Stefan Geimer

Summary

Affiliation: University of Cologne
Country: Germany

Publications

  1. ncbi The ultrastructure of the Chlamydomonas reinhardtii basal apparatus: identification of an early marker of radial asymmetry inherent in the basal body
    Stefan Geimer
    Botanisches Institut, Universitat zu Koln, Gyrhofstrasse 15, 50931 Koln, Germany
    J Cell Sci 117:2663-74. 2004
  2. ncbi In vivo localization of centrin in the green alga Chlamydomonas reinhardtii
    Nayma E Ruiz-Binder
    Universitaet zu Koeln, Botanisches Institut I, Koeln, Germany
    Cell Motil Cytoskeleton 52:43-55. 2002
  3. ncbi Chlororespiration and grana hyperstacking: how an Arabidopsis double mutant can survive despite defects in starch biosynthesis and daily carbon export from chloroplasts
    Rainer E Häusler
    Universitat zu Koln, Botanisches Institut, D 50931 Cologne, Germany
    Plant Physiol 149:515-33. 2009
  4. ncbi The Microtubule plus end-tracking protein EB1 is localized to the flagellar tip and basal bodies in Chlamydomonas reinhardtii
    Lotte B Pedersen
    Department of Molecular, Cellular, and Developmental Biology, Yale University, New Haven, CT 06520, USA
    Curr Biol 13:1969-74. 2003
  5. ncbi Chlamydomonas IFT172 is encoded by FLA11, interacts with CrEB1, and regulates IFT at the flagellar tip
    Lotte B Pedersen
    Department of Molecular, Cellular, and Developmental Biology, Yale University, New Haven, CT 06520, USA
    Curr Biol 15:262-6. 2005
  6. ncbi Chlamydomonas DIP13 and human NA14: a new class of proteins associated with microtubule structures is involved in cell division
    Frank Pfannenschmid
    , , 93040 Regensburg, Germany
    J Cell Sci 116:1449-62. 2003
  7. ncbi Centrin scaffold in Chlamydomonas reinhardtii revealed by immunoelectron microscopy
    Stefan Geimer
    Universitat Bayreuth, Biologie Elektronenmikroskopie NW I B 1, Universitätsstr 30, D 95447 Bayreuth, Germany
    Eukaryot Cell 4:1253-63. 2005
  8. ncbi Proteomic analysis of the eyespot of Chlamydomonas reinhardtii provides novel insights into its components and tactic movements
    Melanie Schmidt
    Institute of Biology, Friedrich-Alexander-University, D-91058 Erlangen, Germany
    Plant Cell 18:1908-30. 2006
  9. ncbi Intraflagellar transport (IFT) cargo: IFT transports flagellar precursors to the tip and turnover products to the cell body
    Hongmin Qin
    MCDB Dept, Yale University, New Haven, CT 06520, USA
    J Cell Biol 164:255-66. 2004
  10. ncbi Prohibitins control cell proliferation and apoptosis by regulating OPA1-dependent cristae morphogenesis in mitochondria
    Carsten Merkwirth
    Institute for Genetics, Centre for Molecular Medicine, University of Cologne, 50674 Cologne, Germany
    Genes Dev 22:476-88. 2008

Collaborators

  • Peter Dormann
  • J L Rosenbaum
  • Lotte B Pedersen
  • Wallace Marshall
  • DOUGLAS COLE
  • Thomas Langer
  • R D Sloboda
  • Melanie Weigand
  • Rainer E Häusler
  • Carsten Merkwirth
  • Ulf Ingo Flügge
  • Jessica L Feldman
  • Melanie Schmidt
  • Patrycja Niewiadomski
  • Hongmin Qin
  • Frank Pfannenschmid
  • Nayma E Ruiz-Binder
  • Hans Henning Kunz
  • Kirsten Bell
  • Jessica Schmitz
  • Andre Guballa
  • Sonja Hetfeld
  • Benedikt Westermann
  • Sascha Dargazanli
  • F Thomas Wunderlich
  • Takashi Tatsuta
  • Ari Waisman
  • Jürgen Christoph von Kleist-Retzow
  • Beatrix Löwer
  • Tobias Reissenweber
  • Nicole Eitzinger
  • Ines Heiland
  • Monika Fiedler
  • Gunther Gessner
  • Marc Kaminski
  • Volker Wagner
  • Maria Mittag
  • Georg Kreimer
  • Matthias Luff
  • Olga Voytsekh
  • Burkhard Schulz
  • Karsten Fischer
  • Silke Knappe
  • Ulrike S Unte
  • Mario G Rosso
  • Peter Ache
  • Anja Schneider
  • Dennis R Diener
  • Andreas Leiherer
  • Katrin Haller
  • Rosa-Maria Rios
  • Verena C Wimmer
  • Wolfgang Mages
  • Michael Melkonian

