Cristiana Callieri
 Permanent senior researcher

cristiananewContact: This email address is being protected from spambots. You need JavaScript enabled to view it.
+39 0323 518321 (Telephone)
+39 0323 556513 (Fax)
Field of interest: Aquatic Microbial Ecology
Research development in the last 10 years: Phylogenetic and ecophysiologic approach to the study of freshwater Synechococcus; Thaumarchaeota in deep lakes: biodiversity and activity; Picocyanobacteria microcolony formation and their ecological role, Biodiversity of microbial communities; Effects of PAR irradiance and UVR on the microbial activities; Analysis of temporal series of parameters of the organic carbon in lakes.
Activities and charges: Head of Aquatic Microbial Ecology and Radiochemistry Laboratories; Direction and Coordination of several Research Projects; Responsible scientist in several International Cooperation Projects; Invited speakers in many European Research Institutes; Foreign Member of the Doctorate Court in European Universities; Teaching in Doctorate Courses and tutoring of Master and Doctorate These; Organization of International Congresses and Workshops; Participation to an average of 3 International Congress per year; Associate Editor of the Journal of Limnology. Look for my profile in Google Scholar!
Recent Publications:


  • C Callieri, G Corno, M Contesini, D Fontaneto, R Bertoni. Transparent exopolymer particles (TEP) are driven by chlorophyll a and mainly confined to the euphotic zone in a deep subalpine lake. Inland Waters. 7: 118-127.
  • S Amalfitano, G Corno, EM Eckert, S Fazi, S Ninio, C Callieri, HP Grossart, W Eckert. Tracing particulate matter and associated microorganisms in freshwaters. Hydrobiologia. 800: 145-154.


  • C Callieri, S Amalfitano, G Corno, R Bertoni. Grazing-induced Synechococcus microcolony formation: experimental insights from two freshwater phylotypes. FEMS Microbiology Ecology. online first DOI:
  • C Callieri, S Hernandez-Haviles, M Salcher, D Fontaneto, R Bertoni. Distribution patterns and environmental correlates of Thaumarchaeota abundance in six deep subalpine lakes. Aquatic Sciences 78:215-225. DOI 10.1007/s00027-015-0418-3
  • R Bertoni, M Bertoni, G Morabito, M Rogora, C Callieri. A non-deterministic approach to forcasting the trophic evolution of lakes. Journal of Limnology 75(s1):242-252
  • C Callieri. Micro-players for macro-roles: aquatic microbes in deep lakes. Journal of Limnology 75(s1): 191-20


  • EM Eckert, D Fontaneto, M Coci, C Callieri. Does a Barcoding Gap Exist in Prokaryotes? Evidences from Species Delimitation in Cyanobacteria. Life 5(1): 50-64
  • A Di Cesare, EM Eckert, A. Teruggi, D Fontaneto, R Bertoni, C Callieri, G Corno. Constitutive presence of antibiotic resistance genes within the bacterial community of a large subalpine lake. Molecular Ecology 24: 3888-3900


  • C Callieri, R Bertoni, M Contesini, F Bertoni. Lake level fluctuations boost toxic cyanobacterial "oligotrophic blooms". PLoS one 9 (10), e109526
  • C Callieri, R Bertoni, M Contesini. Effetti ecologici delle fluttuazioni di livello nel Lago Maggiore. Atti dei Convegni dei Lincei 279: 147-156
  • R Tiberti, M Rogora, G Tartari, G.; Callieri, C. Ecological impact of transhumance on the trophic state of alpine lakes in Gran Paradiso National Park. Knowledge and Management of Aquatic Ecosystems 415: 5
  • C Callieri, M Coci, EM Eckert, MM Salcher, R Bertoni. Archaea and Bacteria in deep lake hypolimnion: in situ dark inorganic carbon uptake. Journal of Limnology 73(1): 47-54


  • C Callieri, M Coci, G Corno, M Macek, B Modenutti, E Balseiro, R Bertoni. Phylogenetic diversity of nonmarine picocyanobacteria. FEMS Microbiology Ecology 85 (2), 293-301
  • R Tiberti, S Metta, M Austoni, C Callieri, M Giuseppe, M Aldo, M Rogora. Ecological dynamics of two remote alpine lakes during ice-free season. Journal of Limnology 72 (3), e33


  • C Callieri, G Cronberg, JG Stockner. Freshwater Picocyanobacteria: Single Cells, Microcolonies and Colonial Forms. In: Ecology of Cyanobacteria: Their Diversity in Time and Space. Whitton B (Ed). Second edition. Springer Publishers: 229-269
  • JS Hernandez-Aviles, R Bertoni, M Macek, C Callieri. Why bacteria are smaller in the epilimnion than in the hypolimnion? A hypothesis comparing temperate and tropical lakes. Journal of Limnology 71 (1), e10
  • C Callieri, E Caravati, G Corno, R Bertoni. Picocyanobacterial community structure and space-time dynamics in the subalpine Lake Maggiore (N. Italy). Journal of Limnology 71 (1), e9


  • C Callieri, A Lami, R Bertoni. Microcolony formation by single-cell Synechococcus strains as a fast response to UV radiation. Applied and environmental microbiology 77 (21), 7533-7540


  • B Modenutti, E Balseiro, G Corno, C Callieri, R Bertoni, E Caravati. Ultraviolet radiation induces filamentation in bacterial assemblages from North Andean Patagonian lakes. Photochemistry and photobiology 86 (4), 871-881
  • R Bertoni, W Ambrosetti, C Callieri. Physical constraints in the deep hypolimnion of a subalpine lake driving planktonic Bacteria and Archaea distribution. Advances in Oceanography and Limnology 1 (1), 85-96
  • R Bertoni, C Callieri, G Corno, S Rasconi, E Caravati, M Contesini. Long-term trends of epilimnetic and hypolimnetic bacteria and organic carbon in a deep holo-oligomictic lake. Hydrobiologia 644 (1), 279-287
  • E Caravati, C Callieri, B Modenutti, G Corno, E Balseiro, R Bertoni. Picocyanobacterial assemblages in ultraoligotrophic Andean lakes reveal high regional microdiversity. Journal of plankton research 32 (3), 357-366
  • C Callieri. Single cells and microcolonies of freshwater picocyanobacteria: a common ecology. Journal of Limnology 69 (2), 257-277


  • V Straškrábová, R Bertoni, M Blažo, C Callieri, L Forsström, J Fott. Structure of pelagic microbial assemblages in European mountain lakes during ice-free season. Advances in Limnology, 19-53
  • MB Navarro, B Modenutti, C Callieri, R Bertoni, E Balseiro. Balance between primary and bacterial production in North Patagonian shallow lakes. Aquatic ecology 43 (4), 867-878
  • C Callieri, G Corno, E Caravati, S Rasconi, M Contesini, R Bertoni. Bacteria, Archaea, and Crenarchaeota in the epilimnion and hypolimnion of a deep holo-oligomictic lake. Applied and environmental microbiology 75 (22), 7298-7300
  • G Corno, BE Modenutti, C Callieri, EG Balseiro, R Bertoni, E Caravati. Bacterial diversity and morphology in deep ultraoligotrophic Andean lakes: role of UVR on vertical distribution. Limnology and Oceanography 54 (4), 1098
  • M Moser, C Callieri, T Weisse. Photosynthetic and growth response of freshwater picocyanobacteria are strain- specific and sensitive to photoacclimation. J. Plankton research 31 (4), 349-357