plant growth regulators

Summary

Summary: Any of the hormones produced naturally in plants and active in controlling growth and other functions. There are three primary classes: auxins, cytokinins, and gibberellins.

Top Publications

  1. ncbi Role of plant hormones in plant defence responses
    Rajendra Bari
    The Sainsbury Laboratory, John Innes Centre, Colney Lane, Norwich NR4 7UH, UK
    Plant Mol Biol 69:473-88. 2009
  2. ncbi Networking by small-molecule hormones in plant immunity
    Corné M J Pieterse
    Plant Microbe Interactions, Department of Biology, Faculty of Science, Utrecht University, Utrecht, The Netherlands
    Nat Chem Biol 5:308-16. 2009
  3. pmc Abscisic acid signaling in seeds and seedlings
    Ruth R Finkelstein
    Department of Molecular, Cellular, and Developmental Biology, University of California at Santa Barbara, Santa Barbara, CA 93106, USA
    Plant Cell 14:S15-45. 2002
  4. ncbi Inhibition of shoot branching by new terpenoid plant hormones
    Mikihisa Umehara
    RIKEN Plant Science Center, Tsurumi, Yokohama 230 0045, Japan
    Nature 455:195-200. 2008
  5. ncbi Strigolactone inhibition of shoot branching
    Victoria Gomez-Roldan
    Universite de Toulouse, UPS, CNRS, Surface Cellulaire et Signalisation chez les Végétaux, 24 Chemin de Borde Rouge, F 31326 Castanet Tolosan, France
    Nature 455:189-94. 2008
  6. ncbi Integration of plant responses to environmentally activated phytohormonal signals
    Patrick Achard
    John Innes Centre, Norwich NR4 7UJ, UK
    Science 311:91-4. 2006
  7. ncbi ABA induction of miR159 controls transcript levels of two MYB factors during Arabidopsis seed germination
    Jose L Reyes
    Laboratory of Plant Molecular Biology, The Rockefeller University, 1230 York Avenue, New York, NY 10021, USA
    Plant J 49:592-606. 2007
  8. ncbi The Arabidopsis GNOM ARF-GEF mediates endosomal recycling, auxin transport, and auxin-dependent plant growth
    Niko Geldner
    ZMBP, Entwicklungsgenetik, Universitat Tubingen, Auf der Morgenstelle 3, D 72076, Tubingen, Germany
    Cell 112:219-30. 2003
  9. pmc ETHYLENE RESPONSE FACTOR1 integrates signals from ethylene and jasmonate pathways in plant defense
    Oscar Lorenzo
    Departamento de Genética Molecular de Plantas, Centro Nacional de Biotecnología Consejo Superior de Investigaciones Científicas, Campus Universidad Autonoma, 28049 Madrid, Spain
    Plant Cell 15:165-78. 2003
  10. ncbi Seed dormancy and the control of germination
    William E Finch-Savage
    Warwick HRI, Warwick University, Wellesbourne, Warwick CV35 9EF, UK
    New Phytol 171:501-23. 2006

Detail Information

Publications301 found, 100 shown here

  1. ncbi Role of plant hormones in plant defence responses
    Rajendra Bari
    The Sainsbury Laboratory, John Innes Centre, Colney Lane, Norwich NR4 7UH, UK
    Plant Mol Biol 69:473-88. 2009
    ..Here, we review recent advances made in understanding the role of these hormones in modulating plant defence responses against various diseases and pests...
  2. ncbi Networking by small-molecule hormones in plant immunity
    Corné M J Pieterse
    Plant Microbe Interactions, Department of Biology, Faculty of Science, Utrecht University, Utrecht, The Netherlands
    Nat Chem Biol 5:308-16. 2009
    ..Pathogens, on the other hand, can manipulate the plant's defense signaling network for their own benefit by affecting phytohormone homeostasis to antagonize the host immune response...
  3. pmc Abscisic acid signaling in seeds and seedlings
    Ruth R Finkelstein
    Department of Molecular, Cellular, and Developmental Biology, University of California at Santa Barbara, Santa Barbara, CA 93106, USA
    Plant Cell 14:S15-45. 2002
  4. ncbi Inhibition of shoot branching by new terpenoid plant hormones
    Mikihisa Umehara
    RIKEN Plant Science Center, Tsurumi, Yokohama 230 0045, Japan
    Nature 455:195-200. 2008
    ..Thus, we propose that strigolactones act as a new hormone class-or their biosynthetic precursors-in regulating above-ground plant architecture, and also have a function in underground communication with other neighbouring organisms...
  5. ncbi Strigolactone inhibition of shoot branching
    Victoria Gomez-Roldan
    Universite de Toulouse, UPS, CNRS, Surface Cellulaire et Signalisation chez les Végétaux, 24 Chemin de Borde Rouge, F 31326 Castanet Tolosan, France
    Nature 455:189-94. 2008
    ..Furthermore, ccd8 mutants demonstrate the diverse effects of strigolactones in shoot branching, mycorrhizal symbiosis and parasitic weed interaction...
  6. ncbi Integration of plant responses to environmentally activated phytohormonal signals
    Patrick Achard
    John Innes Centre, Norwich NR4 7UJ, UK
    Science 311:91-4. 2006
    ..The growth restraint conferred by DELLA proteins is beneficial and promotes survival. We propose that DELLAs permit flexible and appropriate modulation of plant growth in response to changes in natural environments...
  7. ncbi ABA induction of miR159 controls transcript levels of two MYB factors during Arabidopsis seed germination
    Jose L Reyes
    Laboratory of Plant Molecular Biology, The Rockefeller University, 1230 York Avenue, New York, NY 10021, USA
    Plant J 49:592-606. 2007
    ..Our results suggest that ABA-induced accumulation of miR159 is a homeostatic mechanism to direct MYB33 and MYB101 transcript degradation to desensitize hormone signaling during seedling stress responses...
