2024

48. Karousou, R., Giourieva, V., Choreftakis, M., Siaraka, K., Hanlidou, E., Gkelis, S. 2024. Unveiling the Greek phytodiversity: Dimitrios Zaganiaris and his legacy in TAU Herbarium. Journal of Biological Research-Thessaloniki 31:3. doi: 10.26262/jbrt.v31i0.9858 [OpenAccess]
47. Kozari, A., Gkelis, S., Voutsa D. 2024. Impact of climate change on formation of nitrogenous disinfection by‑products. Part II: water blooming and enrichment by humic substances. Environmental Science and Pollution Research. doi: 10.1007/s11356-024-32960-4 [OpenAccess]
46. Giannakopoulos, C., Panou, M., Gkelis, S. 2024. Phylogenetic analysis of Nostocales (Cyanobacteria) based on two novel molecular markers, implicated in the nitrogenase biosynthesis. FEMS Microbiology Letters, fnad136. doi: 10.1093/femsle/fnad136

2023
45. Lortou, U., Gkelis, S. 2023. Antibacterial activity, pigments, and biomass content of microalgae isolated from Greece. Journal of Biological Research-Thessaloniki 30. doi: 10.26262/jbrt.v30i0.9636 [OpenAccess]
44. Lortou, U., Panou, M., Papapanagiotou, G, Florokapi, G., Giannakopoulos, C., Kavvoukis, S., Iakovou, G., Zalidis, G., Triantafyllidis, K., Gkelis, S. 2023. Beneath the Aegean Sun: Investigating Dunaliella Strains’ Diversity from Greek Saltworks. Water 15(6), 1037. doi: https://doi.org/10.3390/w15061037 [OpenAccess]

2022
43. Lortou, U., Panteris, E., Gkelis, S. 2022, Uncovering New Diversity of Photosynthetic Microorganisms from the Mediterranean Region. Microorganisms 10(8), 1571. doi: 10.3390/microorganisms10081571 [OpenAccess]
42. Pappas, D., Giannoutsou, E., Adamakis, I.D., Gkelis, S., Panteris, E. 2022. Microcystin-LR and cyanobacterial extracts alter the distribution of cell wall matrix components in rice root cells. Plant Physiology and Biochemistry 191, 78-88. doi: 10.1016/j.plaphy.2022.09.020
41. Jasser, I., Panou, M., Khomutovska, N., Sandzewicz, M., Panteris, E., Niyatbekov, T., Łach, L., Kwiatowski, J., Kokociński, M.,Gkelis, S. 2022. Cyanobacteria in hot pursuit: Characterization of cyanobacteria strains, including novel taxa, isolated from geothermal habitats from different ecoregions of the world. Molecular Phylogenetics and Evolution, 170, 107454. doi: 10.1016/j.ympev.2022.107454
40. Psachoulia, P., Schortsianiti, S.N., Lortou, L., Gkelis, S., Chatzidoukas, C., Samaras, P. 2022. Assessment of Nutrients Recovery Capacity and Biomass Growth of Four Microalgae Species in Anaerobic Digestion Effluent. Water. doi:10.3390/w14020221 [OpenAccess]
