Research & Publications
1. Dimitrakopoulos S., Stefanatou P., Vlachos I., Selakovic M., Xenaki L-A., Ralli I., Soldatos R., Hatzimanolis A., Nianiakas N., Triantafyllou TF., Kosteletos I., Ntigridaki A., Foteli S., Mantonakis L., Ermiliou V., Voulgaraki M., Kollias C., Stefanis N. Don't blame psychosis, blame the lack of service: a message for Early Intervention from the Greek standard care model. BMC Psychiatry 2022 Aug 22;22(1):565. doi: 10.1186/s12888-022-04212-7
2. Dimitrakopoulos S, Vitoratou S, Mougiakos T, Bogeas N, Giotakos O, van Os J, Stefanis NC. Steinberg and Durell (1968) revisited: increased rates of First Episode Psychosis following military induction in Greek Army Recruits. Psychol Med. 2018 Apr;48(5):728-736. doi: 10.1017/S0033291717002276.
3. Dimitrakopoulos S, Konstantakopoulos G. Pharmacological agents under research for the maintenance treatment in bipolar disorder. Psychiatriki. 2015 Jul-Sep;26(3):169-80. PMID: 26480221.
4. Dimitrakopoulos S, Kollias C, Stefanis NC, Kontaxakis V. Early psychotic experiences: Interventions, problems and perspectives. Psychiatriki. 2015 Jan-Mar;26(1):45-54. PMID: 25880383.
5. Dimitrakopoulos S, Sakadaki E, Ploumpidis D. Pseudologia fantastica à deux: review and case study. Psychiatriki. 2014 Jul-Sep;25(3):192-9. PMID: 25367663.
6. Xenaki LA*, Dimitrakopoulos S*, Selakovic M, Stefanis N. Stress, Environment and Early Psychosis. Curr Neuropharmacol. 2024;22(3):437-460. doi: 10.2174/1570159X21666230817153631. *equal contribution
7. Xenaki L, Kollias C, Stefanatou P, Ralli I, Soldatos R, Dimitrakopoulos S, Hatzimanolis A, Triantafyllou T, Kosteletos I, Vlachos I, Selakovic M, Foteli S, Mantonakis L, Ermiliou V, Voulgaraki M, Psarra E, Gülöksüz S, van Os J, Stefanis N. Organization framework and preliminary findings from the Athens First‐Episode Psychosis Research Study. Early Intervention in Psychiatry, 2020; 14: 343– 355. doi.org/10.1111/eip.12865
8. Hatzimanolis, A., Stefanatou, P., Kattoulas, E., Ralli, I., Dimitrakopoulos, S., Foteli, S., Kosteletos I, Mantonakis L, Selakovic M, Soldatos R, Vlachos I, Xenaki L, Smyrnis N, Stefanis, N. Familial and socioeconomic contributions to premorbid functioning in psychosis: Impact on age at onset and treatment response. European Psychiatry, 2020, 63(1), E44. doi:10.1192/j.eurpsy.2020.41
9. Hatzimanolis A, Foteli S, Xenaki LA, Selakovic M, Dimitrakopoulos S, Vlachos I, Kosteletos I, Soldatos RF, Gazouli M, Chatzipanagiotou S, Stefanis N. Elevated serum kynurenic acid in individuals with first-episode psychosis and insufficient response to antipsychotics. Schizophrenia (Heidelb). 2024 Jul 10;10(1):61. doi: 10.1038/s41537-024-00483-z.
10. Kollias C, Xenaki L-A, Vlachos I, Dimitrakopoulos S, Kosteletos I, Nianiakas N, Stefanatou P, Stefanis N. The development of the Early Intervention in Psychosis (EIP) Outpatient Unit of Eginition University Hospital into an EIP Network Psychiatriki, 2020; 31, 2: 177-182 doi: 10.22365/jpsych.2020.312.177.