  8. ncbi The Arabidopsis GNOM ARF-GEF mediates endosomal recycling, auxin transport, and auxin-dependent plant growth
    Niko Geldner
    ZMBP, Entwicklungsgenetik, Universitat Tubingen, Auf der Morgenstelle 3, D 72076, Tubingen, Germany
    Cell 112:219-30. 2003
    ..Our results demonstrate that GNOM is required for the recycling of auxin transport components and suggest that ARF-GEFs regulate specific endosomal trafficking pathways...
  9. pmc ETHYLENE RESPONSE FACTOR1 integrates signals from ethylene and jasmonate pathways in plant defense
    Oscar Lorenzo
    Departamento de Genética Molecular de Plantas, Centro Nacional de Biotecnología Consejo Superior de Investigaciones Científicas, Campus Universidad Autonoma, 28049 Madrid, Spain
    Plant Cell 15:165-78. 2003
    ....
  10. ncbi Seed dormancy and the control of germination
    William E Finch-Savage
    Warwick HRI, Warwick University, Wellesbourne, Warwick CV35 9EF, UK
    New Phytol 171:501-23. 2006
    ..We argue that adaptation has taken place on a theme rather than via fundamentally different paths and identify similarities underlying the extensive diversity in the dormancy response to the environment that controls germination...
  11. pmc Ethylene-inducible DNA binding proteins that interact with an ethylene-responsive element
    M Ohme-Takagi
    Plant Molecular Biology Laboratory, National Institute of Bioscience and Human Technology, Ibaraki, Japan
    Plant Cell 7:173-82. 1995
    ..RNA gel blot analysis revealed that accumulation of mRNAs for EREBPs was induced by ethylene, but individual EREBPs exhibited different patterns of expression...
  12. pmc Transcriptional profiling reveals novel interactions between wounding, pathogen, abiotic stress, and hormonal responses in Arabidopsis
    Yong Hwa Cheong
    Department of Plant and Microbial Biology, University of California Berkeley, Berkeley, CA 94720, USA
    Plant Physiol 129:661-77. 2002
    ..These results further dissected the nature of mechanical wounding as a stress signal and identified new genes that may play a role in wounding and other signal transduction pathways...
  13. ncbi Gibberellin metabolism and its regulation
    Shinjiro Yamaguchi
    RIKEN Plant Science Center, Yokohama, Japan
    Annu Rev Plant Biol 59:225-51. 2008
    ....
  14. pmc Nuclear events in ethylene signaling: a transcriptional cascade mediated by ETHYLENE-INSENSITIVE3 and ETHYLENE-RESPONSE-FACTOR1
    R Solano
    Department of Biology, Plant Science Institute, University of Pennsylvania, Philadelphia, Pennsylvania 19104 6018 USA
    Genes Dev 12:3703-14. 1998
    ..The results demonstrate that the nuclear proteins EIN3 and ERF1 act sequentially in a cascade of transcriptional regulation initiated by ethylene gas...
  15. ncbi ABA perception and signalling
    Agepati S Raghavendra
    Department of Plant Sciences, School of Life Sciences, University of Hyderabad, Hyderabad, India
    Trends Plant Sci 15:395-401. 2010
    ..The protein phosphatases seem to function as coreceptors and their inactivation launches SNF1-type kinase action which targets ABA-dependent gene expression and ion channels...
  16. ncbi EIN2, a bifunctional transducer of ethylene and stress responses in Arabidopsis
    J M Alonso
    Plant Science Institute, Department of Biology, University of Pennsylvania, Philadelphia, PA 19104 6018, USA
    Science 284:2148-52. 1999
    ..EIN2 is thus recognized as a molecular link between previously distinct hormone response pathways. Plants may use a combinatorial mechanism for assessing various stresses by enlisting a common set of signaling molecules...
  17. pmc Autophagy negatively regulates cell death by controlling NPR1-dependent salicylic acid signaling during senescence and the innate immune response in Arabidopsis
    Kohki Yoshimoto
    RIKEN, Plant Science Center, Tsurumi ku, Yokohama, Japan
    Plant Cell 21:2914-27. 2009
    ..We also show that autophagy is induced by the SA agonist. These findings imply that plant autophagy operates a novel negative feedback loop modulating SA signaling to negatively regulate senescence and immunity-related PCD...
  18. ncbi The ethylene response factors SNORKEL1 and SNORKEL2 allow rice to adapt to deep water
    Yoko Hattori
    Bioscience and Biotechnology Center, Nagoya University, Nagoya 464 8601, Japan
    Nature 460:1026-30. 2009
    ..This discovery will contribute to rice breeding in lowland areas that are frequently flooded during the rainy season...
  19. ncbi Subcellular homeostasis of phytohormone auxin is mediated by the ER-localized PIN5 transporter
    Jozef Mravec
    Department of Plant Systems Biology, VIB and Department of Plant Biotechnology and Genetics, Ghent University, 9052 Gent, Belgium
    Nature 459:1136-40. 2009
    ....
  20. ncbi The role of nutrient availability in regulating root architecture
    José López-Bucio
    Departamento de Ingeniería Genética de Plantas, Centro de Investigacion y Estudios Avanzados del Instituto Politecnico Nacional, Unidad Irapuato, Apartado Postal 629, 36500 Irapuato, Guanajuato, Mexico
    Curr Opin Plant Biol 6:280-7. 2003
    ..The responses of root architecture to nutrients can be modified by plant growth regulators, such as auxins, cytokinins and ethylene, suggesting that the nutritional control of root development may ..
  21. ncbi A putative leucine-rich repeat receptor kinase involved in brassinosteroid signal transduction
    J Li
    Plant Biology Laboratory, The Salk Institute for Biological Studies, La Jolla, California 92037, USA
    Cell 90:929-38. 1997
    ..The extracellular domain contains 25 tandem leucine-rich repeats that resemble repeats found in animal hormone receptors, plant disease resistance genes, and genes involved in unknown signaling pathways controlling plant development...
