2020

44. Kaloudis T., Avagianos C., Zervou S.K., Hiskia A., Van Herk M., Visser P., Panou M., Gkelis S., Deftereos N., Miskaki P. 2020. Seasonal geosmin production from benthic cyanobacteria in a freshwater canal with implications for drinking water supplies. SETAC SciCon Europe 30th Annual Meeting. Online Meeting. 

2019

43. Santangelo J. and Global Urban Evolution Project Team. 2019. The Global Urban Evolution Project: Parallel Adaptation To The World’s Urban Jungles. Evolution 2019 Conference. Providence, Rhode Island, USA.

42. Vergou Y., Touraki M., Gkelis S. 2019. β-Ν-methylamino-L-alanine interferes with nitrogen assimilation in the cyanobacterium, non-BMAA producer, Synechococcus TAU-MAC 0499. 11th ICTC, Kraków, Poland.

41. Pappas D., Gkelis S., Kaloudis T., Panteris E. 2019. “I smell trouble”: cyanobacterial volatile organic compounds (VOCs) affect the root of Arabidopsis thaliana. 11th ICTC, Kraków, Poland.

40. Panou M., Giourieva V., Gkelis S. 2019.Cyanobacteria species recordings through statistics; a proposed TO(X)OLBOX. 11th ICTC, Kraków, Poland.

39. Pappas D., Gkelis S., Panteris E. 2019. Freshwater cyanobacterial compounds and the plant cytoskeleton – a “love to hate” story? 11th ICTC, Kraków, Poland.

38. Konstantinou D., Zervou S.-K., Mavrogonatou E., Giannogonas P., Gkelis S. 2019. A preliminary assessment of the potential of sponge-associated cyanobacteria to produce bioactive compounds. 11th ICTC, Kraków, Poland.

37. Panou M., Cegłowska M., Szubert K., Toruńska-Sitarz A., Mazur-Marzec H., Gkelis S. 2019. Profiling cyanobacteria diversity: is chemical heterogeneity driven by taxonomic distance? 11th ICTC, Kraków, Poland.

36. Gkelis S., Lortou U., Panou M. 2019. CO2-Bioproducts: A Microalgae Protocol for the Biosequestration of CO2. EUALGAE Final meeting and Conference, Madrid, Spain.

2018

35. Daskalaki E., Pachiadaki M., Gerovasileiou V., Voultsiadou E., Gkelis S. 2018. Microbial mat profiling in a shallow marine cave of the Aegean sea (eastern Mediterranean). 4th International Symposium for Anchialine Ecosystems, Lanzarote, Spain, 1-7 October. [Best Poster Award!]

34. Panou M. & Gkelis S. 2018. Novel cyanobacteria diversity in caves? Indications from Chios island, Greece. 4th International Symposium for Anchialine Ecosystems, Lanzarote, Spain, 1-7 October.

33. Panou M., Pappas D., Gkelis S. 2018 Exploration of cyanobacteria microbial life in Mediterranean terrestrial caves. 4th International Symposium for Anchialine Ecosystems, Lanzarote, Spain, 1-7 October. [Best Oral Award!]

32. Deligiannis E., Karousou R., Gkelis S. 2018 Cyanogenesis of white clover (Trifolium repens) populations in the urbanization gradient of Thessaloniki (Greece). 7th Balkan Botanical Congress, Novi Sad, Serbia, 10-14 September.

31. Hanlidou E., Koutouvela E., Tsoulkanaki O., Panou M., Gkelis S. 2018. Changes between current and past composition if the macro- and microflora in the rice fields of the National Park of the delta of Axios-Loudias-Aliakmon (N. Greece). 7th Balkan Botanical Congress, Novi Sad, Serbia, 10-14 September.

30. Karapliafis D., Mylona Z., Malea P., Gkelis S. 2018. Genetic diversity of Posidonia oceanica meadows in Thracian (Northern Aegean) sea: preliminary results. 7th Balkan Botanical Congress, Novi Sad, Serbia, 10-14 September.

29. Karousou R., Hanlidou E., Gkelis S., Koureas D., Kokkini S. 2018. Digitising historical botanical collections from a phytodiversity hot spot. 7th Balkan Botanical Congress, Novi Sad, Serbia, 10-14 September.

28. Lazarashvili E.K., Karousou R., Gkelis S. 2018. Greek elements in the nomenclature of the family Asteraceae. 7th Balkan Botanical Congress, Novi Sad, Serbia, 10-14 September.

