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2023
1 Carlyle, Molly; Kvande, Malin; Meier, Isabell M.; Trøstheim, Martin Ostenfeldt; Buen, Kaja; Jensen, Eira Nordeng; Ernst, Gernot Walter; Leknes, Siri; Eikemo, Marie.
Does childhood adversity alter opioid drug reward? A conceptual replication in outpatients before surgery. Addiction Research and Theory 2023 s. -
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2 Eikemo, Marie; Meier, Isabell M.; Løseth, Guro Engvig; Trøstheim, Martin Ostenfeldt; Ørstavik, Nikoline; Jensen, Eira Nordeng; Garland, E.L.; Berna, C.; Ernst, Gernot Walter; Leknes, Siri.
Opioid analgesic effects on subjective well-being in the operating theatre*. Anaesthesia 2023 ;Volum 78.(9) s. 1102-1111
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3 Gardiner, Gwendolyn; Lee, Daniel I.; Baranski, Erica; Funder, David C.; Beramendi, Maite; Bastian, Brock; Leknes, Siri; Waldal Holen, Vera; Hansen, Ingelin; Tamnes, Christian Krog; Klæva, Kaia; Neubauer, Aljoscha; Cortez, Diego; Roth, Eric; Torres, Ana; Zanini, Daniela S.; Petkova, Kristina; Tracy, Jessica; Amiot, Catherine; Pelletier-Dumas, Mathieu; Gonzalez, Roberto; Rosenbluth, Ana; Salgado, Sergio; Guan, Yanjun; Yang, Yu; Forero, Diego; Camargo, Andrés; Papastefanakis, Emmanouil; Kritsotakis, Georgios; Spyridaki, Eirini; Evangelia, Fragkiadaki; Jerneić, Željko; Hřebíčková, Martina; Graf, Sylvie; Strøbæk, Pernille; Realo, Anu; Becker, Maja; Maisonneuve, Christelle; El-Astal, Sofian; Gamsakhurdia, Vladimer Lado; Rauthmann, John; Ziegler, Matthias; Penke, Lars; Buchtel, Emma E.; Wai-Lan Yeung, Victoria; Kun, Agota; Gadanecz, Peter; Vass, Zoltán; Smohai, Máté; Lavalekar, Anagha.
The economic well-being of nations is associated with positive daily situational experiences. Current Research in Ecological and Social Psychology (CRESP) 2023 ;Volum 4.
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4 Meier, Isabell M.; Eikemo, Marie; Trøstheim, Martin Ostenfeldt; Buen, Kaja; Jensen, Eira Nordeng; Karlsen, Siri Gurandsrud; Reme, Silje Endresen; Berna, Chantal; Leknes, Siri; Ernst, Gernot Walter.
Factors associated with use of opioid rescue medication after surgery. Regional anesthesia and pain medicine 2023 s. -
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5 Scarth, Morgan; Hauger, Lisa Evju; Thorsby, Per Medbøe; Leknes, Siri; Hullstein, Ingunn Riise; Westlye, Lars Tjelta; Bjørnebekk, Astrid Kristine.
Supraphysiological testosterone levels from anabolic steroid use and reduced sensitivity to negative facial expressions in men. Psychopharmacology 2023 s. -
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2022
6 Bochynska, Agata; Quintana, Daniel; Mayor, Julien; Leknes, Siri; Roettger, Timo; Mayiwar, Lewend; Kalandadze, Tamara.
Fram for troverdig forskning: Forskningen må være gjennomsiktig og etterprøvbar. Forskerforum 2022 ;Volum 54.(4) s. 38-39
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7 Leknes, Siri Graff; Vittersø, Axel.
Hvorfor er vi så glad i rus?. Podkast; 2022-01-17 - 2022-01-17
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8 Løseth, Guro Engvig; Eikemo, Marie; Trøstheim, Martin; Meier, Isabell M.; Bjørnstad, Herman; Asratian, Anna; Pazmandi, Claudia; Tangen, Vegard Wathne; Heilig, Markus; Leknes, Siri.
Stress recovery with social support: A dyadic stress and support task. Psychoneuroendocrinology 2022 ;Volum 146. s. -
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9 Sailer, Uta; Leknes, Siri.
