KIMMO JOKIVARSI

Yhteystiedot

Tutkimusryhmät - UEF

• 
  Biolääketieteellinen MRI

PROJEKTIT - UEF

• 
  Lisäarvoa kuvantamisesta - PET/MRI terveys- ja hyvinvointiteknologian kehitysalustana, Investointi
• 
  Lisäarvoa kuvantamisesta - PET/MRI terveys- ja hyvinvointiteknologian kehitysalustana, Kehitys

Julkaisut

• Koponen, Lari M; Stenroos, Matti; Nieminen, Jaakko O; Jokivarsi, Kimmo; Gröhn, Olli; Ilmoniemi, Risto J. 2020. Individual head models for estimating the TMS-induced electric field in rat brain Scientific reports 10 1: 17397. 2020
• Takalo, Mari; Wittrahm, Rebekka; Wefers, Benedikt; Parhizkar, Samira; Jokivarsi, Kimmo; Kuulasmaa, Teemu; Mäkinen, Petra; Martiskainen, Henna; Wurst, Wolfgang; Xiang, Xianyuan; Marttinen, Mikael; Poutiainen, Pekka; Haapasalo, Annakaisa; Hiltunen, Mikko; Haass, Christian. 2020. The Alzheimer's disease-associated protective Plcγ2-P522R variant promotes immune functions Molecular neurodegeneration 15 1: 52. 2020
• Knight, MJ; Damion, RA; McGarry, BL; Bosnell, R; Jokivarsi, KT; Gröhn, OHJ; Jezzard, P; Harston, GWJ; Carone, D; Kennedy, J; El-Tawil, S; Elliot, J; Muir, KW; Clatworthy, P; Kauppinen, RA. 2019. Determining T2 relaxation time and stroke onset relationship in ischaemic stroke within apparent diffusion coefficient-defined lesions. A user-independent method for quantifying the impact of stroke in the human brain Biomedical spectroscopy and imaging 8 1-2: 11-28. 2019
• Yasmin, Amna; Pitkänen, Asla; Jokivarsi, Kimmo; Poutiainen, Pekka; Gröhn, Olli; Immonen, Riikka. 2019. MRS Reveals Chronic Inflammation in T2w MRI-Negative Perilesional Cortex - A 6-Months Multimodal Imaging Follow-Up Study Frontiers in neuroscience 13: 863. 2019
• Felszeghy, S; Viiri, J; Paterno, JJ; Hyttinen, JMT; Koskela, A; Chen, M; Leinonen, H; Tanila, H; Kivinen, N; Koistinen, A; Toropainen, E; Amadio, M; Smedowski, A; Reinisalo, M; Winiarczyk, M; Mackiewicz, J; Mutikainen, M; Ruotsalainen, AK; Kettunen, M; Jokivarsi, K; et al [Incl Kaarniranta, K; Kauppinen, A; Kinnunen, K; Levonen, A-L; Salminen, A; Tavi, P-P; Urtti, A]. 2018. Loss of NRF-2 and PGC-1[alpha] genes leads to retinal pigment epithelium damage resembling dry age-related macular degeneration Redox biology 2019; 20: 1-12. 2018
• Gabbouj, S; Natunen, T; Koivisto, H; Jokivarsi, K; Takalo, M; Marttinen, M; Wittrahm, R; Kemppainen, S; Naderi, R; Posado-Fernández, A; Ryhänen, S; Mäkinen, P; Paldanius, KMA; Doria, G; Poutiainen, P; Flores, O; Haapasalo, A; Tanila, H; Hiltunen, M. 2018. Intranasal insulin activates Akt2 signaling pathway in the hippocampus of wild-type but not in APP/PS1 Alzheimer model mice NEUROBIOLOGY OF AGING 2019; 75: 98-108. 2018
• Nair, Remya R; Koivisto, Henna; Jokivarsi, Kimmo; Miinalainen, Ilkka J; Autio, Kaija J; Manninen, Aki; Poutiainen, Pekka; Tanila, Heikki; Hiltunen, J Kalervo; Kastaniotis, Alexander J. 2018. Impaired mitochondrial fatty acid synthesis leads to neurodegeneration in mice JOURNAL OF NEUROSCIENCE 38 45: 9781-9800. 2018
• Stenroos, Petteri; Paasonen, Jaakko; Salo, Raimo A; Jokivarsi, Kimmo; Shatillo, Artem; Tanila, Heikki; Gröhn, Olli. 2018. Awake Rat Brain Functional Magnetic Resonance Imaging Using Standard Radio Frequency Coils and a 3D Printed Restraint Kit Frontiers in Neuroscience 12: 548. 2018
• McGarry BL, Jokivarsi KT, Knight MJ, Grohn OHJ, Kauppinen RA. 2017. A Magnetic Resonance Imaging Protocol for Stroke Onset Time Estimation in Permanent Cerebral Ischemia. Journal of visualized experiments 127: 1-6. 2017
• Norton Terence JT, Pereyra Marcelo, Knight Michael J, McGarry Bryony M, Jokivarsi Kimmo T, Grohn Olli HJ, Kauppinen Risto A. 2017. Stroke onset time determination using MRI relaxation times without non-ischaemic reference in a rat stroke model. Biomedical Spectroscopy and Imaging 6 1-2: 25-35. 2017
• Pirttimäki T, Salo RA, Shatillo A, Kettunen MI, Paasonen J, Sierra A, Jokivarsi K, Leinonen V, Andrade P, Quittek S, Pitkänen A, Gröhn O. 2016. Implantable RF-coil with multiple electrodes for long-term EEG-fMRI monitoring in rodents. JOURNAL OF NEUROSCIENCE METHODS 274: 154-163. 2016
