• Atypical presentation of an intra-articular osteoid osteoma in the proximal humerus excised with arthroscopy: A case report 

      Mitrousias V., Fyllos A., Karantanas A., Hantes M.E., Papachristou D., Zibis A. (2021)
      An adult man presented with a 5-month history of anterior right shoulder pain.He denied previous trauma or night pain.On the otherwise normal physical examination, pain was elicited in maximum abduction and external ...
    • Cholesterol metabolism related genes in osteoarthritis 

      Papathanasiou I., Anastasopoulou L., Tsezou A. (2021)
      Cholesterol homeostasis plays a significant role in skeletal development and the dysregulation of cholesterol-related mechanism has been shown to be involved in the development of cartilage diseases including osteoarthritis ...
    • Chondrocyte protein co-synthesis network analysis links ECM mechanosensing to metabolic adaptation in osteoarthritis 

      Destouni A., Tsolis K.C., Economou A., Papathanasiou I., Balis C., Mourmoura E., Tsezou A. (2021)
      Background: Knee osteoarthritis (OA) is one of the most common structural OA disorders globally. Incomplete understanding of the fundamental biological aspects of osteoarthritis underlies the current lack of effective ...
    • Comparative proteomic analysis of hypertrophic chondrocytes in osteoarthritis 

      Tsolis K.C., Bei E.S., Papathanasiou I., Kostopoulou F., Gkretsi V., Kalantzaki K., Malizos K., Zervakis M., Tsezou A., Economou A. (2015)
      Background: Osteoarthritis (OA) is a multi-factorial disease leading progressively to loss of articular cartilage and subsequently to loss of joint function. While hypertrophy of chondrocytes is a physiological process ...
    • Deciphering osteoarthritis genetics across 826,690 individuals from 9 populations 

      Boer C.G., Hatzikotoulas K., Southam L., Stefánsdóttir L., Zhang Y., Coutinho de Almeida R., Wu T.T., Zheng J., Hartley A., Teder-Laving M., Skogholt A.H., Terao C., Zengini E., Alexiadis G., Barysenka A., Bjornsdottir G., Gabrielsen M.E., Gilly A., Ingvarsson T., Johnsen M.B., Jonsson H., Kloppenburg M., Luetge A., Lund S.H., Mägi R., Mangino M., Nelissen R.R.G.H.H., Shivakumar M., Steinberg J., Takuwa H., Thomas L.F., Tuerlings M., Loughlin J., Arden N., Birrell F., Carr A., Deloukas P., Doherty M., McCaskie A.W., Ollier W.E.R., Rai A., Ralston S.H., Spector T.D., Wallis G.A., Martinsen A.E., Willer C., Fors E.A., Mundal I., Hagen K., Nilsen K.B., Lie M.U., Børte S., Brumpton B., Nielsen J.B., Fritsche L.G., Zhou W., Heuch I., Storheim K., Tyrpenou E., Koukakis A., Chytas D., Evangelopoulos D.S., Efstathios C., Pneumaticos S., Nikolaou V.S., Malizos K., Anastasopoulou L., Abecasis G., Baras A., Cantor M., Coppola G., Deubler A., Economides A., Lotta L.A., Overton J.D., Reid J.G., Shuldiner A., Karalis K., Siminovitch K., Beechert C., Forsythe C., Fuller E.D., Gu Z., Lattari M., Lopez A., Schleicher T.D., Padilla M.S., Widom L., Wolf S.E., Pradhan M., Manoochehri K., Bai X., Balasubramanian S., Boutkov B., Eom G., Habegger L., Hawes A., Krasheninina O., Lanche R., Mansfield A.J., Maxwell E.K., Nafde M., O'Keeffe S., Orelus M., Panea R., Polanco T., Rasool A., Salerno W., Staples J.C., Li D., Sharma D., Banerjee I., Bovijn J., Locke A., Verweij N., Haas M., Hindy G., De T., Akbari P., Sosina O., Ferreira M.A.R., Jones M.B., Mighty J., LeBlanc M.G., Mitnaul L.J., Babis G.C., Cheung J.P.Y., Kang J.H., Kraft P., Lietman S.A., Samartzis D., Slagboom P.E., Stefansson K., Thorsteinsdottir U., Tobias J.H., Uitterlinden A.G., Winsvold B., Zwart J.-A., Davey Smith G., Sham P.C., Thorleifsson G., Gaunt T.R., Morris A.P., Valdes A.M., Tsezou A., Cheah K.S.E., Ikegawa S., Hveem K., Esko T., Wilkinson J.M., Meulenbelt I., Lee M.T.M., van Meurs J.B.J., Styrkársdóttir U., Zeggini E., arcOGEN Consortium, HUNT All-In Pain, ARGO Consortium, Regeneron Genetics Center (2021)
      Osteoarthritis affects over 300 million people worldwide. Here, we conduct a genome-wide association study meta-analysis across 826,690 individuals (177,517 with osteoarthritis) and identify 100 independently associated ...
    • Differential expression of leptin and leptin's receptor isoform (Ob-Rb) mRNA between advanced and minimally affected osteoarthritic cartilage; effect on cartilage metabolism 

