Monday, August 20, 2018

12:00 – 13:00


13:00 – 13:10

Welcome address

Johanna Eleonore Weber, Rector of the University of Greifswald

Environmental microbiomes

Chair: Thomas Schweder

13:10 – 13:35

Jörg Overmann, DSMZ, Braunschweig, Germany

The untapped microbial diversity

13:35 – 14:00

Ute Hentschel Humeida, GEOMAR, Kiel, Germany

Exploring microbial dark matter in marine sponge symbioses

14:00 – 14:25

Daniel L. Distel, Ocean Genome Legacy Center, Northeastern University, Nahant, MA, USA

Cellulose, Sulfur and Shipworms

14:25 – 14:50

Jillian Petersen, University of Vienna, Austria

Chemosynthetic symbioses in marine bivalves – Getting to the bottom of microbe-host relationships

14:50 – 15:20

Coffee break

Key microorganisms

Chair: Rudolf Amann

15:20 – 15:45

Meinhard Simon, University of Oldenburg, Germany

Ecological significance, biogeography and physiology of the Roseobacter group in pelagic systems

15:45 – 16:10

Christian Jogler, Radboud University Nijmegen, The Netherlands

Planctomycetes after the paradigm shift – more exciting than ever

16:10 – 16:35

Phillip Pope, Norwegian University of Life Sciences, Ås, Norway

Multi-omics and the challenge of bringing uncultured microbes to “life”

16:35 – 17:00

André Scheffel, Max-Planck-Institute of Molecular Plant Physiology, Potsdam-Golm, Germany

Unusual polysaccharides in coccolithophores – What are they good for?

Powertalks (presenting selected posters)

17:00 – 17:30

Julia C. Engelmann, NIOZ Royal Netherlands Institute for Sea Research, Texel, The Netherlands

Predicting causal dependencies between marine microbes

Anneke Heins, Max-Planck-Institute for Marine Microbiology, Bremen, Germany

Comparison of separation techniques to obtain marine particle-associated bacteria

Doreen Schultz, University of Greifswald, Germany

Establishment of a metaproteomics pipeline to unravel the mechanisms of polysaccharide degradation of particle-associated microbial communities

María Teresa Camarena Gómez, University of Helsinki, Finnish Environment Institute, Helsinki, Finland

Marine bacterioplankton metabolism and dynamics shaped by phytoplankton spring bloom communities

Andreas Sichert, MARUM, University of Bremen, Germany

Marine Verrucomicrobia have a mega plasmid with the polysaccharide utilization pathway to digest recalcitrant sulfated fucans

Luca Zoccarato, Department Experimental Limnology, Leibniz Institute of Freshwater Ecology and Inland Fisheries (IGB), Stechlin, Germany

Whole genome comparative analysis uncover possible gene modules involved in host-bacteria interactions

17:30 – 18:00

Coffee break

18:00 – 19:10

Eric Martens, University of Michigan Medical School, Ann Arbor, MI, USA

Gut bacterial degradation of dietary fiber: terrestrial fruits and vegetables and genetic upgrades for marine algae

Public evening talk within the frame of the MIMAS2 symposium and as part of the lecture series “Molecular basics of life”

Chair: Thomas Schweder

19:10 – 21:30

Poster session / Cheese & Wine



Tuesday, August 21, 2018

Proteogenomics of marine polysaccharide utilization

Chair: Jan-Hendrik Hehemann

08:30 – 08:50

Bernhard Fuchs, Max-Planck-Institute for Marine Microbiology, Bremen, Germany

Who, when and why: marine Flavobacteria as specialists for phytoplankton degradation

08:50 – 09:10

Ben Francis, Max-Planck-Institute for Marine Microbiology, Bremen, Germany

Monitoring of diversity, and prediction of function of the free-living bacterioplankton during North Sea spring blooms using metagenomics

09:10 – 09:30

Dörte Becher, University of Greifswald, Germany

Metaproteomics of diatom driven spring blooms

09:30 – 09:50

Marie-Katherin Zühlke, University of Greifswald, Germany

Laminarin utilization strategies of marine flavobacteria during microalgal blooms

09:50 – 10:10

Lukas Reisky, University of Greifswald, Germany

The ulvan utilization pathway of Formosa agariphila

10:10 – 10:30

Craig S. Robb, MARUM, University of Bremen, Germany

Structure and function of a carbohydrate active P450

10:30 – 11:00

Coffee break

Proteogenomics of marine polysaccharide utilization

Chair: Uwe Bornscheuer

11:00 – 11:25

Jan-Hendrik Hehemann, MARUM, University of Bremen, Germany

Slow food or fast food? – Enzymatic degradation of algal

polysaccharides in the ocean

11:25 – 11:50

Carol Arnosti, University of North Carolina at Chapel Hill, NC, USA

Selfish, sharing, and cheating bacteria: A new view of carbon cycling in the ocean