• McGarry BL, Rogers HJ, Knight MJ, Jokivarsi KT, Sierra A, Gröhn OHJ, Kauppinen RA. 2016. Stroke onset time estimation from multispectral quantitative magnetic resonance imaging in a rat model of focal permanent cerebral ischemia. INTERNATIONAL JOURNAL OF STROKE 11 6: 677-82. 2016
• McGarry BL, Rogers HJ, Knight MJ, Jokivarsi KT, Gröhn OHJ, Kauppinen RA. 2016. Determining stroke onset time using quantitative MRI: High accuracy, sensitivity and specificity obtained from magnetic resonance relaxation times. Cerebrovascular Diseases Extra 6: 60-65. 2016
• Knight MJ, Mcgarry BL, Rogers HJ, Jokivarsi KT, Gröhn OHJ, Kauppinen RA. 2016. A spatiotemporal theory for MRI T2 relaxation time and apparent diffusion coefficient in the brain during acute ischaemia: application and validation in a rat acute stroke model. Journal of Cerebral Blood Flow & Metabolism 36 7: 1232-1243. 2016
• Brownell AL, Kuruppu D, Kil KE, Jokivarsi K, Poutiainen P, Zhu A, Maxwell M. 2015. PET imaging studies show enhanced expression of mGluR5 and inflammatory response during progressive degeneration in ALS mouse model expressing SOD1-G93A gene. JOURNAL OF NEUROINFLAMMATION [HTTP://WWW.JNEUROINFLAMMATION.COM/] 12: 217. 2015
• Hara Tetsuya, Truelove Jessica, Tawakol Ahmed, Wojtkiewicz Gregory R, Hucker William J, MacNabb Megan H, Brownell Anna-Liisa, Jokivarsi Kimmo, Kessinger Chase W, Jaff Michael R, Henke Peter K, Weissleder Ralph, Jaffer Farouc A. 2014. 18F-Fluorodeoxyglucose Positron Emission Tomography/Computed Tomography Enables the Detection of Recurrent Same-Site Deep Vein Thrombosis by Illuminating Recently Formed, Neutrophil-Rich Thrombus. CIRCULATION 2014 Sep 23;130(13): 1044-52. 2014
• Rogers Harriet J, McGarry Bryony L, Knight Michael J, Jokivarsi Kimmo T, Gröhn Olli H, Kauppinen Risto A. 2014. Timing the ischaemic stroke by 1H-MRI: improved accuracy using absolute relaxation times over signal intensities. NEUROREPORT 2014 Oct 22;25(15): 1180-1185. 2014
• Guo Y, Yuan H, Cho H, Kuruppu D, Jokivarsi K, Agarwal A, Shah K, Josephson L. 2013. High efficiency diffusion molecular retention tumor targeting. PLOS ONE [ONLINE] 2013;8(3):e58290.: e58290. 2013
• Hemminki O, Immonen R, Närväinen J, Kipar A, Paasonen J, Jokivarsi KT, Yli-Ollila H, Soininen P, Partanen K, Joensuu T, Parvianen S, Pesonen SK, Koski A, Vähä-Koskela M, Cerullo V, Pesonen S, Gröhn OH, Hemminki A. 2013. In vivo magnetic resonance imaging and spectroscopy identifies oncolytic adenovirus responders. INTERNATIONAL JOURNAL OF CANCER 6 DEC 2013 [Epub ahead of print]: --. 2013
• Jokivarsi KT, Liimatainen T, Kauppinen RA, Gröhn OH, Närväinen J. 2013. Relaxation Along a Fictitious Field (RAFF) and Z-spectroscopy using Alternating-Phase Irradiation (ZAPI) in Permanent Focal Cerebral Ischemia in Rat. PLOS ONE [ONLINE] 2013 Jul 17;8(7):e69157: --. 2013
• Jokivarsi KT, Hiltunen Y, Gröhn H, Tuunanen P, Gröhn OH & Kauppinen RA. 2010. Estimation of the onset time of cerebral ischemia using T1rho and T2 MRI in rats. STROKE 41: 2335-2340. 2010
• Jokivarsi K. 2009. Probing Water Dynamics in Acute Cerebral Ischemia by MRI. Kuopion yliopiston julkaisuja G.- A.I. Virtanen -instituutti. 2009
• Jokivarsi KT, Niskanen J-P, Michaeli S, Gröhn HI, Garwood M, Kauppinen RA, Gröhn OH. 2009. Quantitative assessment of water pools by T1rho and T2rho MRI in acute cerebral ischemia of the rat. JOURNAL OF CEREBRAL BLOOD FLOW AND METABOLISM 29: 206-216. 2009
• Jokivarsi KT, Gröhn HI, Gröhn OH, Kauppinen RA. 2007. Proton transfer ratio, lactate, and intracellular pH in acute cerebral ischemia. MAGNETIC RESONANCE IN MEDICINE 57 4: 647-653. 2007
• Jolkkonen J, Jokivarsi K, Laitinen T, Gröhn O. 2007. Subacute hemorrhage and resolution of edema in Rose Bengal stroke model in rats coincides with improved sensorimotor functions. NEUROSCIENCE LETTERS 428 2-3: 99-102. 2007