A. Symbioses (Phenomenology and Phylogeny)

   Epi- / Endocytobionts in Protists

Chair: J.H.P. Hackstein (Nijmegen) / K.P. Chang (Chicago)

• Bernard, C. and Fenchel, T. (Kingswood, Australia / Helsingør, Denmark)
  Strombidium purpureum Kahl, an anaerobic ciliate with endosymbiotic purple non-sulphur bacteria

• Brigge, T., Lehmann, H., Goertz, H.D. (Stuttgart, Germany)
  Characterization of genes involved in the endonuclear infection process of Holospora obtusa

• Ito, H., Lu, H.-G., Yadava, N., Sassa, S., Chang, K.-P. (Chicago, USA / New York, USA)
  Endosymbiosis of ß-Proteobacteria with trypanosomatid protozoa: Genetic rescue of host defects in heme biosynthesis pathway

• van Hoek, A.H.A.M., van Alen, T.A., Hackstein, J.H.P., Vogels, G.D. (Nijmegen, The Netherlands)
  Intestinal ciliates of cockroaches and their methanogenic endosymbionts: Evolutionary aspects

• Chai, J. and Lee, J.J. (Chicago, USA)
  Establishment of diatom endosymbiosis in Amphistegina lobifera

• Rosati, G. and Verni, F. (Pisa, Italy)
  The ciliate Euplotidium itoi and its episymbionts (epixenosomes) influence each other
   

  Poster Presentation:

• Karajan, B. and Raikov I. (Saint-Petersburg, Russia)
  Effect of unfavourable enviromental factors on alga-containing and alga-free Climacostomum virens

• Potekhin, A., Brigge T., Rautian M. (Saint-Petersburg, Russia / Stuttgart, Germany)
  Genetic consequences of the intranuclear symbiosis Paramecium-Holospora analyzed by PFGE

• Vishniakov A., Skoblo I., Rodionova G. (Saint-Petersburg, Russia)
  New motile intranuclear symbionts of ciliate