39. James S Santangelo, Rob W Ness, Beata Cohan, Connor R Fitzpatrick, Simon G Innes, Sophie Koch, Lindsay S Miles, Samreen Munim, Pedro R Peres-Neto, Cindy Prashad, Alex T Tong, Windsor E Aguirre, Philips O Akinwole, Marina Alberti, Jackie Álvarez, Jill T Anderson, Joseph J Anderson, Yoshino Ando, Nigel R Andrew, Fabio Angeoletto, Daniel N Anstett, Julia Anstett, Felipe Aoki-Gonçalves, AZ Andis Arietta, Mary TK Arroyo, Emily J Austen, Fernanda Baena-Díaz, Cory A Barker, Howard A Baylis, Julia M Beliz, Alfonso Benitez-Mora, David Bickford, Gabriela Biedebach, Gwylim S Blackburn, Mannfred MA Boehm, Stephen P Bonser, Dries Bonte, Jesse R Bragger, Cristina Branquinho, Kristien I Brans, Jorge C Bresciano, Peta D Brom, Anna Bucharova, Briana Burt, James F Cahill, Katelyn D Campbell, Elizabeth J Carlen, Diego Carmona, Maria Clara Castellanos, Giada Centenaro, Izan Chalen, Jaime A Chaves, Mariana Chávez-Pesqueira, Xiao-Yong Chen, Angela M Chilton, Kristina M Chomiak, Diego F Cisneros-Heredia, Ibrahim K Cisse, Aimée T Classen, Mattheau S Comerford, Camila Cordoba Fradinger, Hannah Corney, Andrew J Crawford, Kerri M Crawford, Maxime Dahirel, Santiago David, Robert De Haan, Nicholas J Deacon, Clare Dean, Ek Del-Val, Eleftherios K Deligiannis, Derek Denney, Margarete A Dettlaff, Michelle F DiLeo, Yuan-Yuan Ding, Moisés E Domínguez-López, Davide M Dominoni, Savannah L Draud, Karen Dyson, Jacintha Ellers, Carlos I Espinosa, Liliana Essi, Mohsen Falahati-Anbaran, Jéssica CF Falcão, Hayden T Fargo, Mark DE Fellowes, Raina M Fitzpatrick, Leah E Flaherty, Pádraic J Flood, María F Flores, Juan Fornoni, Amy G Foster, Christopher J Frost, Tracy L Fuentes, Justin R Fulkerson, Edeline Gagnon, Frauke Garbsch, Colin J Garroway, Aleeza C Gerstein, Mischa M Giasson, E Binney Girdler, Spyros Gkelis, William Godsoe, Anneke M Golemiec, Mireille Golemiec, César González-Lagos, Amanda J Gorton, Kiyoko M Gotanda, Gustaf Granath, Stephan Greiner, Joanna S Griffiths, Filipa Grilo, Pedro E Gundel, Benjamin Hamilton, Joyce M Hardin, Tianhua He, Stephen B Heard, André F Henriques, Melissa Hernández-Poveda, Molly C Hetherington-Rauth, Sarah J Hill, Dieter F Hochuli, Kathryn A Hodgins, Glen R Hood, Gareth R Hopkins, Katherine A Hovanes, Ava R Howard, Sierra C Hubbard, Carlos N Ibarra-Cerdeña, Carlos Iñiguez-Armijos, Paola Jara-Arancio, Benjamin JM Jarrett, Manon Jeannot, Vania Jiménez-Lobato, Mae Johnson, Oscar Johnson, Philip P Johnson, Reagan Johnson, Matthew P Josephson, Meen Chel Jung, Michael G Just, Aapo Kahilainen, Otto S Kailing, Eunice Kariñho-Betancourt, Regina Karousou, Lauren A Kirn, Anna Kirschbaum, Anna-Liisa Laine, Jalene M LaMontagne, Christian Lampei. 2022. Global urban environmental change drives adaptation in white clover. Science 375 (6586), 1275-1281. doi: 10.1126/science.abk0989
38. Zervou, S-K., Kaloudis, T., Gkelis, S., Hiskia, A., Mazur-Marzec, H. 2022. Anabaenopeptins from cyanobacteria in freshwater bodies of Greece. Toxins. doi:10.3390/toxins14010004 [OpenAccess]

2021
