Dipartimento Etologia, Ecologia ed Evoluzione, Laboratorio di Protistologia, Universita di Pisa, Italy.
Faculty of Biology, University of Milan, Italy.
University of Geneva, Switzerland. Project: "Molecular systematics of amoeboid protists".
Centre of Ecology and Hydrobiology, Windermere, UK. Project: "Ubiquitous dispersal of free-living microbial species: testing the hypothesis in freshwater and marine environments".
Institute of Freshwater Ecology, UK. University of Oxford, UK. Projects: "Biodiversity, culturability and molecular probes for in situ identification of freshwater gymnamoebae - new tools to allow simple and accurate identification of amoeboid protists for ecological studies", “The program of Cercomonadae investigation”.
Marine Biological Laboratory, University of Copenhagen, Denmark.
Tjarno Marine Biological Laboratory of Stockholm and Gotheborg Universities, Stromstad, Sweden.
Spezielle Zoologie, Technical University of Drezden, Germany.
Institut für Geowissenschaften, Christian-Albrechts-Universität zu Kiel, Germany. Project: Reproductive patterns of cheilostomatide bryozoans and their possible evolutionary implications.
University of Tubingen, Tubingen, Germany
University of North Carolina. Laboratory of Ecophysiology. Charlotte, NC, US.
University of Tromso, Tromso, Norway. Project: Marine Climate and Ecosystems in the Seasonal Ice Zone (MACESIZ).