  22. ncbi Molecular aspects of seed dormancy
    Ruth Finkelstein
    Department of Molecular, Cellular, and Developmental Biology, University of California, Santa Barbara, California 93106 9610, USA
    Annu Rev Plant Biol 59:387-415. 2008
    ..The net result is a slightly heterogeneous response, thereby providing more temporal options for successful germination...
  23. ncbi Auxin transport routes in plant development
    Jan Petrasek
    Institute of Experimental Botany, ASCR, Prague 6, Czech Republic
    Development 136:2675-88. 2009
    ..This activity crucially contributes to the correct setting of developmental cues in embryogenesis, organogenesis, vascular tissue formation and directional growth in response to environmental stimuli...
  24. ncbi d14, a strigolactone-insensitive mutant of rice, shows an accelerated outgrowth of tillers
    Tomotsugu Arite
    Ishikawa Prefectural University, Nonoichi, Ishikawa 921 8836, Japan
    Plant Cell Physiol 50:1416-24. 2009
    ..We propose that D14 functions downstream of strigolactone synthesis, as a component of hormone signaling or as an enzyme that participates in the conversion of strigolactones to the bioactive form...
  25. ncbi Leaf senescence
    Pyung Ok Lim
    Department of Science Education, Cheju National University Jeju, Jeju 690 756, Korea
    Annu Rev Plant Biol 58:115-36. 2007
    ....
  26. ncbi ABI5 acts downstream of ABI3 to execute an ABA-dependent growth arrest during germination
    Luis Lopez-Molina
    Laboratory of Plant Molecular Biology, Laboratory for Mass Spectrometry and Gaseous Ion Chemistry, The Rockefeller University, 1230 York Avenue, New York, NY 10021 6399, USA
    Plant J 32:317-28. 2002
    ..Although ABI5 is consistently located in the nucleus, chromosomal immunoprecipitation (ChIP) experiments revealed that ABA increases ABI5 occupancy on the AtEm6 promoter...
  27. ncbi Recent advances and emerging trends in plant hormone signalling
    Aaron Santner
    Molecular Kinetics Inc, 6201 La Pas Trail, Suite 160, Indianapolis, Indiana 46268, USA
    Nature 459:1071-8. 2009
    ..Strikingly, the ubiquitin-proteasome pathway plays a central part in most hormone-signalling pathways. In addition, recent studies confirm that hormone signalling is integrated at several levels during plant growth and development...
  28. pmc The roles of auxin response factor domains in auxin-responsive transcription
    Shiv B Tiwari
    Department of Biochemistry, University of Missouri, 117 Schweitzer Hall, Columbia, Missouri 65211, USA
    Plant Cell 15:533-43. 2003
    ..The auxin response is mediated by the recruitment of Aux/IAA proteins to promoters that contain a DNA binding protein with a Q-rich MR and an attached CTD...
  29. ncbi Indole-3-acetic acid in microbial and microorganism-plant signaling
    Stijn Spaepen
    Department of Microbial and Molecular Systems, Centre of Microbial and Plant Genetics, Heverlee, Belgium
    FEMS Microbiol Rev 31:425-48. 2007
    ..This review discusses past and recent data, and emerging views on IAA, a well-known phytohormone, as a microbial metabolic and signaling molecule...
  30. pmc The oxylipin signal jasmonic acid is activated by an enzyme that conjugates it to isoleucine in Arabidopsis
    Paul E Staswick
    Department of Agronomy and Horticulture, University of Nebraska, Lincoln, Nebraska 68583, USA
    Plant Cell 16:2117-27. 2004
    ..Plant hormone activation by conjugation to amino acids and the enzymes involved in their formation were previously unknown...
  31. pmc Derepression of ethylene-stabilized transcription factors (EIN3/EIL1) mediates jasmonate and ethylene signaling synergy in Arabidopsis
    Ziqiang Zhu
    College of Life Sciences, Peking University, Beijing 100871, China
    Proc Natl Acad Sci U S A 108:12539-44. 2011
    ....
  32. pmc The Arabidopsis mediator subunit MED25 differentially regulates jasmonate and abscisic acid signaling through interacting with the MYC2 and ABI5 transcription factors
    Rong Chen
    State Key Laboratory of Plant Genomics, National Centre for Plant Gene Research Beijing, Institute of Genetics and Developmental Biology, Chinese Academy of Sciences, Beijing 100101, China
    Plant Cell 24:2898-916. 2012
    ..These results highlight that the MED25 subunit of the Arabidopsis Mediator regulates a wide range of signaling pathways through selectively interacting with specific transcription factors...
  33. ncbi The AtGenExpress hormone and chemical treatment data set: experimental design, data evaluation, model data analysis and data access
    Hideki Goda
    RIKEN Plant Science Center, Tsurumi, Yokohama, Kanagawa 230 0045, Japan
    Plant J 55:526-42. 2008
    ..The data set presented here will be a versatile resource for future hormone studies, and constitutes a reference for genome-wide gene expression in Arabidopsis...
  34. ncbi Two-component circuitry in Arabidopsis cytokinin signal transduction
    I Hwang
    Department of Molecular Biology, Massachusetts General Hospital, Boston 02114, USA
    Nature 413:383-9. 2001
    ....
  35. pmc Characterization of JAZ-interacting bHLH transcription factors that regulate jasmonate responses in Arabidopsis
    Yajie Niu
    Institute of Biological Chemistry, Washington State University, Pullman, WA 99164 6340, USA
    J Exp Bot 62:2143-54. 2011
    ..2. Similar to MYC2, MYC4 negatively regulates expression of PDF1.2. Together, these results suggest that MYC3 and MYC4 are JAZ-interacting transcription factors that regulate JA responses...
  36. ncbi Molecular players regulating the jasmonate signalling network
    Oscar Lorenzo
    Departamento de Genética Molecular de Plantas, Centro Nacional de Biotecnologia CSIC, Campus Universidad Autonoma, 28049 Madrid, Spain
    Curr Opin Plant Biol 8:532-40. 2005
    ....