27. Panou M. & Gkelis S. 2018. Characterisation of Nostocales cyanobacteria strains isolated from freshwaters of Greece. 7th Balkan Botanical Congress, Novi Sad, Serbia, 10-14 September.

26. Pappas D., Gkelis S., Panteris E. 2018. Effects of a toxic Microcystis (Cyanobacteria) strain on root cells of rice. 7th Balkan Botanical Congress, Novi Sad, Serbia, 10-14 September.

25. Raptis D., Karousou R., Gkelis S., Hanlidou E. 2018. TAU Herbarium: Digitisation of specimens from the early era of the Botanical exploration if Greece, 7th Balkan Botanical Congress, Novi Sad, Serbia, 10-14 September.

24. Siaraka K., Hanlidou E., Gkelis S., Karousou R. 2018. Digitisation of Dimitrios Zaganiaris historical botanical collections deposited in TAU (Greece), 7th Balkan Botanical Congress, Novi Sad, Serbia, 10-14 September.

23. Kaloudis T., Avagianos C., Diaz-Alvarez J., Panou M., Zervou S.V., Pisania M., Christophoridis C., Triantis T., Hiskia A., Gkelis S. 2018. Cyanobacteria taste & odor compounds; a study in freshwaters of Greece. SETAC 28th Europe Meeting 2018, Rome, Italy, 13-18 May.

2016

22. Konstantinou D., Gerovasileiou V., Voultsiadou E., Gkelis S. 2016. First report of Leptolyngbya (CYANOBACTERIA) species associated with marine sponges in the Aegean Sea. 41th CIESM Congress, Kiel, Germany, 12-16 September. Rapp. Comm. int. Mer Médit., 41 : 270.

21. Gkelis S., Panou M., Chronis I., Zervou S.-K., Christophoridis C., Manolidi K., Triantis T., Kaloudis T., Hiskia A., Kagalou I., Lazaridou M. 2016.Monitoring a newly re-born patient: Water quality and cyanotoxin occurrence in a reconstructed shallow Mediterranean lake. CYANOCOST Final meeting and Conference, Amsterdam, The Netherlands.

20. Díaz Álvarez, Javier, Avagianos, Chris, Pisania, Markella, Panou, Manthos, Triantis, Theodoros M., Hiskia, Anastasia, Gkelis, Spyros, Kaloudis, Trιantafyllos. 2016. Volatile and odorous metabolite profiles of cyanobacteria strains isolated from Greek freshwaters. Abstracts of the 10th ICTC Conference, Wuhan, China, 23-28 October. p.41.

19. Gkelis S.,;Christophoridis, Christophoros; Zervou, Sevasti-Kiriaki; Manolidi, Korina; Triantis, Theodoros M.; Kaloudis, Triantafyllos; Hiskia, Anastasia. 2016. Greek toxins revisited: What else is there? Abstracts of the 10th ICTC Conference, Wuhan, China, 23-28 October. p.20.

18. Konstantinou D., Zervou S. K., Christophoridis C., Triantis T. M., Hiskia A., Panou M., Kaloudis T., Voultsiadou E., Gkelis S. (2016) First report of a microcystin-producing cyanobacterium isolated from sponge. Abstracts of the 10th ICTC Conference, Wuhan, China, 23-28 October. p.55.

17. Panou, Manthos, Zervou, Sevasti-Kiriaki, Christophoridis, Christophoros, Manolidi, Korina, Triantis, Theodoros M., Kaloudis, Triantafyllos, Hiskia, Anastasia, Gkelis, Spyros. 2016.  First report of a microcystin-producing Cylindrospermopsis raciborscii strain isolated from Greece. Abstracts of the 10th ICTC Conference, Wuhan, China, 23-28 October. p.57.

16. Zervou, Sevasti-Kiriaki, Gkelis, Spyros, Kaloudis, Triantafyllos, Triantis, Theodoros M., Hiskia, Anastasia, Mazur-Marzec, Hanna. 2016. Structural elucidation of new cyanobacterial petide variants from Greek lakes. Abstracts of the 10th ICTC Conference, Wuhan, China, 23-28 October. p.18.

