P Elomaa

Summary

Affiliation: University of Helsinki
Country: Finland

Publications

  1. pmc Integration of reproductive meristem fates by a SEPALLATA-like MADS-box gene
    Anne Uimari
    Institute of Biotechnology, University of Helsinki, P O Box 56, FIN 00014 Helsinki, Finland
    Proc Natl Acad Sci U S A 101:15817-22. 2004
  2. pmc Analysis of the floral transcriptome uncovers new regulators of organ determination and gene families related to flower organ differentiation in Gerbera hybrida (Asteraceae)
    Roosa A E Laitinen
    Department of Applied Biology, FIN 00014 University of Helsinki, Helsinki, Finland
    Genome Res 15:475-86. 2005
  3. pmc Characterization of SQUAMOSA-like genes in Gerbera hybrida, including one involved in reproductive transition
    Satu Ruokolainen
    Gerbera Laboratory, Department of Agricultural Sciences, University of Helsinki, Finland
    BMC Plant Biol 10:128. 2010
  4. pmc Large scale interaction analysis predicts that the Gerbera hybrida floral E function is provided both by general and specialized proteins
    Satu Ruokolainen
    Gerbera Laboratory, Department of Applied Biology PO Box 27, Latokartanonkaari 7, FIN 00014 University of Helsinki, Finland
    BMC Plant Biol 10:129. 2010
  5. pmc Gibberellin mediates daylength-controlled differentiation of vegetative meristems in strawberry (Fragaria x ananassa Duch)
    Timo Hytönen
    Department of Applied Biology, PO Box 27, FI 00014 University of Helsinki, Helsinki, Finland
    BMC Plant Biol 9:18. 2009
  6. pmc Identification of flowering genes in strawberry, a perennial SD plant
    Katriina Mouhu
    Millennium Nucleus in Plant Cell Biotechnology MN PCB, Santiago, Chile
    BMC Plant Biol 9:122. 2009
  7. ncbi request reprint A bHLH transcription factor mediates organ, region and flower type specific signals on dihydroflavonol-4-reductase (dfr) gene expression in the inflorescence of Gerbera hybrida (Asteraceae)
    P Elomaa
    Institute of Biotechnology, University of Helsinki, Finland
    Plant J 16:93-9. 1998
  8. pmc Patterns of MADS-box gene expression mark flower-type development in Gerbera hybrida (Asteraceae)
    Roosa A E Laitinen
    Department of Applied Biology, P O Box 27, 00014 University of Helsinki, Finland
    BMC Plant Biol 6:11. 2006
  9. pmc Activation of anthocyanin biosynthesis in Gerbera hybrida (Asteraceae) suggests conserved protein-protein and protein-promoter interactions between the anciently diverged monocots and eudicots
    Paula Elomaa
    Department of Applied Biology, PO Box 27, University of Helsinki, Helsinki FIN 00014, Finland
    Plant Physiol 133:1831-42. 2003
  10. pmc GRCD1, an AGL2-like MADS box gene, participates in the C function during stamen development in Gerbera hybrida
    M Kotilainen
    Institute of Biotechnology, University of Helsinki, P O Box 56, FIN 00014 Helsinki, Finland
    Plant Cell 12:1893-902. 2000

