Georgios Tsiamis

Assistant Prof. of Enviromental Microbiology
Phone: +30 264107-4149
E-mail: gtsiamis [at] upatras [dot] gr
Short CV
Member of the Molecular Genetics and Microbiology Group: from genes and genomes to organisms and applications Research Group


Undergraduated Studies: Technological Educational Institute of Thessaloniki, Honours degree in Agriculture (1991)
Postgraduated Studies: Department of Biology, Wye College, University of London (1997)
Ph.D. Thesis: Analysis of an avirulence gene from Pseudomonas syringae pv. phaseolicola that determines cultivar specificity towards Phaseolus vulgaris L
Supervisor: Prof. John W. Mansfield

Publications: Googlescholar

Publications Scopus:66, h=22, citations>2800


  • Mansfield, J.W.; Tsiamis, G.; Puri, ; Bennett, M.; Jenner, C.; Stevens, C.; Teverson, D.; Lyons, N.; Taylor, J. (1996). “Analysis of gene-for-gene interactions between Pseudomonas syringae pv. phaseolicola and Phaseolus” In Pseudomonas syringae pathovars and related pathogens., K. Rudolph, T.J. Burr, J.W. Mansfield, D. Stead, A. Vivian, and J. Kietzell, eds., Kluwer Academic Publishers, The Netherlands
  • Jackson, R.W.; Tsiamis, G.; Athanassopoulos, E.; Mansfield, J.W.; Grant, M.; Sesma. A.; Arnold, D.L.; Gibbon, M.J.; Murillo, J.; Taylor, J.; Vivian, A. (2000). “Genes for virulence on a pathogenicity island in the bean pathogen Pseudomonas syringae pv. phaseolicola: How do they work? In Biology of plant-micrtobe interactions vol.2 , De Wit P.J.G.M.; Bisseling, T.; Stiekema, W.J., eds., Ιnternational society for Molecular Plant-Microbe Interactions, USA
  • Jackson, R.W.; Ortiz-Barredo, A.; Tsiamis, G.; Butcher, D.; Wharton, B.; Mansfield, J.W.; Murillo, J.; Arnold, D.L.; Vivian, A. (2001) Distribution and characterisation of vir gene homologues in Pseudomonas syringae pathovars. In Proceedings of the 10th International Conference on Plant Pathogenic Bacteria, Boer, S.H. eds., Kluwer Academic Publishers, Boston


Selected Publications

  • Tekerlekopoulou, G. Tsiamis, K. Bourtzis and D. Vayenas (2010). The effect of carbon source on microbial community structure and Cr(VI) reduction rate. Biotechnology and Bioengineering 107: 478-487.
  • M. Andreou, P. Delipetrou, C. Kadis, G. Tsiamis, K. Bourtzis and K. Georghiou (2011). An integrated approach for the conservation of threatened plants: the case of Arabis kennedyae. Acta Oecologica 37: 239-248.
  • Antonis A. Augustinos, Diego Santos-Garcia; Eva Dionyssopoulou, Marta Moreira, Aristeidis Papapanagiotou, Marios Scarvelakis, Vangelis Doudoumis, Silvia Ramos, Antonio F. Aguiar, Paulo A.V. Borges, Manhaz Khadem, Amparo Latorre, George Tsiamis, Kostas Bourtzis (2011) Detection and Characterization of Wolbachia Infections in Natural Populations of Aphids: Is the Hidden Diversity Fully Unraveled? PLoS One 6(12): e28695
  • Vangelis Doudoumis, George Tsiamis, Florence Wamwiri, Corey Brelsfoard, Uzma Alam, Emre Aksoy, Stelios Dalaperas, Adly Abd-Alla, Johnson Ouma, Peter Takac, Serap Aksoy and Kostas Bourtzis (2012) Detection and characterization of Wolbachia infections in laboratory and natural populations of different species of tsetse (genus Glossina). BMC Microbiology 12: S3
  • Elena Drosopoulou, George Tsiamis, Maria Mavropoulou, Spiros Vittas, Kostas A. Katselidis, Gail Schofield, Danai Palaiologou, Tasos Sartsidis, Kostas Bourtzis, John Pantis and Zacharias G. Scouras (2012) The complete mitochondrial genome of the loggerhead turtle Caretta caretta (Testudines:Cheloniidae): Genome description and phylogenetic considerations. Mitochondrial DNA 23: 1-12
  • Katerina Katsaveli, Dimitris Vayenas, George Tsiamis, Kostas Bourtzis (2012) Bacterial Diversity in Cr(VI) and Cr(III)-contaminated industrial wastewaters. Extremophiles doi:10.1007/s00792-012-0429-0
  • Tsiamis G, Tzagkaraki G, Chamalaki A, Xypteras N, Andersen G, Vayenas D, Bourtzis K (2012) Olive-Mill wastewater bacterial communities display a cultivar specific profile. Current Microbiology 64(2): 197-203


Research Interests

  • Study of the microbial diversity in extreme environments using omic technologies
  • Use of Single Cell Genomics to access the metabolic diversity found in microorganisms
  • Designing and developing new tools for the study of the bacterial diversity
  • Bioenergy
  • Biotechnological applications
  • Detection of GMOs and pathogens
  • Plant – microbe interactions with main focus in the evolution of pathogenicity and virulence factors that lead to the development of disease



Environmental Microbiology
Molecular biology
Biochemistry - Biotechnology
Genomics - Metagenomics


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