      Simopoulou, T.; Malizos, K. N.; Iliopoulos, D.; Stefanou, N.; Papatheodorou, L.; Ioannou, M.; Tsezou, A. (2007)
      Objective: To investigate leptin's effect on cartilage metabolism and the pathophysiology of osteoarthritis (OA). Methods: Messenger RNA (mRNA) expression and protein levels of leptin and leptin's receptor isoforms were ...
    • Diffuse pigmented villonodular synovitis of the knee joint: 3-year follow-up of a case report 

      Koutalos A.A., Ragias D., Rizniotopoulos E., Tsanadis K., Xydias E., Tsoukalas N., Charalampakis N., Trogkanis N., Ioannou M., Malizos K.N., Tolia M. (2022)
      Pigmented villonodular synovitis (PVNS) is a proliferative, recurrent and locally invasive disease of the synovium. The symptoms of the disorder are not typical and thus it is very often misdiagnosed. Most of the times, ...
    • A genome-wide association study identifies an osteoarthritis susceptibility locus on chromosome 7q22 

      Kerkhof, H. J. M.; Lories, R. J.; Meulenbelt, I.; Jonsdottir, I.; Valdes, A. M.; Arp, P.; Ingvarsson, T.; Jhamai, M.; Jonsson, H.; Stolk, L.; Thorleifsson, G.; Zhai, G.; Zhang, F.; Zhu, Y.; Van Der Breggen, R.; Carr, A.; Doherty, M.; Doherty, S.; Felson, D. T.; Gonzalez, A.; Halldorsson, B. V.; Hart, D. J.; Hauksson, V. B.; Hofman, A.; Ioannidis, J. P. A.; Kloppenburg, M.; Lane, N. E.; Loughlin, J.; Luyten, F. P.; Nevitt, M. C.; Parimi, N.; Pols, H. A. P.; Rivadeneira, F.; Slagboom, E. P.; Styrḱarsd́ottir, U.; Tsezou, A.; Van De Putte, T.; Zmuda, J.; Spector, T. D.; Stefansson, K.; Uitterlinden, A. G.; Van Meurs, J. B. J. (2010)
      Objective. To identify novel genes involved in osteoarthritis (OA), by means of a genome-wide association study. Methods. We tested 500,510 single-nucleotide polymorphisms (SNPs) in 1,341 Dutch Caucasian OA cases and 3,496 ...
    • Hypoxia-induced collagen crosslinking as a mechanism for enhancing mechanical properties of engineered articular cartilage 

      Makris, E. A.; Hu, J. C.; Athanasiou, K. A. (2013)
      Objective: The focus of tissue engineering of neocartilage has traditionally been on enhancing extracellular matrix and thus biomechanical properties. Emphasis has been placed on the enhancement of collagen type and quantity, ...
    • The role of Dickkopf-1 in joint remodeling and fibrosis: A link connecting spondyloarthropathies and scleroderma? 

      Klavdianou K., Liossis S.-N., Sakkas L., Daoussis D. (2017)
      Background Dickkopf-1 (Dkk-1) is a soluble inhibitor of the canonical Wnt pathway, which plays critical roles in embryonic development. Evidence suggests that this molecule regulates several aspects of both bone biology ...
    • Serum microRNA array analysis identifies miR-140-3p, miR-33b-3p and miR-671-3p as potential osteoarthritis biomarkers involved in metabolic processes 

      Ntoumou E., Tzetis M., Braoudaki M., Lambrou G., Poulou M., Malizos K., Stefanou N., Anastasopoulou L., Tsezou A. (2017)
      Background: MicroRNAs (miRNAs) in circulation have emerged as promising biomarkers. In this study, we aimed to identify a circulating miRNA signature for osteoarthritis (OA) patients and in combination with bioinformatics ...
    • Understanding the role of chondrocytes in osteoarthritis: utilizing proteomics 

      Trachana V., Mourmoura E., Papathanasiou I., Tsezou A. (2019)
      Introduction: Proteomic analyses have been acknowledged to carry a significant prospective in elucidating the pathogenesis of several diseases, including osteoarthritis (OA). But it has not been an easy road: major technical ...