of-auxin-flow hypothesis... - The hyper-fluorescent trichome phenotype of the brt1 mutant of Arabidopsis is the result of a defect in a sinapic acid: UDPG glucosyltransferaseTaksina Sinlapadech
Department of Biochemistry, Purdue University, 175 South University Street, West Lafayette, IN 47907 2063, USA
Plant J 49:655-68. 2007.... - ASYMMETRIC LEAVES1, an Arabidopsis gene that is involved in the control of cell differentiation in leavesYue Sun
Shanghai Institute of Plant Physiology, Chinese Academy of Sciences, 300 Fenglin Road, Shanghai 200032, China
Planta 214:694-702. 2002..High levels of AS1 expression were found in tissues with highly proliferative cells, which further suggests a role in cell division and early cell differentiation... - The regulatory domain of SRK2E/OST1/SnRK2.6 interacts with ABI1 and integrates abscisic acid (ABA) and osmotic stress signals controlling stomatal closure in ArabidopsisRiichiro Yoshida
Laboratory of Plant Molecular Biology, RIKEN Tsukuba Institute, 3 1 1, Koyadai, Tsukuba, Ibaraki 305 0074, Japan
J Biol Chem 281:5310-8. 2006..Domain II interacted with the ABI1 protein in a yeast two-hybrid assay. Our results suggested that the direct interaction between SRK2E/OST1 and ABI1 through Domain II plays a critical role in the control of stomatal closure... - Stimulus-induced downregulation of root water transport involves reactive oxygen species-activated cell signalling and plasma membrane intrinsic protein internalizationYann Boursiac
Biochimie et Physiologie Moleculaire des Plantes, Institut de Biologie Integrative des Plantes, UMR 5004 CNRS UMR 0386 INRA Montpellier SupAgro Université Montpellier 2, F 34060 Montpellier Cedex 1, France
Plant J 56:207-18. 2008..Several abiotic and biotic stress-related stimuli potentially share this path, which involves an H(2)O(2)-induced internalization of PIPs, to downregulate root water transport... - MYB61 is required for mucilage deposition and extrusion in the Arabidopsis seed coatS Penfield
Department of Cell and Developmental Biology, John Innes Centre, Colney Lane, Norwich, NR4 7UH, United Kingdom
Plant Cell 13:2777-91. 2001..Germination and seedling establishment were compromised in the myb61 and ttg1-1 mutants under conditions of reduced water potential, suggesting a function for Arabidopsis seed mucilage during germination in dry conditions... - Distinct and overlapping roles of single-repeat MYB genes in root epidermal patterningMarissa Simon
Department of Molecular, Cellular, and Developmental Biology, University of Michigan, Ann Arbor, MI 48109, USA
Dev Biol 311:566-78. 2007..These results provide new insight into the function of these single-repeat MYBs and suggest that divergence of their regulatory sequences is largely responsible for their distinct roles in epidermal cell patterning... - The Arabidopsis BEL1-LIKE HOMEODOMAIN proteins SAW1 and SAW2 act redundantly to regulate KNOX expression spatially in leaf marginsRavi Kumar
Department of Botany, University of British Columbia, Vancouver, British Columbia, Canada
Plant Cell 19:2719-35. 2007..Taken together, our data suggest that BLH2/SAW1 and BLH4/SAW2 establish leaf shape by repressing growth in specific subdomains of the leaf at least in part by repressing expression of one or more of the KNOX genes... - The Arabidopsis CLASP gene encodes a microtubule-associated protein involved in cell expansion and divisionJ Christian Ambrose
University of British Columbia, Vancouver, British Columbia, Canada
Plant Cell 19:2763-75. 2007..clasp-1 plants are dwarf, have significantly reduced cell numbers in the root division zone, and have defects in directional cell expansion. We discuss possible mechanisms of CLASP function in higher plants... - Cytological and biochemical analysis of COF1, an Arabidopsis mutant of an ABC transporter geneHiroki Ukitsu
International Graduate School of Arts and Science, Yokohama City University, Yokohama, Kanagawa, 230 0045 Japan
Plant Cell Physiol 48:1524-33. 2007..Pollen observation showed that mutant pollen grains were irregularly shaped. The function of COF1/WBC11 in lipid transport for the construction of cuticle layers and pollen coats for normal organ formation is discussed... - The Arabidopsis gain-of-function mutant ssi4 requires RAR1 and SGT1b differentially for defense activation and morphological alterationsFasong Zhou
