Antioxidant activity and bioactive components of the aerial parts of Hypericum perforatum L. from Epirus, Greece EM Gioti, YC Fiamegos, DC Skalkos, CD Stalikas Food Chemistry 117 (3), 398-404, 2009 | 123 | 2009 |
Single-drop liquid-phase microextraction for the determination of hypericin, pseudohypericin and hyperforin in biological fluids by high performance liquid chromatography EM Gioti, DC Skalkos, YC Fiamegos, CD Stalikas Journal of Chromatography a 1093 (1-2), 1-10, 2005 | 98 | 2005 |
Innovation dimensions and business performance under environmental uncertainty D Kafetzopoulos, E Psomas, D Skalkos European Journal of Innovation Management 23 (5), 856-876, 2020 | 89 | 2020 |
The relationship between EFQM enablers and business performance: The mediating role of innovation D Kafetzopoulos, K Gotzamani, D Skalkos Journal of Manufacturing Technology Management 30 (4), 684-706, 2019 | 86 | 2019 |
Hypericum perforatum L. extract–Novel photosensitizer against human bladder cancer cells NE Stavropoulos, A Kim, UU Nseyo, I Tsimaris, TD Chung, TA Miller, ... Journal of Photochemistry and Photobiology B: Biology 84 (1), 64-69, 2006 | 58 | 2006 |
Valorization of fruits by-products to unconventional sources of additives, oil, biomolecules and innovative functional foods C Dimou, HC Karantonis, D Skalkos, AE Koutelidakis Current pharmaceutical biotechnology 20 (10), 776-786, 2019 | 56 | 2019 |
Photophysical properties of Hypericum perforatum L. extracts–Novel photosensitizers for PDT D Skalkos, E Gioti, CD Stalikas, H Meyer, TG Papazoglou, G Filippidis Journal of Photochemistry and Photobiology B: Biology 82 (2), 146-151, 2006 | 55 | 2006 |
Iminium salt of copper benzochlorin (CDS1), a novel photosensitizer for photodynamic therapy: mechanism of cell killing JA Hampton, D Skalkos, PM Taylor, SH Selman Photochemistry and photobiology 58 (1), 100-105, 1993 | 44 | 1993 |
OBSERVATIONS ON THE SYNTHESIS AND in vivo PHOTODYNAMIC ACTIVITY OF SOME BENZOCHLORINS AR Morgan, D Skalkos, G Maguire, A Rampersaud, G Garbo, R Keck, ... Photochemistry and photobiology 55 (1), 133-136, 1992 | 44 | 1992 |
Copper benzochlorin, a novel photosensitizer for photodynamic therapy: effects on a transplantable urothelial tumor SH Selman, JA Hampton, AR Morgan, RW Keck, AD Balkany, D Skalkos Photochemistry and photobiology 57 (4), 681-685, 1993 | 43 | 1993 |
An audit of innovation drivers: some empirical findings in Greek agri-food firms D Kafetzopoulos, D Skalkos European Journal of Innovation Management 22 (2), 361-382, 2019 | 40 | 2019 |
Improved method for the in vitro assessment of antioxidant activity of plant extracts by headspace solid-phase microextraction and gas chromatography–electron capture detection EM Gioti, YC Fiamegos, DC Skalkos, CD Stalikas Journal of chromatography A 1152 (1-2), 150-155, 2007 | 39 | 2007 |
Consumers’ trust in Greek traditional foods in the post COVID-19 era D Skalkos, IS Kosma, A Vasiliou, RPF Guine Sustainability 13 (17), 9975, 2021 | 32 | 2021 |
The lipophilic extract of Hypericum perforatum exerts significant cytotoxic activity against T24 and NBT-II urinary bladder tumor cells D Skalkos, NE Stavropoulos, I Tsimaris, E Gioti, CD Stalikas, UO Nseyo, ... Planta medica 71 (11), 1030-1035, 2005 | 32 | 2005 |
Consumers’ attitude and perception toward traditional foods of northwest Greece during the COVID-19 pandemic D Skalkos, IS Kosma, E Chasioti, A Skendi, M Papageorgiou, RPF Guiné Applied Sciences 11 (9), 4080, 2021 | 30 | 2021 |
Synthesis and in vivo photodynamic activity of some bacteriochlorin derivatives against bladder tumors in rodents AR Morgan, GM Garbo, RW Keck, SH Selman, D Skalkos Journal of medicinal chemistry 34 (7), 2126-2133, 1991 | 30 | 1991 |
Imines of porphyrins, of porphyrin derivatives, and of related compounds, and pharmaceutical compositions containing such imines D Skalkos, SH Selman, JA Hampton, AR Morgan US Patent 5,744,598, 1998 | 25 | 1998 |
Developing and validating an innovation drivers' measurement instrument in the agri-food sector D Kafetzopoulos, F Vouzas, D Skalkos British Food Journal 122 (4), 1199-1214, 2020 | 24 | 2020 |
Does Hypericum perforatum L. extract show any specificity as photosensitizer for HL-60 leukemic cells and cord blood hemopoietic progenitors during photodynamic therapy? D Kapsokalyvas, H Dimitriou, D Skalkos, G Konstantoudakis, G Filippidis, ... Journal of Photochemistry and Photobiology B: Biology 80 (3), 208-216, 2005 | 24 | 2005 |
Method of treating cancer tumors with imine porphyrin compounds D Skalkos, SH Selman, JA Hampton US Patent 5,512,559, 1996 | 24 | 1996 |