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Αποτελέσματα 21-40 από 52

    • Genome-wide meta-analysis identifies 56 bone mineral density loci and reveals 14 loci associated with risk of fracture 

      Estrada, K.; Styrkarsdottir, U.; Evangelou, E.; Hsu, Y. H.; Duncan, E. L.; Ntzani, E. E.; Oei, L.; Albagha, O. M. E.; Amin, N.; Kemp, J. P.; Koller, D. L.; Li, G.; Liu, C. T.; Minster, R. L.; Moayyeri, A.; Vandenput, L.; Willner, D.; Xiao, S. M.; Yerges-Armstrong, L. M.; Zheng, H. F.; Alonso, N.; Eriksson, J.; Kammerer, C. M.; Kaptoge, S. K.; Leo, P. J.; Thorleifsson, G.; Wilson, S. G.; Wilson, J. F.; Aalto, V.; Alen, M.; Aragaki, A. K.; Aspelund, T.; Center, J. R.; Dailiana, Z.; Duggan, D. J.; Garcia, M.; Garcia-Giralt, N.; Giroux, S.; Hallmans, G.; Hocking, L. J.; Husted, L. B.; Jameson, K. A.; Khusainova, R.; Kim, G. S.; Kooperberg, C.; Koromila, T.; Kruk, M.; Laaksonen, M.; Lacroix, A. Z.; Lee, S. H.; Leung, P. C.; Lewis, J. R.; Masi, L.; Mencej-Bedrac, S.; Nguyen, T. V.; Nogues, X.; Patel, M. S.; Prezelj, J.; Rose, L. M.; Scollen, S.; Siggeirsdottir, K.; Smith, A. V.; Svensson, O.; Trompet, S.; Trummer, O.; van Schoor, N. M.; Woo, J.; Zhu, K.; Balcells, S.; Brandi, M. L.; Buckley, B. M.; Cheng, S. L.; Christiansen, C.; Cooper, C.; Dedoussis, G.; Ford, I.; Frost, M.; Goltzman, D.; Gonzalez-Macias, J.; Kahonen, M.; Karlsson, M.; Khusnutdinova, E.; Koh, J. M.; Kollia, P.; Langdahl, B. L.; Leslie, W. D.; Lips, P.; Ljunggren, O.; Lorenc, R. S.; Marc, J.; Mellstrom, D.; Obermayer-Pietsch, B.; Olmos, J. M.; Pettersson-Kymmer, U.; Reid, D. M.; Riancho, J. A.; Ridker, P. M.; Rousseau, F.; Slagboom, P. E.; Tang, N. L. S.; Urreizti, R.; Van Hul, W.; Viikari, J.; Zarrabeitia, M. T.; Aulchenko, Y. S.; Castano-Betancourt, M.; Grundberg, E.; Herrera, L.; Ingvarsson, T.; Johannsdottir, H.; Kwan, T.; Li, R.; Luben, R.; Medina-Gomez, C.; Palsson, S. T.; Reppe, S.; Rotter, J. I.; Sigurdsson, G.; van Meurs, J. B. J.; Verlaan, D.; Williams, F. M. K.; Wood, A. R.; Zhou, Y. H.; Gautvik, K. M.; Pastinen, T.; Raychaudhuri, S.; Cauley, J. A.; Chasman, D. I.; Clark, G. R.; Cummings, S. R.; Danoy, P.; Dennison, E. M.; Eastell, R.; Eisman, J. A.; Gudnason, V.; Hofman, A.; Jackson, R. D.; Jones, G.; Jukema, J. W.; Khaw, K. T.; Lehtimaki, T.; Liu, Y. M.; Lorentzon, M.; McCloskey, E.; Mitchell, B. D.; Nandakumar, K.; Nicholson, G. C.; Oostra, B. A.; Peacock, M.; Pols, H. A. P.; Prince, R. L.; Raitakari, O.; Reid, I. R.; Robbins, J.; Sambrook, P. N.; Sham, P. C.; Shuldiner, A. R.; Tylavsky, F. A.; van Duijn, C. M.; Wareham, N. J.; Cupples, L. A.; Econs, M. J.; Evans, D. M.; Harris, T. B.; Kung, A. W. C.; Psaty, B. M.; Reeve, J.; Spector, T. D.; Streeten, E. A.; Zillikens, M. C.; Thorsteinsdottir, U.; Ohlsson, C.; Karasik, D.; Richards, J. B.; Brown, M. A.; Stefansson, K.; Uitterlinden, A. G.; Ralston, S. H.; Ioannidis, J. P. A.; Kiel, D. P.; Rivadeneira, F. (2012)
      Bone mineral density (BMD) is the most widely used predictor of fracture risk. We performed the largest meta-analysis to date on lumbar spine and femoral neck BMD, including 17 genome-wide association studies and 32,961 ...