37. Donis, D., Mantzouki, E., McGinnis, D.F., Vachon, D., Gallego, I., Grossart, H., Senerpont Domis, L.N., Teurlincx, S., Seelen, L., Lürling, M., Verstijnen, Y., Maliaka, V., Fonvielle, J., Visser, P.M., Verspagen, J., Herk, M., Antoniou, M.G., Tsiarta, N., McCarthy, V., Perello, V.C., Machado‐Vieira, D., Oliveira, A.G., Maronić, D.Š., Stević, F., Pfeiffer, T.Ž., Vucelić, I.B., Žutinić, P., Udovič, M.G., Plenković‐Moraj, A., Bláha, L., Geriš, R., Fránková, M., Christoffersen, K.S., Warming, T.P., Feldmann, T., Laas, A., Panksep, K., Tuvikene, L., Kangro, K., Koreivienė, J., Karosienė, J., Kasperovičienė, J., Savadova‐Ratkus, K., Vitonytė, I., Häggqvist, K., Salmi, P., Arvola, L., Rothhaupt, K., Avagianos, C., Kaloudis, T., Gkelis, S., Panou, M., Triantis, T., Zervou, S., Hiskia, A., Obertegger, U., Boscaini, A., Flaim, G., Salmaso, N., Cerasino, L., Haande, S., Skjelbred, B., Grabowska, M., Karpowicz, M., Chmura, D., Nawrocka, L., Kobos, J., Mazur‐Marzec, H., Alcaraz‐Párraga, P., Wilk‐Woźniak, E., Krztoń, W., Walusiak, E., Gagala‐Borowska, I., Mankiewicz‐Boczek, J., Toporowska, M., Pawlik‐Skowronska, B., Niedźwiecki, M., Pęczuła, W., Napiórkowska‐Krzebietke, A., Dunalska, J., Sieńska, J., Szymański, D., Kruk, M., Budzyńska, A., Goldyn, R., Kozak, A., Rosińska, J., Szeląg‐Wasielewska, E., Domek, P., Jakubowska‐Krepska, N., Kwasizur, K., Messyasz, B., Pełechata, A., Pełechaty, M., Kokocinski, M., Madrecka‐Witkowska, B., Kostrzewska‐Szlakowska, I., Frąk, M., Bańkowska‐Sobczak, A., Wasilewicz, M., Ochocka, A., Pasztaleniec, A., Jasser, I., Antão‐Geraldes, A.M., Leira, M., Vasconcelos, V., Morais, J., Vale, M., Raposeiro, P.M., Gonçalves, V., Aleksovski, B., Krstić, S., Nemova, H., Drastichova, I., Chomova, L., Remec‐Rekar, S., Elersek, T., Hansson, L., Urrutia‐Cordero, P., Bravo, A.G., Buck, M., Colom‐Montero, W., Mustonen, K., Pierson, D., Yang, Y., Richardson, J., Edwards, C., Cromie, H., Delgado‐Martín, J., García, D., Cereijo, J.L., Gomà, J., Trapote, M.C., Vegas‐Vilarrúbia, T., Obrador, B., García‐Murcia, A., Real, M., Romans, E., Noguero‐Ribes, J., Duque, D.P., Fernández‐Morán, E., Úbeda, B., Gálvez, J.Á., Catalán, N., Pérez‐Martínez, C., Ramos‐Rodríguez, E., Cillero‐Castro, C., Moreno‐Ostos, E., Blanco, J.M., Rodríguez, V., Montes‐Pérez, J.J., Palomino, R.L., Rodríguez‐Pérez, E., Hernández, A., Carballeira, R., Camacho, A., Picazo, A., Rochera, C., Santamans, A.C., Ferriol, C., Romo, S., Soria, J.M., Özen, A., Karan, T., Demir, N., Beklioğlu, M., Filiz, N., Levi, E., Iskin, U., Bezirci, G., Tavşanoğlu, Ü.N., Çelik, K., Ozhan, K., Karakaya, N., Koçer, M.A.T., Yilmaz, M., Maraşlıoğlu, F., Fakioglu, Ö., Soylu, E.N., Yağcı, M.A., Çınar, Ş., Çapkın, K., Yağcı, A., Cesur, M., Bilgin, F., Bulut, C., Uysal, R., Latife, K., Akçaalan, R., Albay, M., Alp, M.T., Özkan, K., Sevindik, T.O., Tunca, H., Önem, B., Paerl, H., Carey, C.C., Ibelings, B.W., 2021. Stratification strength and light climate explain variation in chlorophyll a at the continental scale in a European multilake survey in a heatwave summer. Limnology and Oceanography. 9999, 1–20.
