![Tokyo, Japan. 31st July, 2021. TOKYO, JAPAN - JULY 31: Ioannis Fountoulis of Greece, Konstantinos Genidounias of Greece, Dimitrios Skoumpakis of Greece, Marios Kapotsis of Greece, Alexandros Papanastasiou of Greece, Georgios Dervisis Tokyo, Japan. 31st July, 2021. TOKYO, JAPAN - JULY 31: Ioannis Fountoulis of Greece, Konstantinos Genidounias of Greece, Dimitrios Skoumpakis of Greece, Marios Kapotsis of Greece, Alexandros Papanastasiou of Greece, Georgios Dervisis](https://c8.alamy.com/comp/2GAJEBR/tokyo-japan-31st-july-2021-tokyo-japan-july-31-ioannis-fountoulis-of-greece-konstantinos-genidounias-of-greece-dimitrios-skoumpakis-of-greece-marios-kapotsis-of-greece-alexandros-papanastasiou-of-greece-georgios-dervisis-of-greece-stylianos-argyropoulos-of-greece-konstantinos-mourikis-of-greece-christodoulos-kolomvos-of-greece-konstantinos-gkiouvetsis-of-greece-angelos-vlachopoulos-of-greece-konstantinos-galanidis-of-greece-during-the-tokyo-2020-olympic-waterpolo-tournament-men-match-between-team-south-africa-and-team-greece-at-tatsumi-waterpolo-centre-on-july-31-2021-in-to-2GAJEBR.jpg)
Tokyo, Japan. 31st July, 2021. TOKYO, JAPAN - JULY 31: Ioannis Fountoulis of Greece, Konstantinos Genidounias of Greece, Dimitrios Skoumpakis of Greece, Marios Kapotsis of Greece, Alexandros Papanastasiou of Greece, Georgios Dervisis
![Ioannis PAPANASTASIOU | Professor (Assistant) | MSc, PhD | National and Kapodistrian University of Athens, Athens | uoa | Faculty of Pharmacy Ioannis PAPANASTASIOU | Professor (Assistant) | MSc, PhD | National and Kapodistrian University of Athens, Athens | uoa | Faculty of Pharmacy](https://www.researchgate.net/profile/Ioannis-Papanastasiou/publication/339888626/figure/fig4/AS:868436494258176@1584062803378/Agomelatine_Q320.jpg)
Ioannis PAPANASTASIOU | Professor (Assistant) | MSc, PhD | National and Kapodistrian University of Athens, Athens | uoa | Faculty of Pharmacy
![Ioannis PAPANASTASIOU | Professor (Assistant) | MSc, PhD | National and Kapodistrian University of Athens, Athens | uoa | Faculty of Pharmacy Ioannis PAPANASTASIOU | Professor (Assistant) | MSc, PhD | National and Kapodistrian University of Athens, Athens | uoa | Faculty of Pharmacy](https://www.researchgate.net/profile/Ioannis-Papanastasiou/publication/357064012/figure/fig4/AS:1102352664788994@1639832764974/figure-fig4_Q320.jpg)
Ioannis PAPANASTASIOU | Professor (Assistant) | MSc, PhD | National and Kapodistrian University of Athens, Athens | uoa | Faculty of Pharmacy
![Ioannis PAPANASTASIOU | Professor (Assistant) | MSc, PhD | National and Kapodistrian University of Athens, Athens | uoa | Faculty of Pharmacy Ioannis PAPANASTASIOU | Professor (Assistant) | MSc, PhD | National and Kapodistrian University of Athens, Athens | uoa | Faculty of Pharmacy](https://www.researchgate.net/profile/Ioannis-Papanastasiou/publication/339888626/figure/fig1/AS:868436490072066@1584062802678/Highlighted-synthetic-routes-of-melatonin-1_Q320.jpg)
Ioannis PAPANASTASIOU | Professor (Assistant) | MSc, PhD | National and Kapodistrian University of Athens, Athens | uoa | Faculty of Pharmacy
![TOKYO, JAPAN - AUGUST 8: 2th place for Greece with Emmanouil Zerdevas of Greece, Konstantinos Genidounias of Greece, Dimitrios Skoumpakis of Greece, Marios Kapotsis of Greece, Ioannis Fountoulis of Greece, Alexandros Papanastasiou TOKYO, JAPAN - AUGUST 8: 2th place for Greece with Emmanouil Zerdevas of Greece, Konstantinos Genidounias of Greece, Dimitrios Skoumpakis of Greece, Marios Kapotsis of Greece, Ioannis Fountoulis of Greece, Alexandros Papanastasiou](https://c8.alamy.com/zooms/6/bb2c17489f75444988de9c30e0efdece/2gccyy1.jpg)
TOKYO, JAPAN - AUGUST 8: 2th place for Greece with Emmanouil Zerdevas of Greece, Konstantinos Genidounias of Greece, Dimitrios Skoumpakis of Greece, Marios Kapotsis of Greece, Ioannis Fountoulis of Greece, Alexandros Papanastasiou