Boyce Thompson Institute for Plant Research, Tower Road, Ithaca, NY 14853, USA
Mol Plant Microbe Interact 21:40-9. 2008..Thus, multiple environmental factors impact on ssi4 signaling, as has been observed for other constitutive defense mutants and R gene-triggered pathways... - MicroRNA-mediated regulation of stomatal development in ArabidopsisClaudia Kutter
Friedrich Miescher Institute for Biomedical Research, CH 4058 Basel, Switzerland
Plant Cell 19:2417-29. 2007..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... - The TTG1-bHLH-MYB complex controls trichome cell fate and patterning through direct targeting of regulatory lociMingzhe Zhao
Section of Molecular Cell and Developmental Biology and The Institute for Cellular and Molecular Biology, The University of Texas at Austin, 2500 Speedway, Austin, TX 78712, USA
Development 135:1991-9. 2008..These data support a model for the TTG1 complex directly regulating activators and repressors and the movement of repressors to affect trichome patterning on the Arabidopsis leaf... - Cell identity mediates the response of Arabidopsis roots to abiotic stressJOSE R DINNENY
Department of Biology, Duke University, Durham, NC 27708, USA
Science 320:942-5. 2008..By performing a similar analysis using iron deprivation, we identified common cell-type-specific stress responses and revealed the crucial role the environment plays in defining the transcriptional outcome of cell-fate decisions... - An ancient mechanism controls the development of cells with a rooting function in land plantsBenoît Menand
Department of Cell and Developmental Biology, John Innes Centre, Norwich NR47UH, UK
Science 316:1477-80. 2007..If this hypothesis is correct, our data suggest that the increase in morphological complexity of the sporophyte body in the Paleozoic resulted at least in part from the recruitment of regulatory genes from gametophyte to sporophyte... - Chloroplast protein translocon components atToc159 and atToc33 are not essential for chloroplast biogenesis in guard cells and root cellsT S Yu
Institute of Molecular Biology, Academia Sinica, Taipei 11529, Taiwan
Plant Physiol 127:90-6. 2001..These results indicated that both the ppi1 and ppi2 mutants had functional root and guard cell plastids. Therefore, we propose that import complexes are cell type specific rather than substrate or plastid specific... - Embryonic control of epidermal cell patterning in the root and hypocotyl of ArabidopsisY Lin
Department of Biology, University of Michigan, Ann Arbor, MI 48109, USA
Development 128:3697-705. 2001..Thus, epidermal cell specification in the Arabidopsis seedling relies on the embryonic establishment of a patterning mechanism that is perpetuated postembryonically... - A chromatin link that couples cell division to root epidermis patterning in ArabidopsisElena Caro
Centro de Biologia Molecular Severo Ochoa, Consejo Superior de Investigaciones Cientificas, Universidad Autonoma de Madrid, Cantoblanco, 28049 Madrid, Spain
Nature 447:213-7. 2007..Here we show that GEM participates in the maintenance of the repressor histone H3K9 methylation status of root patterning genes, providing a link between cell division, fate and differentiation during Arabidopsis root development... - SND1, a NAC domain transcription factor, is a key regulator of secondary wall synthesis in fibers of ArabidopsisRuiqin Zhong
Department of Plant Biology, University of Georgia, Athens, Georgia 30602, USA
Plant Cell 18:3158-70. 2006..Together, our results reveal that SND1 is a key transcriptional activator involved in secondary wall biosynthesis in fibers... - K(+) channel profile and electrical properties of Arabidopsis root hairsN Ivashikina
Molecular Plant Physiology and Biophysics, Julius-van-Sachs-Institute, Biocenter, , Germany
FEBS Lett 508:463-9. 2001.... - Physical and functional interaction of the Arabidopsis K(+) channel AKT2 and phosphatase AtPP2CAIsabelle Chérel
Laboratoire de Biochimie et Physiologie Moléculaire des Plantes, Unité Mixte de Recherche 5004 Agro M Centre National de la Recherche Scientifique Institut National de la Recherche Agronomique Université Montpellier II, France
