Lars Stiernman

Min forskningsexpertis och intresse kretsar främst kring användningen av PET och MRI-tekniker för att förstå faktorer som påverkar hjärnans och kognitivt åldrande vid hälsa och sjukdom.

Kontakt

lars.jonasson@umu.se

Verksam vid

Staff scientist vid Institutionen för medicinsk och translationell biologi Enhet: Grupp Lars Nyberg

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

Min forskningsexpertis och intresse kretsar främst kring användningen av PET och MRI-tekniker för att förstå faktorer som påverkar hjärnans och kognitivt åldrande vid hälsa och sjukdom.

Dopamine release in human associative striatum during reversal learning

Nature Communications, Springer Nature 2024, Vol. 15, (1)

Grill, Filip; Guitart-Masip, Marc; Johansson, Jarkko; et al.

Human dopaminergic system in the exercise-cognition link

Trends in Molecular Medicine, Elsevier 2024, Vol. 30, (8) : 708-712

Hou, Meijun; Herold, Fabian; Zhang, Zhihao; et al.

Task-evoked metabolic demands of the posteromedial default mode network are shaped by dorsal attention and frontoparietal control networks

eLIFE, eLife Sciences Publications Ltd 2023, Vol. 12

Godbersen, Godber M.; Klug, Sebastian; Wadsak, Wolfgang; et al.

Widespread fMRI BOLD signal overactivations during cognitive control in older adults are not matched by corresponding increases in fPET glucose metabolism

Journal of Neuroscience, Society for Neuroscience 2023, Vol. 43, (14) : 2527-2536

Stiernman, Lars; Grill, Filip; McNulty, Charlotte; et al.

VNTR polymorphism in the SLC6A3 gene does not influence dopamine transporter availability measured by [¹⁸F]FE-PE2I PET or [¹²³I]FP-Cit SPECT

Nuclear medicine communications, Wolters Kluwer 2022, Vol. 43, (3) : 247-255

Jakobson Mo, Susanna; Axelsson, Jan; J. Stiernman, Lars; et al.

Validation of dynamic [18F]FE-PE2I PET for estimation of relative regional cerebral blood flow: a comparison with [15O]H2O PET

EJNMMI Research, Springer Science+Business Media B.V. 2022, Vol. 12, (1)

Jakobson Mo, Susanna; Axelsson, Jan; Jonasson, Lars S.; et al.

Dopamine d2/3-receptor availability and its association with autonomous motivation to exercise in older adults: an exploratory [11c]-raclopride study

Frontiers in Human Neuroscience, Frontiers Media S.A. 2022, Vol. 16

Simonsson, Emma; Jonasson Stiernman, Lars; Lundquist, Anders; et al.

Cognitive decline in Parkinson’s disease: a subgroup of extreme decliners revealed by a data-driven analysis of longitudinal progression

Frontiers in Psychology, Frontiers Media S.A. 2021, Vol. 12

Andersson, Sara; Josefsson, Maria; Stiernman, Lars J.; et al.

Dissociations between glucose metabolism and blood oxygenation in the human default mode network revealed by simultaneous PET-fMRI

Proceedings of the National Academy of Sciences of the United States of America, Vol. 118, (27)

Jonasson Stiernman, Lars; Grill, Filip; Hahn, Andreas; et al.

Impact of aerobic exercise on brain structure in models of aging: Hippocampus and beyond

Factors Affecting Neurological Aging: Genetics, Neurology, Behavior, and Diet, Elsevier 2021 : 403-413

Stiernman Jonasson, Lars; Stillman, Chelsea; Erickson, Kirk I.

Walking Time Is associated With Hippocampal Volume in Overweight and Obese Office Workers

Frontiers in Human Neuroscience, Frontiers Media S.A. 2020, Vol. 14

Bergman, Frida; Matsson-Frost, Tove; Jonasson, Lars S.; 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.

Higher striatal D2-receptor availability in aerobically fit older adults but non-selective intervention effects after aerobic versus resistance training

NeuroImage, Elsevier 2019, Vol. 202

Jonasson, Lars S.; Nyberg, Lars; Axelsson, Jan; 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.

Dopamine transporter imaging with [¹⁸F]FE-PE2I PET and [¹²³I]FP-CIT SPECT – a clinical comparison

EJNMMI Research, Springer 2018, Vol. 8

Jakobson Mo, Susanna; Axelsson, Jan; Jonasson, Lars; et al.

Self-rated intensity of habitual physical activities is positively associated with dopamine D-2/3 receptor availability and cognition

NeuroImage, Academic Press 2018, Vol. 181 : 605-616

Koehncke, Ylva; Papenberg, Goran; Jonasson, Lars S.; et al.

Latent-profile analysis reveals behavioral and brain correlates of dopamine-cognition associations

Cerebral Cortex, Oxford University Press 2018, Vol. 28, (11) : 3894-3907

Lövdén, Martin; Karalija, Nina; Andersson, Micael; et al.

Relationships Between Aerobic Fitness Levels and Cognitive Performance in Swedish Office Workers

Frontiers in Psychology, Frontiers Media S.A. 2018, Vol. 9

Pantzar, Alexandra; Jonasson, Lars S.; Ekblom, Orjan; et al.

Does Aerobic Exercise Influence Intrinsic Brain Activity? An Aerobic Exercise Intervention among Healthy Old Adults

Frontiers in Aging Neuroscience, Vol. 9

Flodin, Pär; Jonasson, Lars; Riklund, Katrine; et al.

Aerobic fitness and healthy brain aging: cognition, brain structure, and dopamine

Umeå University medical dissertations, 1908

Jonasson, Lars

Simulating effects of brain atrophy in longitudinal PET imaging with an anthropomorphic brain phantom

Physics in Medicine and Biology, Institute of Physics Publishing (IOPP) 2017, Vol. 62, (13) : 5213-5227

Jonasson, Lars; Axelsson, Jan; Riklund, Katrine; et al.

Aerobic Exercise Intervention, CognitivePerformance, and Brain Structure: results from the Physical Influences on Brain in Aging (PHIBRA) Study

Frontiers in Aging Neuroscience, Vol. 8 : 1-15

Jonasson, Lars; Nyberg, Lars; Kramer, Arthur; et al.

Dopamine release in nucleus accumbens during rewarded task switching measured by [¹¹C]raclopride

NeuroImage, Elsevier 2014, Vol. 99 : 357-364

Jonasson, Lars S.; Axelsson, Jan; Riklund, Katrine; et al.

Installing treadmill workstations in offices does little for cognitive performance and brain structure, despite a baseline association between sitting time and hippocampus volume

Bergman, Frida; Mattson-Frost, Tove; Jonasson, Lars; et al.

Aerobic fitness influences working memory updating via the striatal dopaminergic system in older adults

Jonasson, Lars; Nyberg, Lars; Kramer, Arthur F; et al.

Neural correlates of emotion reactivity and emotion regulation in premenstrual dysphoric disorder: evidence for menstrual cycle phase-dependent and -independent effects in key regions of the salience network

Stiernman, Louise; Dubol, Manon; Comasco, Erika; et al.

Visa publikationer i DiVA