2015

15. Papanagiotou, G., Zervou S. K., Christophoridis C., Kaloudis T., Hiskia A.,  Gkelis S. 2015.  Characterization of commercially cultivated Arthrospira (‘Spirulina’) strains: a polyphasic approach. Abstracts of the the 2^nd EABA and EC Algae Contractors’ Conference and the 9^th International Algae Congress. Lisbon, Porugal. p.227 [poster]

14. Gkelis S., I. Chronis, I. Kagalou. 2015. Monitoring a newly re-born patient: Phytoplankton based water quality and cyanotoxin occurrence in a reconstructed shallow Mediterranean lake. ASLO 2015 Aquatic Sciences Meeting, Granada. Abstract ID27076.

13. Gkelis S. 2015. Cyanotoxin producers in Greek lakes: towards identifying them CYANOCOST WG-MC meeting, Seville, Spain. [link].

2014

12. Panou M., Gkelis S. 2014. Isolation and characterization of cyanobacteria from a recently restored, shallow, Mediterranean lake (Lake Karla, Greece). 8th Shallow Lakes Conference. Antalya, Turkey. p.173 [poster]  

2007

11. Katsiapi M., Vardaka E., Michaloudi E., Gkelis S., Kormas K. A., Moustaka-Gouni M. 2007. Plankton changes in a eutrophic lake with a history of toxic cyanobacterial blooms after sewage diversion. Abstracts of the 5^th Symposium of European Freshwater Sciences, Palermo, Italy, p. 216. [poster] 

10. Kormas K. A., Vardaka E., Kontogianni V., Gkelis S., Moustaka M., Neofytou C. 2007. Sediment and water column bacterial assemblages of Lake Kastoria, Greece. Abstracts of the 10^th Symposium of Aquatic Microbial Ecology, Faro, Portugal, p. 82. [poster]

2004

9. Gkelis S., Lanaras T., Sivonen K. 2004. Occurrence and concentration of microcystins in waterbodies of Greece. Abstracts of the 6th International Conference on Toxic Cyanobacteria, Bergen, Norway, p. 46. [poster]

8. Gkelis S., Harjunpää V., Lanaras T., Sivonen K. 2004. Screening waterbodies in Greece with HPLC, ELISA and PP1: Comparison of methods. Abstracts of the 6th International Conference on Toxic Cyanobacteria, Bergen, Norway, p. 75. [poster]

2002

7. Gkelis S., Vardaka E., Lanaras T. and Sivonen K 2002.The presence of microcystins in aquatic fauna collected from Greek lakes. International Conference on Advances in the Understanding of Cyanobacterial Toxins Occurrence, Controlling Factors and Analysis, Porto, Portugal, 10-11 March.

6. Gkelis S., Rajaniemi P., Moustaka M., Lanaras T. and Sivonen K. 2002. Morphological and molecular characterisation of Limnothrixredekei (Van Goor) Meffert strains. NorFa Workshop, Identification and molecular ecology methods for planktonic cyanobacteria, Helsinki, Finland, 3-10 August.

2001

5. Gkelis S., Vardaka E., Moustaka-Gouni M. and Lanaras T. 2001. The two most abundant toxic cyanobacteria in Greek lakes and their impact on water quality. In: M. Moustaka-Gouni, C.J. Bird, E.J. Cox & J. A. Raven (eds), 7^th International Phycological Congress, Thessaloniki, Greece, Phycologia, 40 (4), p. 123. [poster] 

4. Gkelis S., Harjunpää V., Vardaka E., Lanaras T. and Sivonen K. 2001. Occurrence of microcystins in Greek water blooms and isolated cyanobacterial strains. Abstracts of 5th International Conference on Toxic Cyanobacteria, Noosa, Queensland, Australia.

3. Gkelis S., Harjunpää V., Vardaka E., Lanaras T. and Sivonen K. 2001. Greek Cyanobacterial Toxins: Occurrence of microcystins in Greek water blooms and isolated cyanobacterial strains. Abstracts of NorFA workshop: Cyanobacterial Toxin Analyses, Turku, Finland, 9-14/6/2001

2000

2. Gkelis S., Vardaka E. & Lanaras T. 2000. Occurrence of Microcystis in Greek lakes. Abstracts of Eurocyan Workshop. Toulouse, France, 12-14 December 2000

1. Vardaka E., Gkelis S., Lanaras T. 2000. The occurrence of toxic cyanobacterial blooms in seven eutrophic lakes in Greece. Abstracts of the 2^nd Balkan Botanical Congress, Istanbul, Turkey, May 14-18, p.93. [poster]