Plant Cell 14:1133-46. 2002..Regulation of AKT2 activity by AtPP2CA in planta could allow the control of K(+) transport and membrane polarization during stress situations... - Regulation of the cell expansion gene RHD3 during Arabidopsis developmentHaiyang Wang
Department of Molecular, Cellular, and Developmental Biology, University of Michigan, Ann Arbor, MI 48109 1048, USA
Plant Physiol 129:638-49. 2002..This study shows that multiple levels of regulation are employed to ensure the appropriate expression of RHD3 throughout Arabidopsis development... - The subtilisin-like serine protease SDD1 mediates cell-to-cell signaling during Arabidopsis stomatal developmentUritza Von Groll
Max Planck Institute of Molecular Plant Physiology, Am Muhlenberg 1, 14476 Golm, Germany
Plant Cell 14:1527-39. 2002..Thus, we propose that SDD1 generates an extracellular signal by meristemoids/guard mother cells and demonstrate that the function of SDD1 is dependent on TMM activity... - Dissection of Arabidopsis ADP-RIBOSYLATION FACTOR 1 function in epidermal cell polarityJian Xu
Department of Molecular Cell Biology, Utrecht University, 3584 CH Utrecht, The Netherlands
Plant Cell 17:525-36. 2005..Although extreme redundancy precludes conventional genetic dissection of ARF1 functions, our approach separates different ARF1 downstream networks involved in local and specific aspects of cell polarity... - The Arabidopsis thaliana ABSCISIC ACID-INSENSITIVE8 encodes a novel protein mediating abscisic acid and sugar responses essential for growthInès Brocard-Gifford
Department of Molecular, Cellular and Developmental Biology, University of California at Santa Barbara, Santa Barbara, California 93106, USA
Plant Cell 16:406-21. 2004..This localization pattern is sufficient to complement the mutation, indicating that ABI8 acts either at very low concentrations or over long distances within the plant body... - Induction of ASCORBATE PEROXIDASE 2 expression in wounded Arabidopsis leaves does not involve known wound-signalling pathways but is associated with changes in photosynthesisChristine Chi-Chen Chang
Department of Botany, Stockholm University, Frescati, SE-106 91 Stockholm, Sweden
Plant J 38:499-511. 2004..This may signal the induction of many 'wound-responsive' genes not regulated by JA-dependent or other known JA-independent pathways... - GFP-FABD2 fusion construct allows in vivo visualization of the dynamic actin cytoskeleton in all cells of Arabidopsis seedlingsBoris Voigt
Department of Plant Cell Biology, Institute of Cellular and Molecular Botany, Rheinische Friedrich-Wilhelms-University of Bonn, Kirschallee 1, D-53115 Bonn, Germany
Eur J Cell Biol 84:595-608. 2005..We report here that a construct consisting of GFP fused to the C-terminal half of A. thaliana fimbrin 1 reveals dynamic arrays of F-actin in all cells of stably transformed A. thaliana seedlings... - The wheat TaGI1, involved in photoperiodic flowering, encodes an Arabidopsis GI orthologXiang Yu Zhao
Shandong Key Laboratory of Crop Biology, College of Life Sciences, Shandong Agricultural University, 271018, Taian, Shandong, China
Plant Mol Biol 58:53-64. 2005..Since overexpression of TaGI1 altered flowering time in wild type and complemented the gi mutant in Arabidopsis, it confirmed that TaGI1 is an ortholog of GI in Arabidopsis... - The expression patterns of arabinogalactan-protein AtAGP30 and GLABRA2 reveal a role for abscisic acid in the early stages of root epidermal patterningArjon J van Hengel
Department of Cell and Developmental Biology, John Innes Centre, Colney, Norwich NR4 7UH, UK
Plant J 39:70-83. 2004.... - Altered microtubule dynamics by expression of modified alpha-tubulin protein causes right-handed helical growth in transgenic Arabidopsis plantsTatsuya Abe
Graduate School of Biological Sciences, Nara Institute of Science and Technology, Nara 630 0192, Japan
Plant J 43:191-204. 2005.... - Transcriptional control of flavonoid biosynthesis: a complex network of conserved regulators involved in multiple aspects of differentiation in ArabidopsisPierre Broun
Centre for Novel Agricultural Products CNAP, Department of Biology Area 7, University of York, P O Box 373, York YO10 5YW, UK