36. Panou, M. & Gkelis, S. 2021. Unravelling unknown cyanobacteria diversity linked with HCN production. Molecular Phylogenetics and Evolution, doi:10.1016/j.ympev.2021.107322
35. Konstantinou, D., Popin, R.V., Fewer, D.P., Sivonen, K., Gkelis, S. 2021. Genome Reduction and Secondary Metabolism of the Marine Sponge-Associated Cyanobacterium Leptothoe. Marine Drugs, doi:10.3390/md19060298 [OpenAccess]
34. Konstaninou, D., Voultsiadou, E., Panteris, E., Gkelis, S. 2021. Revealing new sponge-associated cyanobacterial diversity: novel genera and species. Molecular Phylogenetics and Evolution, doi: 10.1016/j.ympev.2020.106991

2020
33. Pappas, D., Panou, M., Adamakis, I.D., Gkelis, S., Panteris, E. 2020. Beyond Microcystins: Cyanobacterial Extracts Induce Cytoskeletal Alterations in Rice Root Cells. International Journal of Molecular Sciences. doi:10.3390/ijms21249649  [OpenAccess]
32. Konstaninou, D., Kakakiou, R.V., Panteris, E., Voultsiadou, E., Gkelis, S. 2020. Photosynthetic Sponge‐associated Eukaryotes in the Aegean Sea: a Culture‐dependent Approach. The Journal of Eukaryotic Microbiology. doi: 10.1111/jeu.12818
31. Vergou, Y., Touraki, M., Paraskeuopoulou, A. Triantis, M.T., Hiskia, A., Gkelis, S. 2020. β-Ν-Methylamino-L-alanine interferes with nitrogen assimilation in the cyanobacterium, non-BMAA producer, Synechococcus sp. TAU-MAC 0499. Toxicon. doi: 10.1016/j.toxicon.2020.07.013
30. Pappas, D., Gkelis, S., Panteris, E. 2020. The effects of microcystin-LR in Oryza sativa root cells: F-actin as a new target of cyanobacterial toxicity. Plant Biology. doi: 10.1111/plb.13120
29. Zervou, S-K., Gkelis, S., Kaloudis, T., Hiskia, A., Mazur-Marzec, H. 2020. New microginins from cyanobacteria of Greek freshwaters. Chemosphere. doi:10.1016/j.chemosphere.2020.125961
28. Konstantinou, D., Mavrogonatou, E., Zervou, S-K., Giannogonas, P., & Gkelis, S. 2020. Bioprospecting Sponge-Associated Marine Cyanobacteria to Produce Bioactive Compounds. Toxins. doi:10.3390/toxins12020073 [OpenAccess]

2019
27. Lortou U. & Gkelis S. 2019. Polyphasic taxonomy of green algae strains isolated from Mediterranean freshwaters. Journal of Biological Research-Thessaloniki. doi:10.1186/s40709-019-0105-y [OpenAccess]
26. Gkelis, S., Panou, M., Konstantinou, D., Apostolidis, P., Kasampali, A., Papadimitriou, S., Kati, D., Di Lorenzo, G.M., Ioakeim, S., Zervou, S.K., Christophoridis, C., Triantis, T.M., Kaloudis, T., Hiskia, A., Arsenakis, M. 2019. Diversity, Cyanotoxin Production, and Bioactivities of Cyanobacteria Isolated from Freshwaters of Greece. Toxins, 11, 436. doi:10.3390/toxins11080436 [OpenAccess]
25. Papapanagiotou G. & Gkelis S. 2019. Taxonomic revision of commercially used Arthrospira (Cyanobacteria) strains: a polyphasic approach. European Journal of Phycology. doi:10.1080/09670262.2019.1624832
24. Konstantinou, D., Voultsiadou, E., Panteris, E., Zervou, S. K., Hiskia, A., & Gkelis, S. 2019. Leptothoe, a new genus of marine cyanobacteria (Synechococcales) and three new species associated with sponges from the Aegean Sea. Journal of Phycology. doi:10.1111/jpy.12866

2018