Detail Information

Publications13

  1. ncbi The ultrastructure of the Chlamydomonas reinhardtii basal apparatus: identification of an early marker of radial asymmetry inherent in the basal body
    Stefan Geimer
    Botanisches Institut, Universitat zu Koln, Gyrhofstrasse 15, 50931 Koln, Germany
    J Cell Sci 117:2663-74. 2004
    ....
  2. ncbi In vivo localization of centrin in the green alga Chlamydomonas reinhardtii
    Nayma E Ruiz-Binder
    Universitaet zu Koeln, Botanisches Institut I, Koeln, Germany
    Cell Motil Cytoskeleton 52:43-55. 2002
    ..The distance between the spots increases as the cells progress through anaphase and then decreases during telophase. GFP is a useful tool to study dynamic processes in the cytoskeleton of C. reinhardtii...
  3. ncbi Chlororespiration and grana hyperstacking: how an Arabidopsis double mutant can survive despite defects in starch biosynthesis and daily carbon export from chloroplasts
    Rainer E Häusler
    Universitat zu Koln, Botanisches Institut, D 50931 Cologne, Germany
    Plant Physiol 149:515-33. 2009
    ....
  4. ncbi The Microtubule plus end-tracking protein EB1 is localized to the flagellar tip and basal bodies in Chlamydomonas reinhardtii
    Lotte B Pedersen
    Department of Molecular, Cellular, and Developmental Biology, Yale University, New Haven, CT 06520, USA
    Curr Biol 13:1969-74. 2003
    ..This depletion of CrEB1 is accompanied by a dramatic accumulation of IFT particle polypeptides near the flagellar tip...
  5. ncbi Chlamydomonas IFT172 is encoded by FLA11, interacts with CrEB1, and regulates IFT at the flagellar tip
    Lotte B Pedersen
    Department of Molecular, Cellular, and Developmental Biology, Yale University, New Haven, CT 06520, USA
    Curr Biol 15:262-6. 2005
    ..Therefore, IFT172 is involved in the control of flagellar assembly/disassembly at the tip...
  6. ncbi Chlamydomonas DIP13 and human NA14: a new class of proteins associated with microtubule structures is involved in cell division
    Frank Pfannenschmid
    , , 93040 Regensburg, Germany
    J Cell Sci 116:1449-62. 2003
    ..Thus, DIP13/NA14 could represent the founding members of a new class of highly conserved proteins that are associated with microtubule structures...
  7. ncbi Centrin scaffold in Chlamydomonas reinhardtii revealed by immunoelectron microscopy
    Stefan Geimer
    Universitat Bayreuth, Biologie Elektronenmikroskopie NW I B 1, Universitätsstr 30, D 95447 Bayreuth, Germany
    Eukaryot Cell 4:1253-63. 2005
    ..Taken together, these results suggest a role for a rotationally asymmetric centrin "seed" in the growth and development of the centrin scaffold following replication of the basal apparatus...
  8. ncbi Proteomic analysis of the eyespot of Chlamydomonas reinhardtii provides novel insights into its components and tactic movements
    Melanie Schmidt
    Institute of Biology, Friedrich-Alexander-University, D-91058 Erlangen, Germany
    Plant Cell 18:1908-30. 2006
    ..In addition, we show that silencing of CK1 results in severe disturbances in hatching, flagellum formation, and circadian control of phototaxis...
  9. ncbi Intraflagellar transport (IFT) cargo: IFT transports flagellar precursors to the tip and turnover products to the cell body
    Hongmin Qin
    MCDB Dept, Yale University, New Haven, CT 06520, USA
    J Cell Biol 164:255-66. 2004
    ..These studies indicate that one of the main roles of IFT in flagellar assembly and maintenance is to transport axonemal proteins in and out of the flagellum...
  10. ncbi Prohibitins control cell proliferation and apoptosis by regulating OPA1-dependent cristae morphogenesis in mitochondria
    Carsten Merkwirth
    Institute for Genetics, Centre for Molecular Medicine, University of Cologne, 50674 Cologne, Germany
    Genes Dev 22:476-88. 2008
    ..Our results therefore assign an essential function for the formation of mitochondrial cristae to prohibitins and suggest a coupling of cell proliferation to mitochondrial morphogenesis...
  11. ncbi The mother centriole plays an instructive role in defining cell geometry
    Jessica L Feldman
    Department of Biochemistry and Biophysics, University of California San Francisco, San Francisco, California, United States of America
    PLoS Biol 5:e149. 2007
    ..The genes documented here that are required for proper centriole positioning may represent a new class of ciliary disease genes, defects in which would be expected to cause disorganized ciliary position and impaired function...
  12. ncbi Dissecting the molecular mechanisms of intraflagellar transport in chlamydomonas
    Lotte B Pedersen
    Institute of Molecular Biology and Physiology, University of Copenhagen, DK 2100 Copenhagen, Denmark
    Curr Biol 16:450-9. 2006
    ..Most of the components of the IFT system have been identified and characterized, but the mechanisms by which these different components are coordinated and regulated at the flagellar base and tip are unclear...
  13. ncbi The Arabidopsis plastidic glucose 6-phosphate/phosphate translocator GPT1 is essential for pollen maturation and embryo sac development
    Patrycja Niewiadomski
    Botanisches Institut der Universitat zu Koln, D 50931 Köln, Germany
    Plant Cell 17:760-75. 2005
    ..We suggest that loss of GPT1 function results in disruption of the oxidative pentose phosphate cycle, which in turn affects fatty acid biosynthesis...