Curr Opin Plant Biol 8:272-9. 2005..This review highlights recent advances in this field and describes how they help our understanding of the molecular regulation of plant secondary metabolism... - Functional conservation and maintenance of expression pattern of FIDDLEHEAD-like genes in Arabidopsis and AntirrhinumNadia Efremova
, , , Germany
Plant Mol Biol 56:821-37. 2004..This probably reflects differences in the ontogeny of the ovary septum between the two species. We also show that epidermis-specific FDH-like genes may not be able to efficiently elongate fatty acid chains when misexpressed in seeds... - Peroxisomal localization of a myosin XI isoform in Arabidopsis thalianaKohsuke Hashimoto
Department of Life Science, Graduate School of Life Science, University of Hyogo, Harima Science Park City, Hyogo, 678 1297 Japan
Plant Cell Physiol 46:782-9. 2005..We propose that the peroxisome is one of the cargos translocated by MYA2 on actin filaments... - Mechanisms of pattern formation in plant embryogenesisViola Willemsen
Department of Molecular Genetics, Utrecht University, 3584 CH Utrecht, The Netherlands
Annu Rev Genet 38:587-614. 2004..This review summarizes our knowledge on how diverse mechanisms that were first dissected at the postembryonic level are now beginning to provide an understanding of plant embryogenesis... - Positional signaling mediated by a receptor-like kinase in ArabidopsisSu Hwan Kwak
Department of Molecular, Cellular, and Developmental Biology, University of Michigan, Ann Arbor, MI 48109 1048, USA
Science 307:1111-3. 2005..Further, the SCM gene is expressed throughout the developing root. Therefore, SCM likely enables developing epidermal cells to detect positional cues and establish an appropriate cell-type pattern... - PGP4, an ATP binding cassette P-glycoprotein, catalyzes auxin transport in Arabidopsis thaliana rootsKazuyoshi Terasaka
Laboratory of Molecular and Cellular Biology of Totipotency, Division of Integrated Life Science, Graduate School of Biostudies, Kyoto University, Kitashirakawa, Kyoto 606 8502, Japan
Plant Cell 17:2922-39. 2005..These results indicate that PGP4 functions primarily in the uptake of redirected or newly synthesized auxin in epidermal root cells...
Research Grants
- Epidermal specification mutants of ArabidopsisDominique Bergmann; Fiscal Year: 2004Development of an organism requires the successive generation of specialized tissues. The plant epidermis is a particularly interesting tissue because it one of the first to be established, yet it continues to differentiate throughout ..
- Control of epidermal self-renewing populations by bHLH and MAPK regulatory systemDominique Bergmann; Fiscal Year: 2009..The proposed studies will thus help to inform strategies to induce stem cells to differentiate into specific tissues while restricting the potential for cancerous overgrowth. ..
- Self recognition and signaling in plant reproductionJUNE NASRALLAH; Fiscal Year: 2005..abstract_text> ..
- Signaling to Cell Intercalation in ArabidopsisZhenbiao Yang; Fiscal Year: 2007..Because failure in convergent extension causes neural tube defects (NTDs), a common developmental disorder (1 out of 1000 pregnancies), this research is relevant to human health improvements. ..
- Control of epidermal self-renewing populations by bHLH and MAPK regulatory systemDominique C Bergmann; Fiscal Year: 2010..The proposed studies will thus help to inform strategies to induce stem cells to differentiate into specific tissues while restricting the potential for cancerous overgrowth. ..
- Signaling to Cell Intercalation in ArabidopsisZhenbiao Yang; Fiscal Year: 2010..Because failure in convergent extension causes neural tube defects (NTDs), a common developmental disorder (1 out of 1000 pregnancies), this research is relevant to human health improvements. ^_^^ ..
- SIGNALING ARREST OF POLLEN ACTIVATION THROUGH AQUAPORINSJUNE NASRALLAH; Fiscal Year: 2001....
- RNA EDITING IN PLANT ORGANELLESMaureen Hanson; Fiscal Year: 2001..The proposed research should enhance understanding of other forms of RNA processing in the biological world, especially the mechanisms of tRNA, mRNA and rRNA modification and editing. ..