Jarkko Johansson

Contact

jarkko.johansson@umu.se

Works at

Senior research engineer at Department of Radiation Sciences

10c, Målpunkt E03, Norrlands universitetssjukhus Umeå universitet, 901 87 Umeå

Affiliated as postdoctoral position at Department of Integrative Medical Biology (IMB) Units: Group Lars Nyberg

hus H, Johan Bures väg 12, Biologihuset Umeå universitet, 901 87 Umeå

Publications Publications

White matter lesion load determines exercise-induced dopaminergic plasticity and working memory gains in aging

Translational Psychiatry, Springer Nature 2023, Vol. 13, (1)

Farnsworth von Cederwald, Bryn; Johansson, Jarkko; Riklund, Katrine; et al.

Longitudinal Dopamine D2 Receptor Changes and Cerebrovascular Health in Aging

Neurology, Vol. 99, (12) : e1278-e1289

Karalija, Nina; Johansson, Jarkko; Papenberg, Goran; et al.

DyNAMiC: A prospective longitudinal study of dopamine and brain connectomes: A new window into cognitive aging

Journal of Neuroscience Research, John Wiley & Sons 2022, Vol. 100, (6) : 1296-1320

Nordin, Kristin; Gorbach, Tetiana; Pedersen, Robin; et al.

Change in brain amyloid load and cognition in patients with amnestic mild cognitive impairment: a 3-year follow-up study

EJNMMI Research, Springer 2022, Vol. 12, (1)

Rauhala, Elina; Johansson, Jarkko; Karrasch, Mira; et al.

N-acetylcysteine decreases dopamine transporter availability in the non-lesioned striatum of the 6-OHDA hemiparkinsonian rat

Neuroscience Letters, Elsevier 2022, Vol. 770

Virel, Ana; Johansson, Jarkko; Axelsson, Jan; et al.

Dissecting Motor and Cognitive Component Processes of a Finger-Tapping Task With Hybrid Dopamine Positron Emission Tomography and Functional Magnetic Resonance Imaging

Frontiers in Human Neuroscience, Frontiers Media S.A. 2021, Vol. 15

Grill, Filip; Johansson, Jarkko; Axelsson, Jan; et al.

A common polymorphism in the dopamine transporter gene predicts working memory performance and in vivo dopamine integrity in aging

NeuroImage, Academic Press 2021, Vol. 245

Karalija, Nina; Köhncke, Ylva; Düzel, Sandra; et al.

Sex differences in dopamine integrity and brain structure among healthy older adults: Relationships to episodic memory

Neurobiology of Aging, Elsevier 2021, Vol. 105 : 272-279

Karalija, Nina; Papenberg, Goran; Wåhlin, Anders; et al.

Foundations of Human Consciousness: Imaging the Twilight Zone

Journal of Neuroscience, Vol. 41, (8) : 1769-1778

Scheinin, Annalotta; Kantonen, Oskari; Alkire, Michael; et al.

Association of Early β-Amyloid Accumulation and Neuroinflammation Measured With [11C]PBR28 in Elderly Individuals Without Dementia

Neurology, Wolters Kluwer 2021, Vol. 96, (12) : e1608-e1619

Toppala, Sini; Ekblad, Laura L.; Tuisku, Jouni; et al.

Longitudinal evidence that reduced hemispheric encoding/retrieval asymmetry predicts episodic-memory impairment in aging

Neuropsychologia, Elsevier 2020, Vol. 137

Johansson, Jarkko; Salami, Alireza; Lundquist, Anders; et al.

High long-term test-retest reliability for extrastriatal ¹¹C-raclopride binding in healthy older adults

Journal of Cerebral Blood Flow and Metabolism, Sage Publications 2020, Vol. 40, (9) : 1859-1868

Karalija, Nina; Jonasson, Lars S.; Johansson, Jarkko; et al.

Intranasal naloxone rapidly occupies brain mu-opioid receptors in human subjects

Neuropsychopharmacology, Nature Publishing Group 2019, Vol. 44, (9) : 1667-1673

Johansson, Jarkko; Hirvonen, Jussi; Lovro, Zsofia; et al.

C957T-mediated Variation in Ligand Affinity Affects the Association between C-11-raclopride Binding Potential and Cognition

Journal of cognitive neuroscience, MIT Press 2019, Vol. 31, (2) : 314-325

Karalija, Nina; Papenberg, Goran; Wåhlin, Anders; et al.

Mapping the landscape of human dopamine D2/3 receptors with [11C]raclopride

Brain Structure and Function, Vol. 224, (8) : 2871-2882

Papenberg, Goran; Jonasson, Lars S.; Karalija, Nina; et al.

Dopamine D_2/3 Binding Potential Modulates Neural Signatures of Working Memory in a Load-Dependent Fashion.

Journal of Neuroscience, Vol. 39, (3) : 537-547

Salami, Alireza; Garrett, Douglas D.; Wåhlin, Anders; et al.

Midlife Insulin Resistance as a Predictor for Late-Life Cognitive Function and Cerebrovascular Lesions

Journal of Alzheimer's Disease, IOS Press 2019, Vol. 72, (1) : 215-228

Toppala, Sini; Ekblad, Laura L.; Lötjönen, Jyrki; et al.

Midlife insulin resistance, APOE genotype, and late-life brain amyloid accumulation

Neurology, Lippincott Williams & Wilkins 2018, Vol. 90, (13) : e1150-e1157

Ekblad, Laura L.; Johansson, Jarkko; Helin, Semi; et al.

Comparative effects of dexmedetomidine, propofol, sevoflurane, and S-ketamine on regional cerebral glucose metabolism in humans: a positron emission tomography study

British Journal of Anaesthesia, Elsevier 2018, Vol. 121, (1) : 281-290

Laaksonen, L.; Kallioinen, M.; Löngsjö, J.; et al.

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