    • Hematologic and biochemical profile of juvenile and adult athletes of both sexes: Implications for clinical evaluation 

      Nikolaidis, M. G.; Protosygellou, M. D.; Petridou, A.; Tsalis, G.; Tsigilis, N.; Mougios, V. (2003)
      The aim of the present study was to compare the values of seventeen hematologic and biochemical parameters between juvenile and adult athletes and non-athletes of both sexes. 579 athletes and 241 non-athletes participated ...

    • Impact of the metabolic syndrome and its components combinations on arterial stiffness in Type 2 diabetic men 

      Levisianou, D.; Melidonis, A.; Adamopoulou, E.; Skopelitis, E.; Koutsovasilis, A.; Protopsaltis, I.; Zairis, M.; Kougialis, S.; Skoularigis, I.; Koukoulis, G.; Foussas, S.; Triposkiadis, F. (2009)
      Aim. Arterial stiffness (AS) is a risk marker of atherosclerosis and coronary artery disease, yet its association with metabolic syndrome (MS) in diabetic patients is not established. The aim of this study was to investigate ...

    • Impaired Expression of Genes Regulating Cholesterol Efflux in Human Osteoarthritic Chondrocytes 

      Tsezou, A.; Iliopoulos, D.; Malizos, K. N.; Simopoulou, T. (2010)
      Altered lipid metabolism has been implicated as a critical player in osteoarthritis (OA). Our study aimed to investigate the expression of genes regulating cholesterol efflux in human chondrocytes and to study the effect ...

    • In a flexible antagonist protocol, earlier, criteria-based initiation of GnRH antagonist is associated with increased pregnancy rates in IVF 

      Lainas, T.; Zorzovilis, J.; Petsas, G.; Stavropoulou, G.; Cazlaris, H.; Daskalaki, V.; Lainas, G.; Alexopoulou, E. (2005)
      BACKGROUND: The purpose of the study was to assess ongoing pregnancy rates across groups of patients treated by IVF, which were defined according to criteria aimed at the prevention of premature LH surge and used for ...

    • Inhibin alpha gene and susceptibility to premature ovarian failure: a data synthesis 

      Zintzaras, E. (2009)
      Candidate-gene association studies that examined the association between polymorphisms of the inhibin alpha gene (G769A, C16T and A124G) and premature ovarian failure (POF) have reported contradictory results. Thus, a ...

    • Initiation of GnRH antagonist on Day 1 of stimulation as compared to the long agonist protocol in PCOS patients. A randomized controlled trial: effect on hormonal levels and follicular development 

      Lainas, T. G.; Petsas, G. K.; Zorzovilis, I. Z.; Iliadis, G. S.; Lainas, G. T.; Cazlaris, H. E.; Kolibianakis, E. M. (2007)
      BACKGROUND: The optimal time for GnRH antagonist initiation is still debatable. The purpose of the current randomized controlled trial is to provide endocrine and follicular data during ovarian stimulation for IVF in ...

    • Insomnia and burnout in Greek Nurses 

      Kousloglou, S. A.; Mouzas, O. D.; Bonotis, K.; Roupa, Z.; Vasilopoulos, A.; Angelopoulos, N. V. (2014)
      Background/Aim: Sleep disturbances and burnout are possibly related to each other, although the exact nature of this relationship is still under investigation. The purpose of the study was to investigate the prevalence of ...

    • The Integrative Role of Sport in Multicultural Societies 

      Hatzigeorgiadis, A.; Morela, E.; Elbe, A. M.; Kouli, O.; Sanchez, X. (2013)
      Sport participation has been recognized as an important socializing agent; the sport environment is considered a suitable setting for the development of social and moral values, particularly for youth. Therefore, it can ...

    • Is 472G/A catechol-O-methyl-transferase gene polymorphism related to panic disorder? 

      Zintzaras, E.; Sakelaridis, N. (2007)
      Objectives Case-control studies relating 472G/A catechol-O-methyl-transferase polymorphism with the risk of developing panic disorder showed inconclusive or contradictory results. To shed some light on these results a ...