23. Mantzouki, E., Campbell, J., Loon, E. Van, Visser, P., Konstantinou, I., Antoniou, M., Giuliani, G., Machado-Vieira, D., Oliveira, A.G. De, Maronić, D.Š., Stević, F., Pfeiffer, T.Ž., Vucelić, I.B., Žutinić, P., Udovič, M.G., Plenković-Moraj, A., Tsiarta, N., Bláha, L., Geriš, R., Fránková, M., Christoffersen, K.S., Warming, T.P., Feldmann, T., Laas, A., Panksep, K., Tuvikene, L., Kangro, K., Häggqvist, K., Salmi, P., Arvola, L., Fastner, J., Straile, D., Rothhaupt, K.O., Fonvielle, J., Grossart, H.P., Avagianos, C., Kaloudis, T., Triantis, T., Zervou, S.K., Hiskia, A., Gkelis, S., Panou, M., McCarthy, V., Perello, V.C., Obertegger, U., Boscaini, A., Flaim, G., Salmaso, N., Cerasino, L., Koreivienė, J., Karosienė, J., Kasperovičienė, J., Savadova, K., Vitonytė, I., Haande, S., Skjelbred, B., Grabowska, M., Karpowicz, M., Chmura, D., Nawrocka, L., Kobos, J., Mazur-Marzec, H., Alcaraz-Párraga, P., Wilk-Woźniak, E., Krztoń, W., Walusiak, E., Gagala, I., Mankiewicz-Boczek, J., Toporowska, M., Pawlik-Skowronska, B., Niedźwieck, M., Pęczuła, W., Napiórkowska-Krzebietke, A., Dunalska, J., Sieńska, J., Szymański, D., Kruk, M., Budzyńska, A., Goldyn, R., Kozak, A., Rosińska, J., Szeląg-Wasielewska, E., Domek, P., Jakubowska-Krepska, N., Kwasizur, K., Messyasz, B., Pełechata, A., Pełechaty, M., Kokocinski, M., Madrecka, B., Kostrzewska-Szlakowska, I., Frąk, M., Bańkowska-Sobczak, A., Wasilewicz, M., Ochocka, A., Pasztalenie, A., Jasser, I., Antão-Geraldes, A.M., Leira, M., Hernández, A., Vasconcelos, V., Morais, J., Vale, M., Raposeiro, P.M., Gonçalves, V., Aleksovski, B., Krstić, S., Nemova, H., Drastichova, I., Chomova, L., Remec-Rekar, S., Elerse, T., Delgado-Martín, J., García, D., Cereijo, J.L., Gomà, J., Trapote, M.C., Vegas-Vilarrúbia, T., Obrador, B., García-Murcia, A., Real, M., Romans, E., Noguero-Ribes, J., Duque, D.P., Fernández-Morán, E., Úbeda, B., Gálvez, J.Á., Marcé, R., Catalán, N., Pérez-Martínez, C., Ramos-Rodríguez, E., Cillero-Castro, C., Moreno-Ostos, E., Blanco, J.M., Rodríguez, V., Montes-Pérez, J.J., Palomino, R.L., Rodríguez-Pérez, E., Carballeira, R., Camacho, A., Picazo, A., Rochera, C., Santamans, A.C., Ferriol, C., Romo, S., Soria, J.M., Hansson, L.A., Urrutia-Cordero, P., Özen, A., Bravo, A.G., Buck, M., Colom-Montero, W., Mustonen, K., Pierson, D., Yang, Y., Verspagen, J.M.H., De Senerpont Domis, L.N., Seelen, L., Teurlincx, S., Verstijnen, Y., Lürling, M., Maliaka, V., Faassen, E.J., Latour, D., Carey, C.C., Paerl, H.W., Torokne, A., Karan, T., Demir, N., Beklioğlu, M., Filiz, N., Levi, E.E., Iskin, U., Bezirci, G., Tavşanoğlu, Ü.N., Çelik, K., Özhan, K., Karakaya, N., Koçer, M.A.T., Yilmaz, M., Maraşlıoğlu, F., Fakioglu, Ö., Soylu, E.N., Yağcı, M.A., Çınar, Ş., Çapkın, K., Yağcı, A., Cesur, M., Bilgin, F., Bulut, C., Uysal, R., Köker, L., Akçaalan, R., Albay, M., Alp, M.T., Özkan, K., Sevindik, T.O., Tunca, H., Önem, B., Richardson, J., Edwards, C., Bergkemper, V., O’leary, S., Beirne, E., Cromie, H., Ibelings, B.W. 2018. A European Multi Lake Survey dataset of environmental variables, phytoplankton pigments and cyanotoxins. Scientific Data (5), Article number: 180226. [OpenAccess]
22. Panou, M., Zervou, S.-K., Kaloudis, T., Hiskia, A., Gkelis, S. 2018. A Greek Cylindrospermopsis raciborskii strain: Missing link in tropic invader’s phylogeography tale. Harmful Algae, 80, 96-106.
