Seven abstracts accepted for the ISMRM annual meeting


Hanni M, Nissi MJ, Rautiainen J, Saarakkala S, Ellermann J, and Nieminen MT. Determination of correlation time in articular cartilage by T1rho relaxation dispersion. (oral)

Nissi MJ, Michaeli S, Mangia S, Auerbach E, Ellermann J, Lammentausta E, and Nieminen MT. Reduction of magic angle effect for quantitative MRI of articular cartilage in vivo. (poster)

Rautiainen J, Nissi MJ, Salo E-N, Kokkonen H, Michaeli S, Mangia S, Gröhn O, Töyräs J, and Nieminen MT. Response of Quantitative MRI to Artificial Collagen Cross-linking of articular Cartilage. (oral)

Peuna A, Hekkala J, Haapea M, Podlipska J, Nieminen MT, Saarakkala S, and Lammentausta E. Gray level co-occurrence matrix approach for T2 analysis of cartilage in knee osteoarthritis. (oral)

Casula V, Nissi MJ, Autio J, Michaeli S, Mangia S, Auerbach E, Ellermann J, Lammentausta E, and Nieminen MT. Optimization of adiabatic T1ρ and T2ρ for quantification of articular cartilage at 3T. (poster)

Casula V, Autio J, Nissi MJ, Lammentausta E, Michaeli S, Mangia S, Auerbach E, Ellermann J, and Nieminen MT. Validation of adiabatic T1ρ and T2ρ mapping of articular cartilage at 3T. (poster)

Räsänen LP, Zbyn S, Nieminen MT, Lammentausta E, Deligianni X, Bieri O, Trattnig S, Korhonen RK. Importance of Biexponential T2* and Partial Volume Effect Corrections on Quantification of Sodium Concentrations and Fixed Charge Density of Articular Cartilage with 23Na-MRI at 7T. (poster)







Research article published


Kallio-Pulkkinen S, Haapea M, Liukkonen E, Huumonen S, Tervonen O, Nieminen MT.
Comparison between DICOM-calibrated and uncalibrated consumer grade and 6-MP displays under different lighting conditions in panoramic radiography.
Dentomaxillofac Radiol. 2015; 44(5).







Four abstracts for the ORS 2015 annual meeting accepted


Hirvasniemi J, Adjei Y, Thevenot J, Määttä M, Pulkkinen P, Ojala R, Korpelainen R, Saarakkala S, Jämsä T. Femoral Geometry and BMD in Patients With Hip Osteoarthritis and Those With Hip Fracture During a Six-year Follow-up. (poster)

Karhula SS, Finnilä MA, Kauppinen S, Nieminen HJ and Saarakkala S. Effects of Articular Cartilage Constituents on Phosphotungstic Acid Enhanced Micro-CT Imaging. (poster)

Oinas, JMT; Finnila, MAJ; Rieppo, L; Kauppinen, S; Valkealahti, M; Lehenkari, P; Saarakkala, S. Fourier Transform Infrared (FTIR) Microspectroscopy of Human Articular Cartilage With Different Grades of Osteoarthritis. (poster)

Wajiha, B; Podlipská, J; Oinas, J; Karhula, S; Saarakkala, S. Effects of Soft Tissue on Ultrasound Characterization of Articular Cartilage Degeneration: Experimental Study With Clinical Ultrasound Device. (poster)







Two abstracts for the 2015 OARSI world congress accepted (1 oral, 1 poster)


Podlipská, J; Guermazi, A; Liukkonen, E; Lammentausta E; Niinimäki J; Nieminen MT; Tervonen, O; Koski, JM; Saarakkala, S. Diagnostic Performance of Semi-Quantitative Knee Ultrasonography – Comparison with Magnetic Resonance Imaging Osteoarthritis Knee Score (MOAKS): Data from the Oulu Osteoarthritis Study. (oral)

Hirvasniemi, J; Kokkonen H; Thevenot, J; Finnilä, M; Venäläinen, M; Jämsä, T; Korhonen, R; Töyräs, J; Saarakkala, S. Comparison of subchondral bone density and structure of tibia measured from plain radiograph with micro-computed tomography. (poster)







Research article published


Munukka M, Waller B, Multanen J, Rantalainen T, Häkkinen A, Nieminen MT, Lammentausta E, Kujala UM, Paloneva J, Kautiainen H, Kiviranta I, Heinonen A.
Relationship between lower limb neuromuscular performance and bone strength in postmenopausal women with mild knee osteoarthritis.
J Musculoskelet Neuronal Interact. 2014; 14(4):418-24.







Research article published


Rautiainen J, Nissi MJ, Liimatainen T, Herzog W, Korhonen RK, Nieminen MT.
Adiabatic rotating frame relaxation of MRI reveals early cartilage degeneration in a rabbit model of anterior cruciate ligament transection.
Osteoarthritis and Cartilage 2014:22:1444-1452







Jérôme Thevenot invited as a research collaborator as the ETH Zurich


Jérôme Thevenot, Ph.D., has been invited for a period of three weeks in the Institute for Biomechanics at the ETH Zurich (Switzerland). A travelling grant has been awarded for the whole stay.







Research article accepted for publication


Thevenot J, Chen J, Finnilä M, Nieminen M, Lehenkari P, Saarakkala S, Pietikäinen M.
Local Binary Patterns to Evaluate Trabecular Bone Structure from Micro-CT Data: Application to Studies of Human Osteoarthritis. Lecture Notes in Computer Science (2014).
Presented at the ECCV 2014 workshop in Zurich (oral presentation).







Research article published


Casula V, Hirvasniemi J, Lehenkari P, Ojala R, Haapea M, Saarakkala S, Lammentausta E, Nieminen MT.
Association between quantitative MRI and ICRS arthroscopic grading of articular cartilage.
Knee Surg Sports Traumatol Arthrosc. (2014).







Simo Saarakkala selected as the Most Distinguished Researcher of the Year at University of Oulu


University of Oulu has selected Simo Saarakkala as the Most Distinguished Researcher of the Year. The award was given by the rector Lauri Lajunen at the Main Opening Event of the Academic Year 2014-2015.