    • Maternal physical activity before and during early pregnancy as a risk factor for gestational diabetes mellitus 

      Harizopoulou, V. C.; Kritikos, A.; Papanikolaou, Z.; Saranti, E.; Vavilis, D.; Klonos, E.; Papadimas, I.; Goulis, D. G. (2010)
      The aim of this study was to assess whether the levels of physical activity before and during early pregnancy are associated with the prevalence of gestational diabetes mellitus (GDM). The study group included 160 puerperas. ...

    • Meta-analysis of association between the ASPN D-repeat and osteoarthritis 

      Nakamura, T.; Shi, D.; Tzetis, M.; Rodriguez-Lopez, J.; Miyamoto, Y.; Tsezou, A.; Gonzalez, A.; Jiang, Q.; Kamatani, N.; Loughlin, J.; Ikegawa, S. (2007)
      Osteoarthritis (OA) is the most common form of human arthritis. Genetic factors have been implicated in OA. It was reported that an aspartic acid (D)-repeat polymorphism in the gene encoding asporin (ASPN) was associated ...

    • Obstetric outcomes after treatment of periodontal disease during pregnancy: systematic review and meta-analysis 

      Polyzos, N. P.; Polyzos, I. P.; Zavos, A.; Valachis, A.; Mauri, D.; Papanikolaou, E. G.; Tzioras, S.; Weber, D.; Messinis, I. E. (2010)
      Objective To examine whether treatment of periodontal disease with scaling and root planing during pregnancy is associated with a reduction in the preterm birth rate. Design Systematic review and meta-analysis of randomised ...

    • Optimization of a gamma imaging probe for axillary sentinel lymph mapping 

      Georgiou, M.; Loudos, G.; Stratos, D.; Papadimitroulas, P.; Liakou, P.; Georgoulias, P. (2012)
      Sentinel lymph node (SLN) mapping is a technique for assessing whether early-stage invasive breast cancer has metastasized, thus determining prognosis and treatment options. SLN identification is achieved using the blue-dye ...

    • Ovulation induction and successful pregnancy outcome in two patients with Prop1 gene mutations 

      Voutetakis, A.; Sertedaki, A.; Livadas, S.; Maniati-Christidi, M.; Mademtzis, I.; Bossis, I.; Dacou-Voutetakis, C.; Messinis, I. E. (2004)
      Objective: To describe ovulation induction and pregnancy outcome in a unique model of genetically determined combined pituitary hormone deficiency (CPHD), with respect to the necessity for GH substitution therapy. Design: ...

    • Person-centered support and athletes' motivation for performance 

      Patsiaouras, A. (2008)
      The purpose of the study was to examine the effect of person-centered intervention on motivation for athletic performance. 74 volleyball players, 24 boys and 50 girls (M age = 13(-)yr., SD = 1.0), completed a motivation ...

    • Physical Fitness and Severity of Injuries in Contemporary Dance 

      Angioi, M.; Metsios, G. S.; Koutedakis, Y.; Twitchett, E.; Wyon, M. (2009)
      Limited data are available on whether different physical fitness levels are associated with injury severity in contemporary dancers. The aim of this study was to investigate this association in female dancers. Five ...

    • The prevalence of obstructive sleep apnea-hypopnea syndrome-related symptoms and their relation to airflow limitation in an elderly population receiving home care 

      Kleisiaris, C. F.; Kritsotakis, E. I.; Daniil, Z.; Tzanakis, N.; Papaioannou, A.; Gourgoulianis, K. I. (2014)
      Background: Both airflow limitation and obstructive sleep apnea-hypopnea syndrome (OSAHS)-related symptoms are most prevalent in the elderly population. Previous studies revealed significant associations between OSAHS-related ...

    • Redefining overweight and obesity in rheumatoid arthritis patients 

      Stavropoulos-Kalinoglou, A.; Metsios, G. S.; Koutedakis, Y.; Nevill, A. M.; Douglas, K. M.; Jamurtas, A.; van Zanten, Jjcsv; Labib, M.; Kitas, G. D. (2007)
      Objectives: To assess whether body mass index (BMI) and body fat (BF) differ between rheumatoid arthritis ( RA) patients, patients with non-inflammatory arthritis (osteoarthritis, OA) and healthy individuals, and whether ...

    • The relationship between jumping performance and isokinetic strength of hip and knee extensors and ankle plantar flexors 

      Tsiokanos, A.; Kellis, E.; Jamurtas, A.; Kellis, S. (2002)
      The purpose of this study was to examine the relationship between vertical jumping performance and isokinetic moment of force of knee extensors, hip extensors and ankle plantar flexors in adult males. Twenty-nine males ...