Collaborators

Detail Information

Publications19

  1. pmc Integration of reproductive meristem fates by a SEPALLATA-like MADS-box gene
    Anne Uimari
    Institute of Biotechnology, University of Helsinki, P O Box 56, FIN 00014 Helsinki, Finland
    Proc Natl Acad Sci U S A 101:15817-22. 2004
    ..quot; This extended regulatory network has not been elaborated in the model plant systems, which have a floral design and inflorescence-determinacy state that obscures these relationships...
  2. pmc Analysis of the floral transcriptome uncovers new regulators of organ determination and gene families related to flower organ differentiation in Gerbera hybrida (Asteraceae)
    Roosa A E Laitinen
    Department of Applied Biology, FIN 00014 University of Helsinki, Helsinki, Finland
    Genome Res 15:475-86. 2005
    ..We demonstrate here the usability of the gerbera microarray as a reliable new tool for identifying novel genes related to specific biological questions and for large-scale gene expression analysis...
  3. pmc Characterization of SQUAMOSA-like genes in Gerbera hybrida, including one involved in reproductive transition
    Satu Ruokolainen
    Gerbera Laboratory, Department of Agricultural Sciences, University of Helsinki, Finland
    BMC Plant Biol 10:128. 2010
    ..The high number of SQUAMOSA-like genes in Gerbera compared to other model species raised the question as to whether they may relate to Gerbera's complex inflorescence structure and whether or not a homeotic A function is present...
  4. pmc Large scale interaction analysis predicts that the Gerbera hybrida floral E function is provided both by general and specialized proteins
    Satu Ruokolainen
    Gerbera Laboratory, Department of Applied Biology PO Box 27, Latokartanonkaari 7, FIN 00014 University of Helsinki, Finland
    BMC Plant Biol 10:129. 2010
    ....
  5. pmc Gibberellin mediates daylength-controlled differentiation of vegetative meristems in strawberry (Fragaria x ananassa Duch)
    Timo Hytönen
    Department of Applied Biology, PO Box 27, FI 00014 University of Helsinki, Helsinki, Finland
    BMC Plant Biol 9:18. 2009
    ..Formation of crown branches is a prerequisite for satisfactory flowering because inflorescences are formed from the apical meristems of the crown...
  6. pmc Identification of flowering genes in strawberry, a perennial SD plant
    Katriina Mouhu
    Millennium Nucleus in Plant Cell Biotechnology MN PCB, Santiago, Chile
    BMC Plant Biol 9:122. 2009
    ..The comparison of everbearing and short-day genotypes of wild strawberry could facilitate our understanding of fundamental molecular mechanisms regulating perennial growth cycle in plants...
  7. ncbi request reprint A bHLH transcription factor mediates organ, region and flower type specific signals on dihydroflavonol-4-reductase (dfr) gene expression in the inflorescence of Gerbera hybrida (Asteraceae)
    P Elomaa
    Institute of Biotechnology, University of Helsinki, Finland
    Plant J 16:93-9. 1998
    ....
  8. pmc Patterns of MADS-box gene expression mark flower-type development in Gerbera hybrida (Asteraceae)
    Roosa A E Laitinen
    Department of Applied Biology, P O Box 27, 00014 University of Helsinki, Finland
    BMC Plant Biol 6:11. 2006
    ..Here, we provide comparative staging of ray and disc flower development and microarray screening for differentially expressed genes, accomplished via microdissection of hundreds of coordinately developing flower primordia...
  9. pmc Activation of anthocyanin biosynthesis in Gerbera hybrida (Asteraceae) suggests conserved protein-protein and protein-promoter interactions between the anciently diverged monocots and eudicots
    Paula Elomaa
    Department of Applied Biology, PO Box 27, University of Helsinki, Helsinki FIN 00014, Finland
    Plant Physiol 133:1831-42. 2003
    ....
  10. pmc GRCD1, an AGL2-like MADS box gene, participates in the C function during stamen development in Gerbera hybrida
    M Kotilainen
    Institute of Biotechnology, University of Helsinki, P O Box 56, FIN 00014 Helsinki, Finland
    Plant Cell 12:1893-902. 2000
    ..We propose that a heterodimer between the GRCD1 and GAGA1/2 gene products is needed to fulfill the C function in whorl 3 in Gerbera...
  11. pmc Duplication and functional divergence in the chalcone synthase gene family of Asteraceae: evolution with substrate change and catalytic simplification
    Y Helariutta
    Institute of Biotechnology, University of Helsinki, Finland
    Proc Natl Acad Sci U S A 93:9033-8. 1996
    ..H., Jr., Huttley, G. A. & Clegg, M. T. (1995) Proc. Natl. Acad. Sci. USA 92, 3338-3342], our study confirms a gene duplication-based model that explains how various related functions have arisen from CHS during plant evolution...
  12. pmc A TCP domain transcription factor controls flower type specification along the radial axis of the Gerbera (Asteraceae) inflorescence
    Suvi K Broholm
    Department of Applied Biology, P O Box 27, University of Helsinki, Helsinki FIN 00014, Finland
    Proc Natl Acad Sci U S A 105:9117-22. 2008
    ....
  13. pmc Functional characterization of B class MADS-box transcription factors in Gerbera hybrida
    Suvi K Broholm
    Department of Applied Biology, PO Box 27, University of Helsinki, FIN 00014 Finland
    J Exp Bot 61:75-85. 2010
    ..Similarly to its relatives in petunia and tomato, the expression pattern and transgenic phenotypes indicate that GDEF1 is not involved in determination of petal identity, but has a redundant role in regulating stamen development...
  14. pmc Identification of target genes for a MYB-type anthocyanin regulator in Gerbera hybrida
    Roosa A E Laitinen
    Department of Applied Biology, PO Box 27, 00014 University of Helsinki, Finland
    J Exp Bot 59:3691-703. 2008
    ....
  15. ncbi request reprint Chalcone synthase-like genes active during corolla development are differentially expressed and encode enzymes with different catalytic properties in Gerbera hybrida (Asteraceae)
    Y Helariutta
    Institute of Biotechnology, University of Helsinki, Finland
    Plant Mol Biol 28:47-60. 1995
    ..The data indicate that it represents a new member in the large superfamily of chs and chs-related genes...
  16. ncbi request reprint Mining plant diversity: Gerbera as a model system for plant developmental and biosynthetic research
    Teemu H Teeri
    Gerbera Laboratory, Department of Applied Biology, University of Helsinki, Finland
    Bioessays 28:756-67. 2006
    ..With powerful reverse genetics methods, a large collection of EST sequences and a new cDNA microarray, Gerbera has become a model plant of the sunflower family...
  17. ncbi request reprint Reproductive meristem fates in Gerbera
    Teemu H Teeri
    Gerbera Laboratory, Department of Applied Biology, PO Box 27, 00014 University of Helsinki, Finland
    J Exp Bot 57:3445-55. 2006
    ..Although these phenomena have not been directly observed in Arabidopsis, the integrative role of the SEPALLATA function in reproductive meristem development may be general for all flowering plants...
  18. ncbi request reprint Transcriptional analysis of petal organogenesis in Gerbera hybrida
    Roosa A E Laitinen
    Department of Applied Biology, University of Helsinki, P O Box 27, 00014 Helsinki, Finland
    Planta 226:347-60. 2007
    ..Moreover, constitutive expression of late petal specific genes indicates that they participate in petal organogenesis throughout the development and they are not involved in stage specific switch points...
  19. ncbi request reprint Expression of xyloglucan endotransglycosylases of Gerbera hybrida and Betula pendula in Pichia pastoris
    Jaana H Toikkanen
    VTT, Technical Research Centre of Finland, P O Box 1000, FI 02044 VTT, Finland
    J Biotechnol 130:161-70. 2007
    ..Production was highest in TLFB in complex medium. BXET was purified from the culture filtrate and characterized. Based on the specific activity of the purified protein, 60-70 mg l(-1) BXET was produced in the TLFB in complex medium...