11. Soldatos R., Cearns M., Nielsen M., Kollias C., Xenaki L-A., Stefanatou P., Ralli I., Dimitrakopoulos S., Hatzimanolis A., Kosteletos I., Vlachos I., Selakovic M., Foteli S., Nianiakas N., Mantonakis L., Triantafyllou TF., Ntigridaki A., Ermiliou V., Voulgaraki M., Psarra E., Sørensen M., Bojesen K., Tangmose K., Sigvard A., Ambrosen K., Meritt T., Syeda W., Glenthøj B., Koutsouleris N., Pantelis C., Ebdrup B., Stefanis N. Prediction of early symptom remission in two independent samples of first-episode psychosis patients using machine learning. Schizophrenia Bulletin, 2021, Sep 18; sbab107. doi.org/10.1093/schbul/sbab107
12. Xenaki LA, Stefanatou P, Ralli E, Hatzimanolis A, Dimitrakopoulos S, Soldatos RF, Vlachos II, Selakovic M, Foteli S, Kosteletos I, Nianiakas N, Ntigridaki A, Triantafyllou TF, Voulgaraki M, Mantonakis L, Tsapas A, Bozikas VP, Kollias K, Stefanis NC. The relationship between early symptom severity, improvement and remission in first episode psychosis with jumping to conclusions. Schizophrenia Research, 2022, Vol. 240, p. 24-30 doi.org/10.1016/j.schres.2021.11.039
13. Kollias K., Xenaki L. A., Stefanatou P., Vlachos I., Dimitrakopoulos S., Selakovic M., Ralli I., Ntigrintaki A.A., Stefanis N. Tobacco and Alcohol and Cannabis Experience Questionnaires. Greek translation and test-retest reliability Psychiatriki 2022, May 16; 1-9. doi:10.22365/jpsych.2022.082
14. Mantonakis L, Stefanatou P, Tsionis A, Konstantakopoulos G, Xenaki LA, Ntigrintaki AA, Ralli I, Dimitrakopoulos S, Kollias K, Stefanis NC. Cognitive Inflexibility Predicts Negative Symptoms Severity in Patients with First-Episode Psychosis: A 1-Year Follow-Up Study. Brain Sci. 2024 Feb 5;14(2):162 doi: 10.3390/brainsci14020162.
15. Hatzimanolis A, Tosato S, Ruggeri M, Cristofalo D, Mantonakis L, Xenaki LA, Dimitrakopoulos S, Selakovic M, Foteli S, Kosteletos I, Vlachos I, Soldatos RF, Nianiakas N, Ralli I, Kollias K, Ntigrintaki AA, Stefanatou P, Murray RM, Vassos E, Stefanis NC. Diminished social motivation in early psychosis is associated with polygenic liability for low vitamin D. Transl Psychiatry. 2024 Jan 18;14(1):36. doi: 10.1038/s41398-024-02750-0.
16. Kosteletos I, Hatzimanolis A, Xenaki LA, Ralli I, Dimitrakopoulos S, Vlahos I, Selakovic M, Foteli S, Soldatos RF, Nianiakas N, Kollias K, Stefanis N. The relationship between bullying and symptom presentation in first-episode psychosis. Psychiatriki. 2023 Sep 29. doi: 10.22365/jpsych.2023.021.
17. Reif A, Bitter I, Buyze J, Cebulla K, Frey R, Fu DJ, Ito T, Kambarov Y, Llorca PM, Oliveira-Maia AJ, Messer T, Mulhern-Haughey S, Rive B, von Holt C, Young AH, Godinov Y; ESCAPE-TRD Investigators. Esketamine Nasal Spray versus Quetiapine for Treatment-Resistant Depression. N Engl J Med. 2023 Oct 5;389(14):1298-1309. doi: 10.1056/NEJMoa2304145.
18. Vlachos II, Selakovic M, Ralli I, Hatzimanolis A, Xenaki LA, Dimitrakopoulos S, Soldatos RF, Foteli S, Nianiakas N, Kosteletos I, Stefanatou P, Ntigrintaki AA, Triantafyllou TF, Voulgaraki M, Ermiliou V, Mantonakis L, Kollias K, Stefanis NC. Role of Clinical Insight at First Month in Predicting Relapse at the Year in First Episode of Psychosis (FEP) Patients. J Clin Med. 2023 Jun 25;12(13):4261. doi: 10.3390/jcm12134261.
19. Wahbeh MH, Peng X, Bacharaki S, Hatzimanolis A, Dimitrakopoulos S, Wohler E, Yang X, Yovo C, Maher BJ, Sobreira N, Stefanis NC, Avramopoulos D. A Missense Variant in CASKIN1's Proline-Rich Region Segregates with Psychosis in a Three-Generation Family. Genes (Basel). 2023 Jan 9;14(1):177. doi: 10.3390/genes14010177
20. Erzin G, Pries LK, Dimitrakopoulos S, Ralli I, Xenaki LA, Soldatos RF, Vlachos I, Selakovic M, Foteli S, Kosteletos I, Nianiakas N, Mantonakis L, Rizos E, Kollias K, Van Os J, Guloksuz S, Stefanis N. Association between exposome score for schizophrenia and functioning in first-episode psychosis: results from the Athens first-episode psychosis research study. Psychol Med. 2023 Apr;53(6):2609-2618. doi: 10.1017/S0033291721004542.
