Τμήμα Ωκεανογραφίας και Θαλασσίων Βιοεπιστημών

Alexandra Meziti
Title: Assistant Professor
Affiliation: Department of Marine Sciences
Office: Β.16
Office hours: Wednesday 09:00-12:00
Phone: 22510 36838
E-mail: a.meziti@aegean.gr
Curriculum vitae: CV

Research

I am a marine microbiologist and my current research interests focus on: (i) the study of taxonomic and functional diversity of the water column; (ii) symbiotic microorganisms of marine fishes and inverterbarates.

Teaching

Undergraduate level: Biology, Marine Microbiology, Microbiological Quality Control of Fishery Products and Food, Marine genetics and Biotechnology (University of the Aegean).

Graduate level: Participation in Host-Microbe Interactions (HosMic), Interdisciplinary M.Sc. program, teaching to modules, Bioinformatics for Microbiomes and Animal-Microbe Interactions (University of Thessaly). Marine Biological Resources; Fisheries and Aquaculture; Modern Practices in Sustainable Aquaculture (University of the Aegean)

Other activities

Selected publications

Conrad RE, Tsementzi D, Meziti A, Hatt JK, Montoya J, Konstantinidis KT, (2026) Metagenome-based vertical profiling of the Gulf of Mexico highlights its uniqueness and far-reaching effects of freshwater input, Appl Environ Microbiol 92:e02589-25. https://doi.org/10.1128/aem.02589-25.

Rusanova P, Nikouli E, Casini M, Bono G, Mente E, Meziti A, Kormas K., (2025) Sex-related gut microbiota in three geographically separated Norway lobster (Nephrops norvegicus) populations, The Microbe, Volume 7, June 2025, 100396, https://doi.org/10.1016/j.microb.2025.100396

Rieder J, Berzeneko A, Meziti A, Adrian-Kalchhauser I.,(2025) The future of pathogen detection in aquaculture: Miniature labs, field-compatible assays, eDNA, CRISPR and metatranscriptomics,   Aquaculture Fish and Fisheries; https://doi.org/10.1002/aff2.70062

Meziti A, Smeti E, Daniilides D, Spatharis S, Tsirtsis G, Kormas K. (2023) Increased contribution of parasites in microbial eukaryotic communities of different Aegean Sea coastal systems. PeerJ, 11:e16655. doi: 10.7717/peerj.16655

Dosi A, Meziti A, Tounta E, Koemtzopoulos K, Komnenou A, Dendrinos P, Kormas K (2023) Fecal and skin microbiota of two rescued Meditettanean monk seal pups during rehabilitation, Microbiology Spectrum, e02805-23. doi: 10.1128/spectrum.02805-23

Meziti A, Rodriguez-R, L.M, Hatt JK, Pena-Gonzalez A, Levy K. Konstantinidis KT (2021) The reliability of metagenome-assembled genomes (MAGs) in representing natural populations: Insights from comparing MAGs against isolate genomes derived from the same fecal sample, Appl. Environ. Microbiol. 26(87):6. doi: 10.1128/aem.02593-20

Meziti A, Nikouli E, Hatt JK, Konstantinidis KT, Kormas KA. (2021) Time series metagenomic sampling of the Thermopyles, Greece, geothermal springs reveals stable microbial communities dominated by novel sulfur‐oxidizing chemoautotrophs. Environ. Microbiol. 23(7): 3710-3726. doi: 10.1111/1462-2920.15373

Nikouli E, Meziti A, Smeti E, Antonopoulou E, Mente E, Kormas KA (2021) Gut microbiota of five sympatrically farmed marine fish species in the Aegean Sea. Microb. Ecol. 81: 460–470. doi: 10.1007/s00248-020-01580-z

Meziti A, Tsementzi D, Rodriguez-R M, Hatt J, Karayanni H, Kormas KA, Konstantinidis KT (2019) Quantifying the changes in genetic diversity within sequence-discrete bacterial populations across a spatial and temporal riverine gradient. ISME J. 13:767-779. doi: 10.1038/s41396-018-0307-6

Meziti, A., Tsementzi, D., Kormas, K., Karayanni, H., Konstantinidis, K. (2016), Anthropogenic effects on bacterial diversity and function along a river-to-estuary gradient in Northwest Greece revealed by metagenomics. Environmental Microbiology, 18: 4640–4652. doi: 10.1111/1462-2920.13303

Additional links

https://sites.google.com/site/alexandrammeziti

https://scholar.google.gr/citations?user=A6LnnVEAAAAJ&hl=el