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Seasonal Variation in the Brain μ-Opioid Receptor Availability.
Sun L, Tang J, Liljenbäck H, Honkaniemi A, Virta J, Isojärvi J, Karjalainen T, Kantonen T, Nuutila P, Hietala J, Kaasinen V, Kalliokoski K, Hirvonen J, Scheinin H, Helin S, Eerola K, Savontaus E, Yatkin E, Rinne JO, Roivainen A, Nummenmaa L. Sun L, et al. Among authors: roivainen a. J Neurosci. 2021 Feb 10;41(6):1265-1273. doi: 10.1523/JNEUROSCI.2380-20.2020. Epub 2020 Dec 23. J Neurosci. 2021. PMID: 33361461 Free PMC article.
Measurement of striatal and extrastriatal dopamine transporter binding with high-resolution PET and [11C]PE2I: quantitative modeling and test-retest reproducibility.
Hirvonen J, Johansson J, Teräs M, Oikonen V, Lumme V, Virsu P, Roivainen A, Någren K, Halldin C, Farde L, Hietala J. Hirvonen J, et al. Among authors: roivainen a. J Cereb Blood Flow Metab. 2008 May;28(5):1059-69. doi: 10.1038/sj.jcbfm.9600607. Epub 2008 Jan 9. J Cereb Blood Flow Metab. 2008. PMID: 18183028 Clinical Trial.
Pancreatic glucose uptake in vivo in men with newly diagnosed type 1 diabetes.
Kalliokoski T, Nuutila P, Virtanen KA, Iozzo P, Bucci M, Svedström E, Roivainen A, Någren K, Viljanen T, Minn H, Knuuti J, Rönnemaa T, Simell O. Kalliokoski T, et al. Among authors: roivainen a. J Clin Endocrinol Metab. 2008 May;93(5):1909-14. doi: 10.1210/jc.2006-2533. Epub 2008 Feb 19. J Clin Endocrinol Metab. 2008. PMID: 18285422
Whole-body distribution and metabolism of [N-methyl-11C](R)-1-(2-chlorophenyl)-N-(1-methylpropyl)-3-isoquinolinecarboxamide in humans; an imaging agent for in vivo assessment of peripheral benzodiazepine receptor activity with positron emission tomography.
Roivainen A, Någren K, Hirvonen J, Oikonen V, Virsu P, Tolvanen T, Rinne JO. Roivainen A, et al. Eur J Nucl Med Mol Imaging. 2009 Apr;36(4):671-82. doi: 10.1007/s00259-008-1000-1. Epub 2008 Dec 3. Eur J Nucl Med Mol Imaging. 2009. PMID: 19050880
178 results