  37. ncbi Ethylene biosynthesis and action in tomato: a model for climacteric fruit ripening
    Lucille Alexander
    Plant Science Division, School of Biosciences, University of Nottingham, Sutton Bonington Campus, Loughborough LE12 5RD, UK
    J Exp Bot 53:2039-55. 2002
    ....
  38. ncbi Constitutive expression of ETHYLENE-RESPONSE-FACTOR1 in Arabidopsis confers resistance to several necrotrophic fungi
    Marta Berrocal-Lobo
    Laboratorio de Bioquimica y Biologia Molecular, Departamento de Biotecnología UPM, ETS Ingenieros Agronomos, 28040 Madrid, Spain
    Plant J 29:23-32. 2002
    ....
  39. pmc Jasmonate signaling: toward an integrated view
    Kemal Kazan
    Commonwealth Scientific and Industrial Research Organization Plant Industry, Queensland Bioscience Precinct, St Lucia, Queensland 4067, Australia
    Plant Physiol 146:1459-68. 2008
  40. pmc The angiosperm gibberellin-GID1-DELLA growth regulatory mechanism: how an "inhibitor of an inhibitor" enables flexible response to fluctuating environments
    Nicholas P Harberd
    Department of Plant Sciences, University of Oxford, Oxford OX1 3RB, United Kingdom
    Plant Cell 21:1328-39. 2009
    ..We also discuss the hypothesis that the GA-GID1-DELLA mechanism enables flowering plants to maintain transient growth arrest, giving them the flexibility to survive periods of adversity...
  41. ncbi Competitive canalization of PIN-dependent auxin flow from axillary buds controls pea bud outgrowth
    Jozef Balla
    Department of Plant Biology, Mendel University in Brno, Zemedelska 1, 613 00 Brno, Czech Republic
    Plant J 65:571-7. 2011
    ..These results support a model in which the apical and lateral auxin sources compete for primary channels of auxin transport in the stem to control the outgrowth of axillary buds...
  42. ncbi Evaluating auxin distribution in tomato (Solanum lycopersicum) through an analysis of the PIN and AUX/LAX gene families
    Richard J Pattison
    Boyce Thompson Institute for Plant Research, Ithaca, NY 14853, USA
    Plant J 70:585-98. 2012
    ....
  43. ncbi Auxin-dependent regulation of lateral root positioning in the basal meristem of Arabidopsis
    Ive De Smet
    Department of Plant Systems Biology, Flanders Interuniversity Institute for Biotechnology VIB, Ghent University, Technologiepark 927, B 9052 Gent, Belgium
    Development 134:681-90. 2007
    ..Third, auxin signaling in the basal meristem triggers pericycle cells for lateral root initiation prior to the action of INDOLE-3-ACETIC ACID14 (SOLITARY ROOT)...
  44. ncbi Genetics of Aux/IAA and ARF action in plant growth and development
    E Liscum
    Division of Biological Sciences, University of Missouri, Columbia 65211, USA
    Plant Mol Biol 49:387-400. 2002
    ..We will also discuss potential mechanisms for interactions between auxin and light response pathways that are suggested by these mutants...
  45. pmc BZR1 is a transcriptional repressor with dual roles in brassinosteroid homeostasis and growth responses
    Jun Xian He
    Department of Plant Biology, Carnegie Institution, Stanford, CA 94305, USA
    Science 307:1634-8. 2005
    ....
  46. ncbi Auxin receptors and plant development: a new signaling paradigm
    Keithanne Mockaitis
    Department of Biology, Indiana University, Bloomington, Indiana 47405, USA
    Annu Rev Cell Dev Biol 24:55-80. 2008
    ..Moreover, auxin receptor function is the first example of small-molecule regulation of an SCF ubiquitin ligase and may have important implications for studies of regulated protein degradation in other species, including animals...
  47. pmc PYR/PYL/RCAR family members are major in-vivo ABI1 protein phosphatase 2C-interacting proteins in Arabidopsis
    Noriyuki Nishimura
    Division of Biological Sciences, Cell and Developmental Biology Section and Center for Molecular Genetics, University of California, San Diego, 9500 Gilman Drive, La Jolla, CA 92093 0116, USA
    Plant J 61:290-9. 2010
    ....
  48. pmc Arabidopsis CYP707As encode (+)-abscisic acid 8'-hydroxylase, a key enzyme in the oxidative catabolism of abscisic acid
    Shigeki Saito
    Institute for Chemical Research, Kyoto University, Uji, Kyoto 611 0011, Japan
    Plant Physiol 134:1439-49. 2004
    ..These results establish that the CYP707A family plays a key role in regulating the ABA level through the 8'-hydroxylation of (+)-ABA...
  49. ncbi Activation of the ethylene gas response pathway in Arabidopsis by the nuclear protein ETHYLENE-INSENSITIVE3 and related proteins
    Q Chao
    Department of Biology, Plant Science Institute, University of Pennsylvania, Philadelphia 19104 6018, USA
    Cell 89:1133-44. 1997
    ..Overexpression of EIN3 or EIL1 in wild-type or ethylene-insensitive2 plants conferred constitutive ethylene phenotypes, indicating their sufficiency for activation of the pathway in the absence of ethylene...
  50. pmc Brassinosteroid signal transduction from cell-surface receptor kinases to nuclear transcription factors
    Tae Wuk Kim
    Department of Plant Biology, Carnegie Institution for Science, Stanford, CA 94305, USA
    Nat Cell Biol 11:1254-60. 2009
    ..This study establishes a fully connected BR signalling pathway and provides new insights into the mechanism of GSK3 regulation...
  51. pmc Genome-wide transcriptional analysis of grapevine berry ripening reveals a set of genes similarly modulated during three seasons and the occurrence of an oxidative burst at vèraison
    Stefania Pilati
    Department of Genetics and Molecular Biology IASMA Research Center, Via E, Mach 1, 38010 S, Michele a Adige TN, Italy
    BMC Genomics 8:428. 2007
    ..Despite this relevance, little is known about the transcriptional changes and the regulatory circuits underlying the biochemical and physical changes occurring during berry development...