11:50 – 12:15

Mirjam Czjzek, Station Biologique de Roscoff, France

Biochemical and functional dissection of carrageenan catabolism in marine heterotrophic bacteria

12:15 – 12:40

François Thomas, Station Biologique de Roscoff, France

What a difference a gene makes – Degradation of brown algae by Zobellia galactanivorans

12:40 – 14:00


Chemosynthesis-based ecosystems

Chair: Kathrin Riedel

14:00 – 14:25

Stefan Sievert, WHOI, MA, USA

Activities and productivity of the subseafloor biosphere at deep-sea hot springs

14:25 – 14:50

Dimitri Kalenitchenko, The Arctic University of Norway, Tromsø, Norway

Wood falls, ephemeral deep sea benthic ecosystem transformed by microbes that are ultra-rare in seawater

14:50 – 15:15

Klaus Jürgens, Leibniz Institute for Baltic Sea Research, Warnemünde, Germany

Microbial communities and their role in biogeochemical processes in marine oxygen depletion zones: examples from the Baltic and Black Sea

15:15 – 15:40

Stephanie Markert, Institute of Marine Biotechnology, Greifswald, Germany

Marine thiotrophic symbioses – examined by physiological proteomics

15:40 – 16:00

Tjorven Hinzke, Institute of Marine Biotechnology, Greifswald, Germany

The big picture in small molecules: Interactions in the Riftia symbiosis on the protein level

16:00 – 16:30

Coffee break

Microbial interactions

Chair: Bernhard Fuchs

16:30 – 16:50

Tobias Viehböck, University of Vienna, Austria

STILBONOMICS – omics insights into the physiology of symbiotic marine nematodes

16:50 – 17:10

Federico Baltar, University of Vienna, Austria

Watch Out for the “Living Dead”: Cell-Free Enzymes and Their Fate

17:10 – 17:30

Silvia Vidal-Melgosa, Max-Planck-Institute for Marine Microbiology, Bremen, Germany

Uncovering fluctuations of marine polysaccharides during a phytoplankton bloom

17:30 – 17:50

Sonja Oberbeckmann, Leibniz Institute for Baltic Sea Research, Warnemünde, Germany

Diversity, function and relevance of microplastic biofilms in the Baltic Sea

17:50 – 18:00

Catherine Gérikas Ribeiro, Station Biologique de Roscoff, France

Small eukaryotic phytoplankton communities off Brazil are dominated by symbioses between Haptophyta and nitrogen-fixing cyanobacteria

18:00 – 18:10

Nina Heinzmann, Max-Planck-Institute for Marine Microbiology, Bremen, Germany

Phages are a mortality factor of bacterial key groups during a spring bloom

18:10 – 18:20

Emma Gibbin, École Polytechnique Fédérale de Lausanne, Switzerland

Carbon partitioning in the coral-dinoflagellate symbiosis during Pocillopora damicornis-Vibrio coralliilyticus infection

18:20 – 18:30

Mauro Celussi, Oceanography Division, Trieste, Italy

Links between microbial processing of organic matter and the thermohaline and productivity features of a temperate prodelta (Po river, Adriatic Sea)


Conference Dinner (Theatercafé)



Wednesday, August 22, 2018

Marine microbial metabolic networks

Chair: Thomas Schweder

08:30 – 08:55

Hans-Peter Grossart, Leibniz-Institute of Freshwater Ecology and Inland Fisheries, Stechlin, Germany

Dynamics of bacteria-phytoplankton interactions and their ecological consequences

08:55 – 09:20

Thorsten Dittmar, University of Oldenburg, Germany

Modeling the long-term fate of marine dissolved organic matter through a network of compounds and bacteria

09:20 – 09:45

Matthias Wietz, University of Oldenburg, Germany

Bacterial adaptations to the degradation of algal polysaccharide mixtures on cellular and community level

09:45 – 10:10

Irene Wagner-Döbler, Technical University of Braunschweig, Germany 

Loss or horizontal transfer? The evolution of photosynthesis in Rhodobacteraceae

10:10 – 10:40

Coffee break

Plant-bacteria interactions

Chair: Rudi Amann

10:40 – 11:05

Mia Bengtsson, University of Greifswald, Germany

Algal-bacterial relationships in the microbial jungle: Inferring microbial interactions via community dynamics in biofilms and open water

11:05 – 11:30

Noa Barak-Gavish, Weizmann Institute of Science, Rehovot, Israel

Bacterial virulence against an oceanic bloom-forming phytoplankter is mediated by algal DMSP

11:30 – 11:55

Rebecca J. Case, University of Alberta, Canada

Do small bioactive molecules play a role in Phaeobacter inhibens pathogenesis – A role for T4SS and its candidate effectors

11:55 – 12:20

Deniz Tasdemir, GEOMAR, Kiel, Germany

The chemical signatures of microbial interactions: Comparative metabolomics and application potential

12:20 – 13:30

Farewell coffee

End of Symposium