21. Mantzouki E., Lürling M., Fastner J., de Senerpont Domis L., Wilk-Woźniak E., Koreivienė J., Seelen L., Teurlincx S., Verstijnen Y., Krztoń W., Walusiak E., Karosienė J., Kasperovičienė J., Savadova K., Vitonytė I., Cillero-Castro C., Budzynska A., Goldyn R., Kozak A., Rosińska J., Szeląg-Wasielewska E., Domek P., Jakubowska-Krepska N., Kwasizur K., Messyasz B., Pełechata A., Pełechaty M., Kokocinski M., García-Murcia A., Real M., Romans E., Noguero-Ribes J., Duque D.P., Fernández-Morán E., Karakaya N., Häggqvist K., Demir N., Beklioğlu M., Filiz N., Levi E.E., Iskin U., Bezirci G., Tavşanoğlu Ü.N., Özhan K., Gkelis S., Panou M., Fakioglu Ö., Avagianos C., Kaloudis T., Çelik K., Yilmaz M., Marcé R., Catalán N., Bravo A.G., Buck M., Colom-Montero W., Mustonen K., Pierson D., Yang Y., Raposeiro P.M., Gonçalves V., Antoniou M.G., Tsiarta N., McCarthy V., Perello V.C., Feldmann T., Laas A., Panksep K., Tuvikene L., Gagala I., Mankiewicz-Boczek J., Yağcı M.A., Çınar Ş., Çapkın K., Yağcı A., Cesur M., Bilgin F., Bulut C., Uysal R., Obertegger U., Boscaini A., Flaim G., Salmaso N., Cerasino L., Richardson J., Visser P.M., Verspagen J.M.H., Karan T., Soylu E.N., Maraşlıoğlu F., Napiórkowska-Krzebietke A., Ochocka A., Pasztaleniec A., Antão-Geraldes A.M., Vasconcelos V., Morais J., Vale M., Köker L., Akçaalan R., Albay M., Maronić D.Š., Stević F., Pfeiffer T.Ž., Fonvielle J., Straile D., Rothhaupt K.-O., Hansson L.-A., Urrutia-Cordero P., Bláha L., Geriš R., Fránková M., Koçer M.A.T., Alp M.T., Remec-Rekar S., Elersek T., Triantis T., Zervou S.-K., Hiskia A., Haande S., Skjelbred B., Madrecka B., Nemova H., Drastichova I., Chomova L., Edwards C., Sevindik T.O., Tunca H., Önem B., Aleksovski B., Krstić S., Vucelić I.B., Nawrocka L., Salmi P., Machado-Vieira D., de Oliveira A.G., Delgado-Martín J., García D., Cereijo J.L., Gomà J., Trapote M.C., Vegas-Vilarrúbia T., Obrador B., Grabowska M., Karpowicz M., Chmura D., Úbeda B., Gálvez J.Á., Özen A., Christoffersen K.S., Warming T.P., Kobos J., Mazur-Marzec H., Pérez-Martínez C., Ramos-Rodríguez E., Arvola L., Alcaraz-Párraga P., Toporowska M., Pawlik-Skowronska B., Niedźwiecki M., Pęczuła W., Leira M., Hernández A., Moreno-Ostos E., Blanco J.M., Rodríguez V., Montes-Pérez J.J., Palomino R.L., Rodríguez-Pérez E., Carballeira R., Camacho A., Picazo A., Rochera C., Santamans A.C., Ferriol C., Romo S., Soria J.M., Dunalska J., Sieńska J., Szymański D., Kruk M., Kostrzewska-Szlakowska I., Jasser I., Žutinić P., Udovič M.G., Plenković-Moraj A., Frąk M., Bańkowska-Sobczak A., Wasilewicz M., Özkan K., Maliaka V., Kangro K., Grossart H.-P., Paerl H.W., Carey C.C., Ibelings B.W. 2018. Temperature Effects Explain Continental Scale Distribution of Cyanobacterial Toxins. Toxins, 10(4), 156[OpenAccess]
20. Konstantinou D., Gerovasileiou V., Voultsiadou E., Gkelis S. 2018. Sponges-Cyanobacteria associations: Global diversity overview and new data from the Eastern Mediterranean. PLoS ONE 13(3): e0195001.  [OpenAccess]

2017
19. Gkelis S., Panou M., Chronis I., Zervou S.K., Christophoridis Ch., Manolidi K., Ntislidou Ch., Triantis Th., Kaloudis T., Hiskia A., Kagalou I., Lazaridou M. 2017. Monitoring a newly re-born patient: water quality and cyanotoxin occurrence in a reconstructed shallow Mediterranean lake. Advances in Limnology and Oceanography 8 (1).    [OpenAccess]
18. Gkelis S., Vlamis A. 2017. Cancyanobacteria infect underground water sources? Indications from small scale monitoring of natural drinking water source. Advances in Limnology and Oceanography 8 (1).      [OpenAccess]

2016
17. Gkelis, S., Panou, M. 2016. Capturing biodiversity: linking a cyanobacteria culture collection to the “scratchpads” virtual research environment enhances biodiversity knowledge. Biodiversity Data Journal 4: e7965 [OpenAccess]
16. Gkelis, S., Ourailidis, I., Panou, M, Pappas, N. 2016. Cyanobacteria of Greece: an annotated checklist. Biodiversity Data Journal 4: e10084  [OpenAccess]

2015
15. Gkelis S., Fernandez-Tussy, P., Zaoutsos, N. 2015. Isolation and preliminary characterization of cyanobacteria strains from freshwaters of Greece. Open Life Sci 10: 52-60.  [OpenAccess]
14. Gkelis S., Lanaras, T., Sivonen, K. 2015. Cyanobacterial toxic and bioactive peptides in freshwater bodies of Greece: concentrations, occurrence patterns and implications for human health. Mar. Drugs 2015, 13(10), 6319-6335.  [OpenAccess]
2014
13. Gkelis S., Zaoutsos, N. 2014. Cyanotoxin occurrence and potentially toxin producingcyanobacteria in freshwaters of Greece: A multi-disciplinary approach. Toxicon 78, 1-9.
