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Ioannis Leonardos

Ioannis Leonardos

D-Index & Metrics

Ecology and Evolution

D-Index
30
Citations
2632
World Ranking
8384
National Ranking
29

Overview

Ioannis Leonardos is affiliated with the University of Ioannina in Greece and has a multidisciplinary research portfolio spanning Environmental Science, Biochemistry, Genetics and Molecular Biology, and Medicine. Their work draws on multiple fields with a particular focus on Molecular Biology, Genetics, Ecology, Radiology, Nuclear Medicine and Imaging, and Cell Biology.

The scientist's research covers several main topics, including Zebrafish Biomedical Research Applications, Glioma Diagnosis and Treatment, Fish Biology and Ecology Studies, Radiopharmaceutical Chemistry and Applications, Medical Imaging Techniques and Applications, and Identification and Quantification in Food.

Leonardos's recent publications illustrate this breadth with works such as:

  • "Glioblastoma research on zebrafish xenograft models: a systematic review," 2023, published in Clinical & Translational Oncology
  • "Curcumin and Radiotherapy Exert Synergistic Anti-Glioma Effect In Vitro," 2021, published in Biomedicines
  • "DNA barcoding identification of Greek freshwater fishes," 2022, published in PLoS ONE
  • "Cannabinol in the spotlight: Toxicometabolomic study and behavioral analysis of zebrafish embryos exposed to the unknown cannabinoid," 2020, published in Chemosphere
  • "Constrained by aliens, shifting landscape, or poor water quality? Factors affecting the persistence of amphibians in an urban pond network," 2020, published in Aquatic Conservation Marine and Freshwater Ecosystems

Frequent coauthors in Leonardos's research include:

  • Ieremias Chousidis
  • Theodoros Chatzimitakos
  • Constantine D. Stalikas
  • Vasiliki Zoi
  • Andreas G. Tzakos

Leonardos has contributed multiple papers to a variety of publication venues, with repeated contributions to:

  • Fishes
  • Journal of Applied Ichthyology
  • Journal of Mathematics and Science Teacher
  • Preprints.org
  • Clinical & Translational Oncology

The scientist's work notably intersects biomedical research and ecology, with particular emphasis on studying zebrafish models for disease application, glioma treatment approaches, and freshwater fish ecology and identification. This mix of applied and basic research topics supports a cross-disciplinary approach to both environmental and medical scientific challenges.

Best Publications

  • Length–weight relationships of an invasive cyprinid fish (Carassius gibelio) from 12 Greek lakes in relation to their trophic states

    M. Tsoumani;R. Liasko;P. Moutsaki;I. Kagalou

  • Long term changes in the eutrophication process in a shallow Mediterranean lake ecosystem of W. Greece: response after the reduction of external load.

    I. Kagalou;E. Papastergiadou;I. Leonardos

  • Assessment of microcystin distribution and biomagnification in tissues of aquatic food web compartments from a shallow lake and evaluation of potential risks to public health

    Theodoti Papadimitriou;Ifigenia Kagalou;Constantinos Stalikas;Georgios Pilidis

  • Speciation of phosphorus fractionation in river sediments by explanatory data analysis.

    Christos Z. Katsaounos;Dimosthenis L. Giokas;Ioannis D. Leonardos;Miltiades I. Karayannis

  • Anthropogenic and climate-induced change favors toxic cyanobacteria blooms: Evidence from monitoring a highly eutrophic, urban Mediterranean lake

    Spyros Gkelis;Theodoti Papadimitriou;Nikos Zaoutsos;Ioannis Leonardos

  • Accumulation of microcystins in water and fish tissues: an estimation of risks associated with microcystins in most of the Greek Lakes.

