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Spyridon Ν. Karras

aristotle university

36H-index
191Paper Count
4.8KCitation Count
Published Papers 88
Publication Date
Maternal Mediterranean Diet Adherence During Pregnancy and Autism-Related Traits in Preadolescence: A Sex-Stratified Analysis
err2026-08-11
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errSpyridon N. Karras; Maria Dalamaga; Maria Kypraiou; Vikentia Harizopoulou; Antonios Vlastos; Marios Anemoulis; Neoklis Georgopoulos; Georgios Mastorakos; Dimitrios G. Goulis
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Adolescent and Maternal Mediterranean Diet During Pregnancy Is Associated with Anxiety Symptoms in Early Adolescence: Results from the KLOTHO Cohort
err2026-05-29
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errSpyridon N. Karras; Maria Dalamaga; Maria Kypraiou; Vikentia Harizopoulou; Antonios Vlastos; Marios Anemoulis; Neoklis Georgopoulos; Georgios Mastorakos; Dimitrios G. Goulis
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Maternal Vitamin D Status at Delivery and Allergic Outcomes in Early Adolescence: Prospective Findings from the KLOTHO Birth Cohort
err2026-04-18
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errSpyridon N. Karras; Dimitrios G. Goulis; Nikolaos Angelopoulos; Vikentia Harizopoulou; Maria Kypraiou; Antonios Vlastos; Neoklis Georgopoulos; Georgios Mastorakos; Maria Dalamaga
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Determinants of oxidative stress in orthodox Christian women: A comparative analysis of monastic and non-monastic lifestyles
err2026-04-18
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PREAI
errSpyridon N. Karras; Konstantinos Michalakis; Fatme Al Anouti; Maria Kypraiou; Antonios Vlastos; Marios Anemoulis; Fotios Tekos; Zoi Skaperda; Periklis Vardakas; Costas Haitoglou; Evangelos G. Papanikolaou; Neoklis Georgopoulos; Georgios Tzimagiorgis; Demetrios Kouretas
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Effect of Vitamin D Supplementation on Oxidative Stress Biomarkers in Women Following Religious or Intermittent Fasting Patterns
err2026-03-03
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errSpyridon N. Karras; Konstantinos Michalakis; Maria Kypraiou; Marios Anemoulis; Antonios Vlastos; Georgios Tzimagiorgis; Costas Haitoglou; Fotios Tekos; Zoi Skaperda; Periklis Vardakas; Neoklis Georgopoulos; Evangelos G. Papanikolaou; Demetrios Kouretas
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Vitamin D supplementation and its impact on leptin and interleukin-6 in women following religious intermittent fasting: a controlled study
err2025-11-27
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errSpyridon N. Karras; Konstantinos Michalakis; Maria Kypraiou; Fatme Al Anouti; Hana Fakhoury; Cedric Annweiler; Stefan Pilz; Marios Anemoulis; Antonios Vlastos; Costas Haitoglou; Uwe Riedmann; Neoklis Georgopoulos; Evangelos G. Papanikolaou; Georgios Tzimagiorgis
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Evaluation of vitamin D status; vitamin D receptor expression; and innate immune mediators in COVID-19
err2025-08-27
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errFerdos Missilmani†‡; Dima Maarabouni†‡; Elie Salem-Sokhn‡; Spyridon N. Karras‡; Hana M. A. Fakhoury‡; Said El Shamieh‡
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Predictors of Vitamin D Status in Religious and Intermittent Fasting: A Comparative Study in Orthodox Nuns and Women from the General Population
err2025-05-13
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errKarras, Spyridon N.; Michalakis, Konstantinos; Kypraiou, Maria; Vlastos, Antonios; Anemoulis, Marios; Koukoulis, Georgios; Mouslech, Zadalla; Talidis, Filotas; Haitoglou, Costas; Michos, Georgios; Papanikolaou, Evangelos G.; Skoutas, Dimitrios; Georgopoulos, Neoklis; Tzimagiorgis, Georgios
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Effects of Religious Fasting on Markers of Oxidative Status in Vitamin D-Deficient and Overweight Orthodox Nuns versus Implementation of Time-Restricted Eating in Lay Women from Central and Northern Greece
err2024-09-29
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errKarras, Spyridon N.; Michalakis, Konstantinos; Tekos, Fotios; Skaperda, Zoi; Vardakas, Periklis; Ziakas, Panayiotis D.; Kypraiou, Maria; Anemoulis, Marios; Vlastos, Antonios; Tzimagiorgis, Georgios; Haitoglou, Costas; Georgopoulos, Neoklis; Papanikolaou, Evangelos G.; Kouretas, Demetrios
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International consensus on fasting terminology
err2024-08-01
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errKoppold, Daniela A.; Breinlinger, Carolin; Hanslian, Etienne; Kessler, Christian; Cramer, Holger; Khokhar, Anika Rajput; Peterson, Courtney M.; Tinsley, Grant; Vernieri, Claudio; Bloomer, Richard J.; Boschmann, Michael; Bragazzi, Nicola L.; Brandhorst, Sebastian; Gabel, Kelsey; Goldhamer, Alan C.; Grajower, Martin M.; Harvie, Michelle; Heilbronn, Leonie; Horne, Benjamin D.; Karras, Spyridon N.; Langhorst, Jost; Lischka, Eva; Madeo, Frank; Mitchell, Sarah J.; Papagiannopoulos-Vatopaidinos, Ioannis-Eleemon; Papagiannopoulou, Maria; Pijl, Hanno; Ravussin, Eric; Ritzmann-Widderich, Martha; Varady, Krista; Adamidou, Lilian; Chihaoui, Melika; de Cabo, Rafael; Hassanein, Mohamed; Lessan, Nader; Longo, Valter; Manoogian, Emily N. C.; Mattson, Mark P.; Muhlestein, J. Brent; Panda, Satchidananda; Papadopoulou, Sousana K.; Rodopaios, Nikolaos E.; Stange, Rainer; Michalsen, Andreas
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Associations between total, free and bioavailable 25-hydroxyvitamin D forms with adiponectin and irisin in maternal-neonatal pairs at birth from Greece
err2024-07-05
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errArabi, Tarek Ziad; Fakhoury, Hana M. A.; Tamim, Hani; Chun, Rene F.; Hewison, Martin; Alanouti, Fatme; Pilz, Stefan; Annweiler, Cedric; Tzimagiorgis, Georgios; Haitoglou, Costas; Karras, Spyridon N.