12. Gkelis S., Papadimitriou T., Zaoutsos N., Leonardos I. 2014. Anthropogenic and climate-induced change favors toxic cyanobacteria blooms: Evidence from monitoring a highly eutrophic, urban Mediterranean lake. Harmful Algae. 39:322-333.
2011
11. Kormas K., Gkelis S., Vardaka E., Moustaka-Gouni M. 2011. Morphological and molecular analysis of bloom-forming Cyanobacteria in two eutrophic, shallow Mediterranean lakes. Limnologica 41, 167-173.
2010
10. Kormas, K.A., Vardaka, E., Moustaka-Gouni, M., Kontoyanni, V., Petridou, E., Gkelis S., Neofitou, C. 2010. Molecular detection of potentially toxic cyanobacteria and their associated bacteria in lake water column and sediment. World J. Microbiol. Biotechnol. 26, 1473-1482.
2009
9. Michaloudi, E., M. Moustaka-Gouni, Gkelis S., Pantelidakis, K. 2009. Plankton community structure during an Ecosystem Disruptive Algal Bloom of Prymnesium parvum J. Plankton Res. 31, 301-309.
8. M. Moustaka-Gouni, K. Kormas, E. Vardaka, M. Katsiapi, Gkelis S. 2009. Raphidiopsis mediterranea SKUJA represents non-heterocytous life-cycle stages of Cylindrospermopsis raciborskii (WOLOSZYNSKA) SEENAYYA et SUBBA RAJU in Lake Kastoria (Greece), its type locality: evidence by morphological and phylogenetic analysis Harmful Algae 8, 864-872.
7. Moustaka-Gouni, M., Kormas, K.A.R., Polykarpou, P., Gkelis S., Bobori, D.C., Vardaka, E. 2009. Polyphasic evaluation of Aphanizomenon issatschenkoi and Raphidiopsis mediterranea in a Mediterranean lake. J. Plankt. Res. 32, 927-936.
2006
6. Gkelis S., Lanaras, T., Sivonen, K. 2006. The presence of microcystins and other cyanobacterial bioactive peptides in aquatic fauna collected from Greek lakes. Aquat. Toxicol. 78, 32-41.
5. Moustaka-Gouni, M., Vardaka, E., Michaloudi, E., Kormas, K.A., Tryfon, E., Mihalatou, H., Gkelis S., Lanaras, T. 2006. Plankton food web structure in a eutrophic polymictic lake with a history of toxic cyanobacterial blooms. Limnol. Oceanogr. 51, 715-727.
2005
4. Gkelis S., Harjunpää, V., Lanaras, T., Sivonen, K. 2005. Diversity of hepatotoxic microcystins and bioactive anabaenopeptins in cyanobacterial blooms from Greek freshwaters. Environ. Toxicol. 20, 249-256.
3. Gkelis S.,  M. Moustaka-Gouni, Sivonen, K. Lanaras T. 2005. First report of the rare cyanobacterium Aphanizomenon ovalisporum Forti in Greek freshwaters and cyanotoxin occurrence. J. Plankton Res. 12, 1295-1300.
2. Gkelis S., Rajaniemi, P., Vardaka, E., Moustaka-Gouni, M., Lanaras, T., Sivonen, K. 2005. Limnothrix redekei (Van Goor) Meffert (Cyanobacteria) strains from Lake Kastoria, Greece form a separate phylogenetic group. Microb. Ecol. 49, 176-182.
1. Voultsiadou, E., Gkelis S. 2005. Greek and the phylum Porifera: A living language for living organisms. J. Zool. 267, 1-15