21. Konstantakopoulos G, Dimitrakopoulos S, Michalopoulou PG. The preclinical discovery and development of agomelatine for the treatment of depression. Expert Opin Drug Discov. 2020 Oct;15(10):1121-1132. doi: 10.1080/17460441.2020.1781087
22. Chasiropoulou C, Siouti N, Mougiakos T, Dimitrakopoulos S. The diathesis-stress model in the emergence of major psychiatric disorders during military service. Psychiatrike= Psychiatriki. 2019. 30 (4), 291-298
23. Kollias C, Dimitrakopoulos S, Xenaki LA, Stefanis N, Papageorgiou C. Evidence of advanced parental age linked to sporadic schizophrenia. Psychiatriki. 2019 Jan-Mar;30(1):24-31. doi: 10.22365/jpsych.2019.301.24.
24. Mostaid MS, Dimitrakopoulos S, Wannan C, Cropley V, Weickert CS, Everall IP, Pantelis C, Bousman CA. An Interleukin-1 beta (IL1B) haplotype linked with psychosis transition is associated with IL1B gene expression and brain structure. Schizophr Res. 2019 Feb; Feb;204:201-205. doi: 10.1016/j.schres.2018.09.008.
25. Kollias C, Xenaki LA, Dimitrakopoulos S, Kosteletos I, Kontaxakis V, Stefanis N, Papageorgiou C. Early psychosis intervention outpatient service of the 1st Psychiatric University Clinic in Athens: 3 Years of experience. Early Interv Psychiatry. 2018 Jun;12(3):491-496. doi: 10.1111/eip.12407.
26. Konstantakopoulos G, Dimitrakopoulos S, Michalopoulou PG. Drugs under early investigation for the treatment of bipolar disorder. Expert Opin Investig Drugs. 2015 Apr;24(4):477-90. doi: 10.1517/13543784.2015.1019061.
27. Oulis P, Dimitrakopoulos S, Konstantakopoulos G, Tsaltas E, Kollias K. Low-dose aripiprazole in the treatment of SSRI-induced bruxism. J Neuropsychiatry Clin Neurosci. 2012;24(3):E39. doi: 10.1176/appi.neuropsych.11070175.
28. Oulis P, Dimitrakopoulos S, Konstantakopoulos G, Tsaltas E, Kollias K. Capgras delusion in paranoid schizophrenia complicated by vascular dementia. J Neuropsychiatry Clin Neurosci. 2012;24(3):E28. doi: 10.1176/appi.neuropsych.11070162.
29. Maggouritsa, G., Kokaridas, D., Theodorakis, I., Patsiaouras, A., Mouzas, O., Dimitrakopoulos, S., & Diggelidis, N. The effect of a physical activity programme on improving mood profile of patients with schizophrenia. International Journal of Sport and Exercise Psychology, 2014. 12(3), 273–284. https://doi.org/10.1080/1612197X.2014.898968
PhD Thesis
Search for prodromal risk factors in the manifestation of cognitive deficits in patients with first episode psychosis
Research work exploring prodromal risk factors that contribute to the manifestation of cognitive deficits in patients with first episode psychosis.
View ThesisArticles & Podcasts
Articles and podcasts on mental health
Cannabis use and risk for psychotic disorders
Article about cannabis use and increased risk for psychotic disorders (Kathimerini newspaper)
View ArticleCannabis impact on mental health
Podcast in the "Perdiki Eisai" series (in2life.gr) about cannabis impact on mental health
Listen to PodcastPsychosis experience and early intervention
Podcast about psychosis experience and peer support best practices in mental health and early intervention in psychosis (EFSYN)
Listen to PodcastMonographs, Chapters in Scientific Books
1. Schizotypal Personality Questionnaire, Adult Version (SPI-A). Greek Translation by Kollias K, Dimitrakopoulos S, Liapis Ch. (2011) University of Athens, 1st Psychiatric Clinic, Eginition Hospital
2. Exercise as a means of prevention and rehabilitation of chronic diseases. Theodorakis I, Zourbanos N, Chatzigeorgiadis A, Dimitrakopoulos S, Krommydas Ch. (2013). Exercise, stress and anxiety. (Book chapter) Gerodimos (Ed.), pp. 343 – 359
3. Exercise as a means of prevention and rehabilitation of chronic diseases. Theodorakis I, Zourbanos N, Chatzigeorgiadis A, Dimitrakopoulos S. (2013). Exercise and depression. (Book chapter) Gerodimos (Ed.), pp. 363 – 385