  52. ncbi Expression profiling reveals COI1 to be a key regulator of genes involved in wound- and methyl jasmonate-induced secondary metabolism, defence, and hormone interactions
    Alessandra Devoto
    School of Biological Sciences, University of East Anglia, NR4 7TJ, Norwich, UK
    Plant Mol Biol 58:497-513. 2005
    ..These results indicate that COI1 plays a pivotal role in wound- and JA signalling...
  53. ncbi Ethylene: a gaseous signal molecule in plants
    A B Bleecker
    Departments of Botany and Genetics, University of Wisconsin, Madison, Wisconsin 53706 1381, USA
    Annu Rev Cell Dev Biol 16:1-18. 2000
    ..Biotechnological modifications of ethylene synthesis and of sensitivity to ethylene are promising methods to prevent spoilage of agricultural products such as fruits, whose ripening is induced by ethylene...
  54. pmc Molecular characterization of Rht-1 dwarfing genes in hexaploid wheat
    Stephen Pearce
    Rothamsted Research, Harpenden, Hertfordshire AL5 2JQ, UK
    Plant Physiol 157:1820-31. 2011
    ....
  55. ncbi A rice orthologue of the ABA receptor, OsPYL/RCAR5, is a positive regulator of the ABA signal transduction pathway in seed germination and early seedling growth
    Hyunmi Kim
    Department of Bio crop development, National Academy of Agricultural Science, Rural Development Administration, Suwon, 441 707, Korea
    J Exp Bot 63:1013-24. 2012
    ..This study provides substantial contributions toward understanding the ABA signal transduction pathway in rice...
  56. ncbi Defining auxin response contexts in plant development
    Martin Kieffer
    Centre for Plant Science, Faculty of Biological Sciences, University of Leeds, Leeds LS2 9JT, UK
    Curr Opin Plant Biol 13:12-20. 2010
    ....
  57. ncbi Progress studies of drought-responsive genes in rice
    Toto Hadiarto
    Indonesian Center for Agricultural Biotechnology and Genetic Resources Research and Development, Jl Tentara Pelajar 3A, Bogor, Indonesia
    Plant Cell Rep 30:297-310. 2011
    ..It is hoped that by understanding how rice responds to drought, crop performance can be stabilized and protected under water deficit conditions...
  58. pmc Strigolactones are transported through the xylem and play a key role in shoot architectural response to phosphate deficiency in nonarbuscular mycorrhizal host Arabidopsis
    Wouter Kohlen
    Laboratory of Plant Physiology, Wageningen University, 6708 PB Wageningen, The Netherlands
    Plant Physiol 155:974-87. 2011
    ..Together, these results show that xylem-transported strigolactones contribute to the regulation of shoot architectural response to phosphate-limiting conditions...
  59. pmc Physiological effects of the synthetic strigolactone analog GR24 on root system architecture in Arabidopsis: another belowground role for strigolactones?
    Carolien Ruyter-Spira
    Laboratory of Plant Physiology, Wageningen University, 6700 AR Wageningen, The Netherlands
    Plant Physiol 155:721-34. 2011
    ..We postulate that the tightly balanced auxin-strigolactone interaction is the basis for the mechanism of the regulation of the plants' root-to-shoot ratio...
  60. pmc Mechanisms of cross talk between gibberellin and other hormones
    David Weiss
    Robert H Smith Institute of Plant Sciences and Genetics in Agriculture, Faculty of Agricultural, Food and Environmental Quality Sciences, Hebrew University of Jerusalem, Rehovot, Israel
    Plant Physiol 144:1240-6. 2007
  61. pmc Auxin acts as a local morphogenetic trigger to specify lateral root founder cells
    Joseph G Dubrovsky
    Instituto de Biotecnologia, Universidad Nacional Autonoma de Mexico, Apartado Postal 510 3, Cuernavaca, 62250, Morelos, Mexico
    Proc Natl Acad Sci U S A 105:8790-4. 2008
    ..Thus, auxin is the local instructive signal that is sufficient for acquisition of founder cell identity and can be considered a morphogenetic trigger in postembryonic plant organogenesis...
  62. pmc Phosphate availability alters architecture and causes changes in hormone sensitivity in the Arabidopsis root system
    José López-Bucio
    Departamento de Ingeniería Genética de Plantas, Centro de Investigacion y de Estudios Avanzados del Instituto Politecnico Nacional, Unidad Irapuato, Apartado Postal 629, 36500 Irapuato, Guanajuato, Mexico
    Plant Physiol 129:244-56. 2002
    ..These results suggest that in Arabidopsis, auxin sensitivity may play a fundamental role in the modifications of root architecture by P availability...
  63. pmc The jasmonate pathway mediates salt tolerance in grapevines
    Ahmed Ismail
    Karlsruhe Institute of Technology, Karlsruhe, Germany
    J Exp Bot 63:2127-39. 2012
    ..The data are discussed in terms of a model where salt stress signalling acts as a default pathway whose readout is modulated by a parallel signal chain triggered by biotic factors downstream of jasmonate signalling...
  64. pmc Global analysis of della direct targets in early gibberellin signaling in Arabidopsis
    Rodolfo Zentella
    Department of Biology, Duke University, Durham, North Carolina 27708, USA
    Plant Cell 19:3037-57. 2007
    ..In addition, one of the putative DELLA targets, XERICO, promotes accumulation of abscisic acid (ABA) that antagonizes GA effects. Therefore, DELLA may restrict GA-promoted processes by modulating both GA and ABA pathways...
  65. ncbi Cytokinin action in plant development
    Tomáš Werner
    Institute of Biology Applied Genetics, Dahlem Centre of Plant Sciences DCPS, Freie Universitat Berlin, Albrecht Thaer Weg 6, D 14195 Berlin, Germany
    Curr Opin Plant Biol 12:527-38. 2009
    ..We review recent progress in understanding the cytokinin system and its links to the regulatory pathways that respond to internal and external signals...