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The Mediterranean diet, but not time-restricted eating, mediates the effects of nesfatin on beta cell function among overweight, metabolically healthy individuals
err2024-04-24
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PREAI
errKarras, Spyridon N.; Koufakis, Theocharis; Dimakopoulos, Georgios; Popovic, Djordje S.; Adamidou, Lilian; Makedou, Kali; Kotsa, Kalliopi
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Vitamin D and behavioral disorders in older adults: results from the CLIP study
err2024-04-01
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errGilbert, Lucie; Bourgeais, Alexis; Karras, Spyridon N.; Gezen-Ak, Duygu; Dursun, Erdinc; Annweiler, Cedric
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Efficiency of the Vitamin D Status Diagnosticator amongst Geriatric Patients with COVID-19
err2024-03-15
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errCharonnat, Caroline; Sanchez-Rodriguez, Dolores; Karras, Spyridon N.; Gezen-Ak, Duygu; Dursun, Erdinc; Annweiler, Cedric
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A Mediterranean Eating Pattern Combining Energy and Time-Restricted Eating Improves Vaspin and Omentin Concentrations Compared to Intermittent Fasting in Overweight Individuals
err2023-12-09
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errKarras, Spyridon N.; Koufakis, Theocharis; Popovic, Djordje S.; Adamidou, Lilian; Karalazou, Paraskevi; Thisiadou, Katerina; Zebekakis, Pantelis; Makedou, Kali; Kotsa, Kalliopi
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Associations of free, bioavailable and total 25-hydroxyvitamin D with neonatal birth anthropometry and calcium homoeostasis in mother-child pairs in a sunny Mediterranean region
err2023-10-26
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errFakhoury, Hana M. A.; Arabi, Tarek Ziad; Tamim, Hani; Chun, Rene F.; Grant, William B.; Hewison, Martin; Alanouti, Fatme; Pilz, Stefan; Annweiler, Cedric; Tzimagiorgis, Georgios; Haitoglou, Costas; Karras, Spyridon N.
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Down regulation of the inverse relationship between parathyroid hormone and irisin in male vitamin D-sufficient HIV patients
err2023-05-28
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PREAI
errKarras, S. N.; Koufakis, T.; Dimakopoulos, G.; Zisimopoulou, E.; Mourampetzis, P.; Manthou, E.; Karalazou, P.; Thisiadou, K.; Tsachouridou, O.; Zebekakis, P.; Makedou, K.; Metallidis, S.; Kotsa, K.
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Guidelines for Preventing and Treating Vitamin D Deficiency: A 2023 Update in Poland
err2023-01-30
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errPludowski, Pawel; Kos-Kudla, Beata; Walczak, Mieczyslaw; Fal, Andrzej; Zozulinska-Ziolkiewicz, Dorota; Sieroszewski, Piotr; Peregud-Pogorzelski, Jaroslaw; Lauterbach, Ryszard; Targowski, Tomasz; Lewinski, Andrzej; Spaczynski, Robert; Wielgos, Miroslaw; Pinkas, Jaroslaw; Jackowska, Teresa; Helwich, Ewa; Mazur, Artur; Ruchala, Marek; Zygmunt, Arkadiusz; Szalecki, Mieczyslaw; Bossowski, Artur; Czech-Kowalska, Justyna; Wojcik, Marek; Pyrzak, Beata; Zmijewski, Michal A.; Abramowicz, Pawel; Konstantynowicz, Jerzy; Marcinowska-Suchowierska, Ewa; Bleizgys, Andrius; Karras, Spirydon N.; Grant, William B.; Carlberg, Carsten; Pilz, Stefan; Holick, Michael F.; Misiorowski, Waldemar
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Different patterns of changes in free 25-hydroxyvitamin D concentrations during intermittent fasting among meat eaters and non-meat eaters and correlations with amino acid intake
err2023-01-24
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PREAI
errKarras, Spyridon N.; Koufakis, Theocharis; Adamidou, Lilian; Dimakopoulos, Georgios; Karalazou, Paraskevi; Thisiadou, Katerina; Zebekakis, Pantelis; Makedou, Kali; Kotsa, Kalliopi
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