VAAM-Tagung

“Symbiotic Interactions”

Organizers: Ute Hentschel and Andreas Schwiertz

Thursday, Oct 7th, 2010, Hörsaal A101, Biozentrum am Hubland, Uni Würzburg Session I: Immunity and Host Development (Chair: M. Kaltenpoth, Jena) 09:00-09:30 Andreas Vilcinskas, Gießen: Insect biotechnology: exploring insects and their symbionts as a source for new antibiotics and enzymes 09:30-09:45 Gabriele Pradel, Würzburg: Mating in the mosquito midgut: sexual reproduction of Malaria parasites 09:45-10:00 Heike Feldhaar, Osnabrück: Evolutionary ecology of the Camponotus-Blochmannia symbiosis 10:00-10:15 Carolin Ratzka, Würzburg: Preliminary characterization of the immune response of the ant Camponotus floridanus 10:15-10:30 Claire Thompson, Marburg: The cockroach gut as a gnotobiotic model 10:30-11:00 Coffee break Session II: Signaling and Communication (Chair: H.P. Fiedler, Tübingen) 11:00-11:30 Dieter Spiteller, Jena: Synergism and antagonism in microbial communities in the nests of leaf cutting ants 11:30-11:45 Mika Tarkka, Halle: Protectors against the mold: streptomyces associated with ectomycorrhizal basidiomycetes are strong inhibitors of the mycoparasite Sepedonium (Ascomycota) 11:45-12:00 Johan Garderes, Mainz: New insights into the relationship between the marine sponge S. domuncula and its symbiotic bacteria: A cross-kingdom molecular dialog? 12:00-12:15 Cristian Gurgui, Bonn: Developing a metagenomic toolbox to study origin and biosynthesis of polyketides from sponge-microbial consortia 12:15-12:30 Kamel Shaker, Jena: Bioactive metabolites from the sponge Suberea sp. 12:30-13:30 Lunch at the Hubland Mensa Session III: Recognition and Colonisation (Chair: A. Schwiertz, Herborn) 13:30-14:00 Klaus Brehm, Würzburg: Hormonal host-parasite cross-communication in helminth infections 14:00-14:15 Ulrich Hildebrandt, Würzburg: The impact of cuticular wax components on the prepenetration processes of the powdery mildew fungus Blumeria graminis 14:15-14:30 Michael Schmid, München: Evidence for a natural plant habitat of human pathogenic bacteria 14:30-14:45 Richard Splivallo, Göttingen: Diversity and volatile organic compound production capacity of the truffle associated bacteria 14:45-15:00 Iris Maldener, Tübingen: A cell wall amidase, AmiC2, is a novel morphogene for the development of multicellularity in the symbiotic cyanobacterium Nostoc punctiforme 15:00-15:30 Coffee break 15:30-16:15 Rene Augustin, Kiel: Exploring interkingdom communication in the basal metazoan Hydra. Key Note Speaker 16:15-17:45 Poster session 19:00 Conference dinner at the Bürgerspital

Friday, Oct 8th, 2010, Hörsaal A101, Biozentrum am Hubland, Uni Würzburg Session IV: Symbiont Specificity and Diversity (Chair: A. Brune, Marburg) 9:00-9:30 Susanne Schmitt, Würzburg: Symbiont biogeography and the core microbial community in marine sponges 9:30-9:45 Klementyna Karlinska, München: Phylogenetic diversity of microbial symbionts in the coralline sponge Astrosclera willeyana from distant geographical regions (Red Sea-Egypt versus Great Barrier Reef-Australia) 9:45-10:00 Hilde Angermeier, Würzburg: The pathology of sponge orange band disease affecting the Caribbean barrel sponge Xestospongia muta 10:00-10:15 Sven Hammann, Kiel: Multilateral co-evolution of symbionts and hosts: physiological causes and ecological consequences of host-symbiont specificity 10:15-10:30 Karina van der Heijden, Bremen: Biogeography of hydrothermal vent symbioses 10:30-11:00 Coffee break Session V: Metabolism and Function (Chair: S. Schmitt, Würzburg) 11:00-11:30 Andreas Brune, Marburg: Lignocellulose digestion in termite guts: a tripartite symbiosis 11:30-11:45 Cecilia Wentrup, Bremen: A symbiosis fueled by carbon monoxide: novel insights in the microbial community of a gutless marine worm 11:45-12:00 Judith Zimmermann, Bremen: Discovery and characterisation of vestimentiferan tubeworm symbiosis from a hydrothermal vent in the wider Atlantic 12:00-12:15 Jan Bauermeister, Göttingen: A chemosynthetic ectosymbiosis from a hypogenic cave system 12:15-12:30 Kristina Bayer, Würzburg: Metabolic interactions between sponges and their symbiotic microbial consortia 12:30-13:30 Lunch at the Hubland Mensa

Session VI: Symbiosis Factors (Chair: R. Gross, Würzburg) 13:30-14:00 Rosalia Deeken, Würzburg: The battle between Agrobacterium tumefaciens and the plant host 14:00-14:15 Theresa Dinse, Bremen: Interactions between diazotrophic endophytes, Azoarcus sp. BH72, and rice 14:15-14:30 Harald Gruber-Vodicka, Wien: Mermaids and holobionts in shallow water sands 14:30-14:45 Ulrich Kürn, Kiel: The Hydra virissima holobiont: towards understanding a complex team of players 14:45-15:00 Thomas Penz, Wien: The genome of the amoeba symbiont “Candidatus amoebophilus asiaticus” shows a unique enrichment of proteins harboring eukaryotic domains and a putative prophage possibly used for host cell interaction 15:00-15:10 Concluding Remarks End of meeting

Guest are welcome. Attendance is free of charge.

Best wishes from the organizing team.