  66. pmc The Jasmonate-ZIM-domain proteins interact with the WD-Repeat/bHLH/MYB complexes to regulate Jasmonate-mediated anthocyanin accumulation and trichome initiation in Arabidopsis thaliana
    Tiancong Qi
    School of Life Sciences, Tsinghua University, Beijing, China
    Plant Cell 23:1795-814. 2011
    ....
  67. ncbi Brassinosteroids rescue the deficiency of CYP90, a cytochrome P450, controlling cell elongation and de-etiolation in Arabidopsis
    M Szekeres
    Institute of Plant Biology, Hungarian Academy of Sciences, Szeged, Hungary
    Cell 85:171-82. 1996
    ..Brassinosteroids also compensate for different cell elongation defects of Arabidopsis det, cop, fus, and axr2 mutants, indicating that these steroids play an essential role in the regulation of plant development...
  68. pmc Ethylene interacts with abscisic acid to regulate endosperm rupture during germination: a comparative approach using Lepidium sativum and Arabidopsis thaliana
    Ada Linkies
    University of Freiburg, Faculty of Biology, Institute for Biology II, Botany Plant Physiology, D 79104 Freiburg, Germany
    Plant Cell 21:3803-22. 2009
    ..Endosperm cap weakening and rupture are promoted by ethylene and inhibited by ABA to regulate germination in a process conserved across the Brassicaceae...
  69. ncbi Two novel GPCR-type G proteins are abscisic acid receptors in Arabidopsis
    Sona Pandey
    Biology Department, 208 Mueller Laboratory, Penn State University, University Park, PA 16802, USA
    Cell 136:136-48. 2009
    ..We propose that GTG proteins function both as a new type of G protein and as a class of membrane-localized ABA receptors...
  70. ncbi The auxin influx carrier LAX3 promotes lateral root emergence
    Kamal Swarup
    School of Biosciences and Centre for Plant Integrative Biology, University of Nottingham, LE12 5RD, UK
    Nat Cell Biol 10:946-54. 2008
    ..Increased LAX3 activity reinforces the auxin-dependent induction of a selection of cell-wall-remodelling enzymes, which are likely to promote cell separation in advance of developing lateral root primordia...
  71. pmc Antagonistic interaction between systemic acquired resistance and the abscisic acid-mediated abiotic stress response in Arabidopsis
    Michiko Yasuda
    Plant Acquired Immunity Research Unit, Advanced Science Institute, RIKEN, Wako, Saitama 351 0198, Japan
    Plant Cell 20:1678-92. 2008
    ..Therefore, our data have revealed that antagonistic crosstalk occurs at multiple steps between the SA-mediated signaling of SAR induction and the ABA-mediated signaling of environmental stress responses...
  72. ncbi The growing world of expansins
    Daniel J Cosgrove
    Department of Biology, Pennsylvania State University, University Park, PA 16802, USA
    Plant Cell Physiol 43:1436-44. 2002
    ..Expansin-like proteins have also been identified in bacteria and fungi, where they may aid microbial invasion of the plant body...
  73. pmc Functional analysis of AHK1/ATHK1 and cytokinin receptor histidine kinases in response to abscisic acid, drought, and salt stress in Arabidopsis
    Lam Son Phan Tran
    Biological Resources Division, Japan International Research Center for Agricultural Sciences, Tsukuba, Ibaraki 305 8686, Japan
    Proc Natl Acad Sci U S A 104:20623-8. 2007
    ..component systems play important roles in signal transduction in response to environmental stimuli and plant growth regulators. Arabidopsis contains six nonethylene receptor histidine kinases, and, among them, AHK1/ATHK1, AHK2, AHK3,..
  74. ncbi Hormone balance and abiotic stress tolerance in crop plants
    Zvi Peleg
    Department of Plant Sciences, University of California Davis, CA 95616, USA
    Curr Opin Plant Biol 14:290-5. 2011
    ....
  75. ncbi Auxin-induced fruit-set in tomato is mediated in part by gibberellins
    Juan Carlos Serrani
    Instituto de Biología Molecular y Celular de Plantas Universidad Politécnica de Valencia CSIC, Valencia, Spain
    Plant J 56:922-34. 2008
    ..The expression of diverse Aux/indole-3-acetic acid (IAA) and auxin response factors, which may be involved in this effect of auxin, was also altered in 2,4-D-induced ovaries...
  76. pmc Contribution of strigolactones to the inhibition of tiller bud outgrowth under phosphate deficiency in rice
    Mikihisa Umehara
    RIKEN Plant Science Center, 1 7 22 Suehiro cho, Tsurumi ku, Yokohama, 230 0045 Japan
    Plant Cell Physiol 51:1118-26. 2010
    ....
  77. pmc The SCF(COI1) ubiquitin-ligase complexes are required for jasmonate response in Arabidopsis
    Linghui Xu
    Institute of Biotechnology Research, Chinese Academy of Agricultural Sciences, Beijing 100081, China
    Plant Cell 14:1919-35. 2002
    ..These results suggest that the COI1-mediated JA response is dependent on the SCF(COI1) complexes in Arabidopsis and that the AXR1-dependent modification of the AtCUL1 subunit of SCF(COI1) complexes is important for JA signaling...
  78. ncbi Hormonal control of the shoot stem-cell niche
    Zhong Zhao
    Department of Stem Cell Biology, University of Heidelberg, D 69120 Heidelberg, Germany
    Nature 465:1089-92. 2010
    ..Our results provide a mechanistic framework for hormonal control of the apical stem-cell niche and demonstrate how root and shoot stem-cell systems differ in their response to phytohormones...
  79. ncbi Strigolactones enhance competition between shoot branches by dampening auxin transport
    Scott Crawford
    Department of Biology, University of York, York, UK
    Development 137:2905-13. 2010
    ....
  80. ncbi A brassinosteroid transcriptional network revealed by genome-wide identification of BESI target genes in Arabidopsis thaliana
    Xiaofei Yu
    Department of Genetics, Development and Cell Biology, Iowa State University, Ames, IA 50011, USA
    Plant J 65:634-46. 2011
    ..Our results thus provide a global view of BR regulated gene expression and a GRN that guides future studies in understanding BR-regulated plant growth...