Meaning makes touch affective. Current Opinion in Behavioral Sciences 2022 ;Volum 44. s. -
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10 Skoglund, Charlotte; Leknes, Siri; Heilig, Markus.
The partial µ-opioid agonist buprenorphine in autism spectrum disorder: a case report. Journal of Medical Case Reports 2022 ;Volum 16.(1) s. 1-6
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11 Trøstheim, Martin; Eikemo, Marie; Haaker, Jan; Frost, J. James; Leknes, Siri.
Opioid antagonism in humans: a primer on optimal dose and timing for central mu-opioid receptor blockade. Neuropsychopharmacology 2022 s. 1-9
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2021
12 Baranski, E.; Gardiner, G.; Lee, D.; Funder, D. C.; Tamnes, Christian Krog; Leknes, Siri; Holen, Vera Waldal; Hansen, Ingelin; Klæva, Kaia.
Who in the World Is Trying to Change Their Personality Traits? Volitional Personality Change Among College Students in Six Continents. Journal of Personality and Social Psychology 2021 ;Volum 121.(5) s. 1140-1156
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13 Eikemo, Marie; Løseth, Guro Engvig; Leknes, Siri.
Do endogenous opioids mediate or fine-tune human pain relief?. Pain 2021 ;Volum 162.(12) s. 2789-2791
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14 Henningsson, Susanne; Leknes, Siri; Asperholm, Martin; Eikemo, Marie; Westberg, Lars.
A randomized placebo-controlled intranasal oxytocin study on first impressions and reactions to social rejection. Biological Psychology 2021
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15 Laeng, Bruno; Garvija, Lara; Løseth, Guro Engvig; Eikemo, Marie; Ernst, Gernot; Leknes, Siri.
‘Defrosting’ music chills with naltrexone: The role of endogenous opioids for the intensity of musical pleasure. Consciousness and Cognition 2021 ;Volum 90. s. -
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16 Meier, Isabell M.; Eikemo, Marie; Leknes, Siri.
The Role of Mu-Opioids for Reward and Threat Processing in Humans: Bridging the Gap from Preclinical to Clinical Opioid Drug Studies. Current Addiction Reports 2021 s. 1-13
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17 Sulutvedt, Unni; Zavagno, Daniele; Lubell, Jamie; Leknes, Siri; de Rodez Benavent, Sigrid Aune; Laeng, Bruno.
Brightness perception changes related to pupil size. Vision Research 2021 ;Volum 178. s. -41
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18 Zunhammer, Matthias; Spisák, Tamás; Wager, Tor D.; Bingel, Ulrike; Atlas, Lauren; Benedetti, Fabrizio; Büchel, Christian; Choi, Jae Chan; Colloca, Luana; Duzzi, Davide; Eippert, Falk; Ellingsen, Dan Mikael; Elsenbruch, Sigrid; Geuter, Stephan; Kaptchuk, Ted J.; Kessner, Simon S.; Kirsch, Irving; Kong, Jian; Lamm, Claus; Leknes, Siri; Lui, Fausta; Müllner-Huber, Alexa; Porro, Carlo A.; Rütgen, Markus; Schenk, Lieven A.; Schmid, Julia; Theysohn, Nina; Tracey, Irene; Wrobel, Nathalie; Zeidan, Fadel.
Meta-analysis of neural systems underlying placebo analgesia from individual participant fMRI data. Nature Communications 2021 ;Volum 12.(1) s. -
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2020
19 Baranski, E; Sweeny, K; Gardiner, G; Leknes, Siri; Waldal Holen, Vera; Hansen, Ingelin; Tamnes, Christian Krog; Klæva, Kaia; Funder, DC.
International Optimism: Correlates and Consequences of Dispositional Optimism across 61 Countries. Journal of Personality 2020 ;Volum 89. s. 288-304
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20 Gardiner, Gwendolyn; Lee, Daniel; Baranski, Erica; Funder, David; Leknes, Siri; Waldal Holen, Vera; Hansen, Ingelin; Tamnes, Christian Krog; Klæva, Kaia.
Happiness around the World: A Combined Etic-Emic Approach across 63 Countries. PLOS ONE 2020 ;Volum 15.(12)
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21 Hovey, Daniel; Martens, Louise; Laeng, Bruno; Leknes, Siri; Westberg, Lars.