    Theodoti Papadimitriou;Ifigenia Kagalou;Vasilios Bacopoulos;Ioannis D. Leonardos

  • Biogeography of freshwater fishes of the Balkan Peninsula

    Anthi Oikonomou;Fabien Leprieur;Ioannis D. Leonardos

  • The effect of sea bream (Sparus aurata) broodstock and larval vaccination on the susceptibility by Photobacterium damsela subsp. piscicida and on the humoral immune parameters

    A Hanif;V Bakopoulos;I Leonardos;G J Dimitriadis

  • Reproductive strategy of Aphanius fasciatus Nardo, 1827 (Pisces: Cyprinodontidae) in the Mesolongi and Etolikon lagoons (W. Greece)

    Ioannis Leonardos;Apostolos Sinis

  • The DPSIR Approach for an Integrated River Management Framework. A Preliminary Application on a Mediterranean Site (Kalamas River -NW Greece)

    Ifigenia Kagalou;Ioannis Leonardos;Chryssa Anastasiadou;Christos Neofytou

  • Age, growth and mortality of Atherina boyeri Risso, 1810 (Pisces: Atherinidae) in the Mesolongi and Etolikon lagoons (W. Greece)

    Ioannis Leonardos;Apostolos Sinis

  • Fish fauna in a Protected Greek lake: biodiversity, introduced fish species over a 80-year period and their impacts on the ecosystem

    I. D. Leonardos;I. Kagalou;M. Tsoumani;P. S. Economidis

  • Population age and sex structure of Aphanius fasciatus Nardo, 1827 (Pisces: Cyprinodontidae) in the Mesolongi and Etolikon Lagoons (W. Greece)

    Ioannis Leonardos;Apostolos Sinis

  • Host-parasite relationships: occurrence and effect of the parasitic isopod Mothocya epimerica on sand smelt Atherina boyeri in the Mesolongi and Etolikon Lagoons (W. Greece).

    Ioannis Leonardos;Jean-Paul Trilles

  • Effects of Anthropogenic Influences on the Trophic State, Land Uses and Aquatic Vegetation in a Shallow Mediterranean Lake: Implications for Restoration

    E. Papastergiadou;I. Kagalou;K. Stefanidis;A. Retalis

  • Human fingernails as an intriguing precursor for the synthesis of nitrogen and sulfur-doped carbon dots with strong fluorescent properties: Analytical and bioimaging applications

    Theodoros Chatzimitakos;Athanasia Kasouni;Lamprini Sygellou;Ioannis Leonardos

  • Ecology and exploitation pattern of a landlocked population of sand smelt, Atherina boyeri (Risso 1810), in Trichonis Lake (western Greece)

    I. D. Leonardos

  • Life history characteristics of an invasive cyprinid fish (Carassius gibelio) in Chimaditis Lake (northern Greece)

    I. D. Leonardos;A. C. Tsikliras;V. Eleftheriou;Y. Cladas

  • Assessment of microcystins in lake water and the omnivorous fish ( Carassius gibelio , Bloch) in Lake Pamvotis (Greece) containing dense cyanobacterial bloom

    Ifigenia Kagalou;Theodoti Papadimitriou;Vasilios Bacopoulos;Ioannis Leonardos

  • Assessment of a Mediterranean shallow lentic ecosystem (Lake Pamvotis, Greece) using benthic community diversity: Response to environmental parameters

    Ifigenia Kagalou;Georgios Economidis;Ioannis Leonardos;Constantinos Papaloukas

  • Biometric analysis of lacustrine and riverine populations of Palemonetes antennarius (H. Milne-Edwards, 1837) (Crustacea, Decapoda, Palaemonidae) from north-western Greece

    Chryssa Anastasiadou;Roman Liasko;Ioannis D. Leonardos

  • Life history pattern and feeding habits of the invasive mosquitofish, Gambusia holbrooki, in Lake Pamvotis (NW Greece)

    Christos Gkenas;Anthi Oikonomou;Andreas Economou;Fane Kiosse

Frequent Co-Authors

Constantine D. Stalikas
Constantine D. Stalikas University of Ioannina
Fabien Leprieur
Fabien Leprieur University of Montpellier
Francisco Amat
Francisco Amat Spanish National Research Council

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