  81. pmc Brassinosteroid-mediated stress tolerance in Arabidopsis shows interactions with abscisic acid, ethylene and salicylic acid pathways
    Uday K Divi
    Department of Biology, University of Western Ontario, London, ON N6A5B7, Canada
    BMC Plant Biol 10:151. 2010
    ..Since BR interacts with other plant hormones, it is likely that the stress tolerance conferring ability of BR lies in part in its interactions with other stress hormones...
  82. ncbi Gibberellin biosynthesis and signalling during development of the strawberry receptacle
    Fabiana Csukasi
    Instituto de Hortofruticultura Subtropical y Mediterranea, Universidad de Málaga Consejo Superior de Investigaciones Científicas IHSM UMA CSIC, Departamento de Biologia Molecular y Bioquimica, Malaga, Spain
    New Phytol 191:376-90. 2011
    ..This study thus reveals key elements of GA responses in strawberry and points to a critical role for GA in the development of the receptacle...
  83. pmc Gibberellin acts through jasmonate to control the expression of MYB21, MYB24, and MYB57 to promote stamen filament growth in Arabidopsis
    Hui Cheng
    Institute of Molecular and Cell Biology, Agency for Science, Technology and Research, Proteos, Singapore
    PLoS Genet 5:e1000440. 2009
    ..Therefore, we have established a hierarchical relationship between GA and JA in that modulation of JA pathway by GA is one of the prerequisites for GA to regulate the normal stamen development in Arabidopsis...
  84. ncbi A conditionally fertile coi1 allele indicates cross-talk between plant hormone signalling pathways in Arabidopsis thaliana seeds and young seedlings
    Christine Ellis
    School of Biological Sciences, University of East Anglia, Norwich, NR4 7TJ, UK
    Planta 215:549-56. 2002
    ..We have used coi1-16 seeds to define novel interactions between JA and other hormone signalling pathways in seed germination and in the development of young seedlings...
  85. ncbi Ethylene signaling and response: where different regulatory modules meet
    Anna N Stepanova
    Department of Genetics, North Carolina State University, Raleigh, NC 27695, USA
    Curr Opin Plant Biol 12:548-55. 2009
    ..Tissue-specific regulation of auxin biosynthesis, transport, and response by ethylene is emerging as a key element in this signal integration process...
  86. ncbi Hormone interactions in stomatal function
    Biswa R Acharya
    Biology Department, Pennsylvania State University, 208 Mueller Laboratory, University Park, PA 16802, USA
    Plant Mol Biol 69:451-62. 2009
    ..Here, we discuss the roles of different phytohormones and the effects of their interactions on guard cell physiology and function...
  87. pmc 'Evidence of an auxin signal pathway, microRNA167-ARF8-GH3, and its response to exogenous auxin in cultured rice cells'
    Ji Hyun Yang
    Department of Biological Science and the Basic Science Research Institute, Sungkyunkwan University, Suwon, Korea 440 746
    Nucleic Acids Res 34:1892-9. 2006
    ....
  88. ncbi Cytokinins and plant immunity: old foes or new friends?
    Jaemyung Choi
    Department of Life Sciences, Pohang University of Science and Technology, Korea
    Trends Plant Sci 16:388-94. 2011
    ..Here, we discuss how plant- and pathogen-derived cytokinins inversely affect the plant defense response. In addition, we consider the molecular mechanisms underlying plant-derived cytokinin action in plant immunity...
  89. pmc The pea TCP transcription factor PsBRC1 acts downstream of Strigolactones to control shoot branching
    Nils Braun
    Institut Jean Pierre Bourgin, INRA UMR1318 INRA AgroParisTech, F 78000 Versailles, France
    Plant Physiol 158:225-38. 2012
    ..This phenotype indicates a localized regulation of branching at these nodes specific to pea...
  90. pmc Highly sensitive and high-throughput analysis of plant hormones using MS-probe modification and liquid chromatography-tandem mass spectrometry: an application for hormone profiling in Oryza sativa
    Mikiko Kojima
    RIKEN Plant Science Center, Tsurumi, Yokohama, Japan
    Plant Cell Physiol 50:1201-14. 2009
    ..Combining the results of hormone profiling data with transcriptome data in the gibberellin signaling mutants allows us to analyze relationships between changes in gene expression and hormone metabolism...
  91. ncbi N-glucosylation of cytokinins by glycosyltransferases of Arabidopsis thaliana
    Bingkai Hou
    CNAP, Department of Biology, University of York, York YO10 5DD, United Kingdom
    J Biol Chem 279:47822-32. 2004
    ..The role of the N-glucosyltransferases in cytokinin metabolism is discussed...
  92. pmc FINE CULM1 (FC1) works downstream of strigolactones to inhibit the outgrowth of axillary buds in rice
    Kosuke Minakuchi
    Graduate School of Agriculture and Life Sciences, University of Tokyo, Yayoi, Bunkyo, Tokyo, 113 8657 Japan
    Plant Cell Physiol 51:1127-35. 2010
    ..On the other hand, the expression level of FC1 is negatively regulated by cytokinin treatment. We propose that FC1 acts as an integrator of multiple signaling pathways and is essential to the fine-tuning of shoot branching in rice...
  93. ncbi AtMKK1 mediates ABA-induced CAT1 expression and H2O2 production via AtMPK6-coupled signaling in Arabidopsis
    Yu Xing
    Department of Biology, Hong Kong Baptist University, Hong Kong, China
    Plant J 54:440-51. 2008
    ..The data suggest AtMKK1-AtMPK6 to be a key module in an ABA-dependent signaling cascade causing H(2)O(2) production and stress responses...
  94. pmc The ubiquitin-proteasome system regulates plant hormone signaling
    Aaron Santner
    Molecular Kinetics, Inc, 6201 La Pas Trail, Suite 160, Indianapolis, IN 46268, USA
    Plant J 61:1029-40. 2010
    ..It is certain that additional functions will be discovered as more of the nearly 1200 potential E3s in plants are elucidated...