![Ioannis PAPANASTASIOU | Professor (Assistant) | MSc, PhD | National and Kapodistrian University of Athens, Athens | uoa | Faculty of Pharmacy Ioannis PAPANASTASIOU | Professor (Assistant) | MSc, PhD | National and Kapodistrian University of Athens, Athens | uoa | Faculty of Pharmacy](https://www.researchgate.net/profile/Ioannis-Papanastasiou/publication/353581774/figure/fig1/AS:1051284031426560@1627657053142/The-life-cycle-of-T-brucei-T-cruzi-and-Leishmania-spp_Q320.jpg)
Ioannis PAPANASTASIOU | Professor (Assistant) | MSc, PhD | National and Kapodistrian University of Athens, Athens | uoa | Faculty of Pharmacy
![Ioannis PAPANASTASIOU | Professor (Assistant) | MSc, PhD | National and Kapodistrian University of Athens, Athens | uoa | Faculty of Pharmacy Ioannis PAPANASTASIOU | Professor (Assistant) | MSc, PhD | National and Kapodistrian University of Athens, Athens | uoa | Faculty of Pharmacy](https://www.researchgate.net/profile/Ioannis-Papanastasiou/publication/357230340/figure/fig1/AS:1103617725607936@1640134378958/Molecular-structure-of-compound-I-and-the-strategy-followed-for-the-elucidation-of-its_Q320.jpg)
Ioannis PAPANASTASIOU | Professor (Assistant) | MSc, PhD | National and Kapodistrian University of Athens, Athens | uoa | Faculty of Pharmacy
![Ioannis PAPANASTASIOU | Professor (Assistant) | MSc, PhD | National and Kapodistrian University of Athens, Athens | uoa | Faculty of Pharmacy Ioannis PAPANASTASIOU | Professor (Assistant) | MSc, PhD | National and Kapodistrian University of Athens, Athens | uoa | Faculty of Pharmacy](https://www.researchgate.net/profile/Ioannis-Papanastasiou/publication/339888626/figure/fig2/AS:868436494262272@1584062803086/Phenylalkyl-amides_Q320.jpg)
Ioannis PAPANASTASIOU | Professor (Assistant) | MSc, PhD | National and Kapodistrian University of Athens, Athens | uoa | Faculty of Pharmacy
![Ioannis PAPANASTASIOU | Professor (Assistant) | MSc, PhD | National and Kapodistrian University of Athens, Athens | uoa | Faculty of Pharmacy Ioannis PAPANASTASIOU | Professor (Assistant) | MSc, PhD | National and Kapodistrian University of Athens, Athens | uoa | Faculty of Pharmacy](https://www.researchgate.net/profile/Ioannis-Papanastasiou/publication/342277598/figure/fig1/AS:903803675086859@1592494996892/A-Animal-hosts-of-coronaviruses-Arrows-depict-the-transmission-of-different_Q320.jpg)
Ioannis PAPANASTASIOU | Professor (Assistant) | MSc, PhD | National and Kapodistrian University of Athens, Athens | uoa | Faculty of Pharmacy
![Ioannis PAPANASTASIOU | Professor (Assistant) | MSc, PhD | National and Kapodistrian University of Athens, Athens | uoa | Faculty of Pharmacy Ioannis PAPANASTASIOU | Professor (Assistant) | MSc, PhD | National and Kapodistrian University of Athens, Athens | uoa | Faculty of Pharmacy](https://www.researchgate.net/profile/Ioannis-Papanastasiou/publication/353581774/figure/tbl3/AS:1051284970954752@1627657277156/Target-Based-Drug-Design-against-Kinetoplastid-diseases_Q320.jpg)
Ioannis PAPANASTASIOU | Professor (Assistant) | MSc, PhD | National and Kapodistrian University of Athens, Athens | uoa | Faculty of Pharmacy
![Ioannis PAPANASTASIOU | Professor (Assistant) | MSc, PhD | National and Kapodistrian University of Athens, Athens | uoa | Faculty of Pharmacy Ioannis PAPANASTASIOU | Professor (Assistant) | MSc, PhD | National and Kapodistrian University of Athens, Athens | uoa | Faculty of Pharmacy](https://www.researchgate.net/profile/Ioannis-Papanastasiou/publication/357064012/figure/fig1/AS:1102352664805378@1639832764780/figure-fig1_Q320.jpg)
Ioannis PAPANASTASIOU | Professor (Assistant) | MSc, PhD | National and Kapodistrian University of Athens, Athens | uoa | Faculty of Pharmacy
![Ioannis PAPANASTASIOU | Professor (Assistant) | MSc, PhD | National and Kapodistrian University of Athens, Athens | uoa | Faculty of Pharmacy Ioannis PAPANASTASIOU | Professor (Assistant) | MSc, PhD | National and Kapodistrian University of Athens, Athens | uoa | Faculty of Pharmacy](https://www.researchgate.net/profile/Ioannis-Papanastasiou/publication/357230340/figure/tbl4/AS:1103617729806337@1640134379056/Composition-of-compound-II-tablet-formulations-mg_Q320.jpg)