  95. pmc Structural requirements of strigolactones for hyphal branching in AM fungi
    Kohki Akiyama
    Graduate School of Life and Environmental Sciences, Osaka Prefecture University, 1 1 Gakuen cho, Nakaku, Sakai, Osaka, 599 8531 Japan
    Plant Cell Physiol 51:1104-17. 2010
    ..These structural requirements in AM fungi are very similar but not identical to those observed in root parasitic weeds, especially with respect to the enol ether bridge in the C-D part...
  96. ncbi The involvement of auxin in the ripening of climacteric fruits comes of age: the hormone plays a role of its own and has an intense interplay with ethylene in ripening peaches
    Livio Trainotti
    Dipartimento di Biologia, Universita di Padova, Via G Colombo 3, I 35131 Padova, Italy
    J Exp Bot 58:3299-308. 2007
    ..This study has also demonstrated the existence of an important cross-talk between auxin and ethylene, with genes in the auxin domain regulated by ethylene and genes in the ethylene domain regulated by auxin...
  97. ncbi Gibberellin-induced DELLA recognition by the gibberellin receptor GID1
    Kohji Murase
    Structural Biology Laboratory, Nara Institute of Science and Technology, 8916 5 Takayama, Ikoma, Nara 630 0192, Japan
    Nature 456:459-63. 2008
    ..Our results establish a structural model of a plant hormone receptor that is distinct from the mechanism of the hormone perception and effector recognition of the known auxin receptors...
  98. pmc A morning-specific phytohormone gene expression program underlying rhythmic plant growth
    Todd P Michael
    Plant Biology Laboratory, The Salk Institute for Biological Studies, La Jolla, California, USA
    PLoS Biol 6:e225. 2008
    ..This temporal integration of hormone pathways allows plants to fine tune phytohormone responses for seasonal and shade-appropriate growth regulation...
  99. pmc Regulatory features underlying pollination-dependent and -independent tomato fruit set revealed by transcript and primary metabolite profiling
    Hua Wang
    Universite de Toulouse, Institut National Polytechnique Ecole Nationale Superieure Agronomique Toulouse, Génomique et Biotechnologie des Fruits, Castanet Tolosan F 31326, France
    Plant Cell 21:1428-52. 2009
    ..The combined results allow a far greater comprehension of the regulatory and metabolic events controlling early fruit development both in the presence and absence of pollination/fertilization...
  100. ncbi Regulation of brassinosteroid signaling by a GSK3/SHAGGY-like kinase
    Jianming Li
    Department of Molecular, Cellular, and Developmental Biology, University of Michigan, Ann Arbor, MI 48109 1048, USA
    Science 295:1299-301. 2002
    ..In contrast, reduced BIN2 expression via cosuppression partially rescues a weak BR-signaling mutation. Thus, BIN2 acts as a negative regulator to control steroid signaling in plants...
  101. ncbi Jasmonates: structural requirements for lipid-derived signals active in plant stress responses and development
    Claus Wasternack
    Department of Natural Product Biotechnology, Leibniz Institute of Plant Biochemistry, Weinberg 3, Halle Saale, Germany
    ACS Chem Biol 5:63-77. 2010
    ..For key enzymes of JA biosynthesis the crystal structures have been established, allowing insight into the mechanisms of catalysis and modes of substrate binding that lead to formation of stereospecific products...

Research Grants10

  1. MOLECULAR GENETIC STUDIES OF PLANT STEROID SIGNALING
    Jianming Li; Fiscal Year: 2008
    ....
  2. MEMBRANE FUNCTION IN MUTANTS OF CAENORHABDITIS ELEGANS
    John Browse; Fiscal Year: 2004
    ..Quantitative measures of low-temperature performance and thermotolerance of the range of desaturase mutants will be correlated with fatty acid composition and measurements of membrane fluidity. ..
  3. Vernalization a cold-induced regulatory network establishing cellular memory
    Richard M Amasino; Fiscal Year: 2010
    ..A general understanding of epigenetic regulation in a range of multi-cellular organisms should ultimately contribute to the development of strategies to treat disease states. ..
  4. FUNCTIONAL ANALYSIS OF MAIZE GROUP-1 POLLEN ALLERGENS
    Daniel Cosgrove; Fiscal Year: 2004
    ..Finally, we will leverage the insights gained from analysis of Zea ml to study the function of group-Il and group-Ill grass pollen allergens, which show significant sequence similarity with the carboxy terminus of group-I allergens. ..
  5. Molecular Mechanisms of Natural Variation in Arabidopsis
    Joanne Chory; Fiscal Year: 2008
    ..thaliana. These studies will set the stage for future, larger-scale investigations. ..
  6. RTE, a plant growth gene with a conserved role in metals
    Caren Chang; Fiscal Year: 2009
    ..The elucidation of RTE function should have a direct impact on understanding the processes of metal homeostasis for the benefit of human health. ..
  7. Interaction of auxin and abscisic acid signaling
    LUCIA STRADER; Fiscal Year: 2007
    ..By studying and cloning suppresors, as well as identifying IBR5 substrates, a more in-depth understanding of auxin and ABA cross-talk will be gained. ..
  8. Gene Silencing in Repressor of Silencing Mutants
    PAUL VERSLUES; Fiscal Year: 2007
    ..Second, newly isolated mutants that suppress the gene silencing phenotype of ros1 will be characterized using similar methods as applied to ros2 and ros3. ..
  9. Posttranscriptional control of meristem development
    KATHRYN BARTON; Fiscal Year: 2006
    ..Finally, we will perform experiments to determine to what degree PNH and AGO functions differ from one another and what gene or protein sequences are responsible for this specificity. ..
  10. Cell Fate Decision by CLV1 in Shoot Apical Meristem
    Xiang Qu; Fiscal Year: 2007
    ..unreadable] [unreadable]..