The effect of intranasal oxytocin on visual processing and salience of human faces. Translational Psychiatry 2020 ;Volum 10.(318) s. 1-9
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22 Lee, Daniel I.; Gardiner, Gwendolyn; Baranski, Erica; Leknes, Siri; Waldal Holen, Vera; Hansen, Ingelin; Tamnes, Christian Krog; Klæva, Kaia; Funder, David C..
Situational experiences around the world: A replication and extension in 62 countries. Journal of Personality 2020 ;Volum 88.(6) s. 1091-1110
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23 Trøstheim, Martin; Eikemo, Marie; Meir, Remy; Hansen, Ingelin; Paul, Elisabeth; Kroll, Sara Liane; Garland, Eric L.; Leknes, Siri.
Assessment of Anhedonia in Adults With and Without Mental Illness A Systematic Review and Meta-analysis. JAMA Network Open 2020 ;Volum 3.(8) s. -
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2019
24 Bastian, Brock; Vauclair, Christin-Melanie; Loughnan, Steve; Bain, Paul; Ashokkumar, Ashwini; Becker, Maja; Bilewicz, Michał; Collier-Baker, Emma; Crespo, Carla; Eastwick, Paul W.; Fischer, Ronald; Friese, Malte; Gómez, Ángel; Guerra, Valeschka M.; Guevara, Josó Luis Castellanos; Hanke, Katja; Hooper, Nic; Huang, Li-Li; Junqi, Shi; Karasawa, Minoru; Kuppens, Peter; Leknes, Siri; Peker, Müjde; Pelay, Cesar; Pina, Afroditi; Sachkova, Marianna; Saguy, Tamar; Silfver-Kuhalampi, Mia; Sortheix, Florencia; Tong, Jennifer; Yeung, Victoria Wai-Lan; Duffy, Jacob; Swann, William B..
Explaining illness with evil: Pathogen prevalence fosters moral vitalism. Proceedings of the Royal Society of London. Biological Sciences 2019 ;Volum 286:20191576.(1914) s. 1-10
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25 Eikemo, Marie; Lobmaier, Philipp Paul; Pedersen, Mads Lund; Kunøe, Nikolaj; Matziorinis, Anna Maria; Leknes, Siri; Sarfi, Annamaria Monika.
Intact responses to non-drug rewards in long-term opioid maintenance treatment. Neuropsychopharmacology 2019 ;Volum 44.(8) s. 1456-1463
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26 Garland, Eric; Trøstheim, Martin; Eikemo, Marie; Ernst, Gernot; Leknes, Siri.
Anhedonia in chronic pain and prescription opioid misuse. Psychological Medicine 2019 s. 1-12
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27 Hauger, Lisa Evju; Sagoe, Dominic; Vaskinn, Anja; Arnevik, Espen Kristian Ajo; Leknes, Siri; Jørstad, Marie Lindvik; Bjørnebekk, Astrid.
Anabolic-androgenic steroid dependence is associated with impaired emotion recognition. Psychopharmacology 2019 ;Volum 236.(9) s. 2667-2676
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28 Løseth, Guro; Eikemo, Marie; Leknes, Siri Graff.
Effects of opioid receptor stimulation and blockade on touch pleasantness: a double-blind randomised trial. Social Cognitive & Affective Neuroscience 2019
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29 Løseth, Guro Engvig; Eikemo, Marie; Leknes, Siri.
Effects of opioid receptor stimulation and blockade on touch pleasantness: a double-blind randomised trial. Social Cognitive & Affective Neuroscience 2019 ;Volum 14.(4) s. 411-422
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30 van Steenbergen, Henk; Eikemo, Marie; Leknes, Siri.
The role of the opioid system in decision making and cognitive control: A review. Cognitive, Affective, & Behavioral Neuroscience 2019 ;Volum 19.(3) s. 435-458
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2018
31 Berna, Chantal; Leknes, Siri; Ahmad, Asma H; Mhuircheartaigh, Roisin N; Goodwin, Guy M.; Tracey, Irene.
Opioid-independent and opioid-mediated modes of pain modulation. Journal of Neuroscience 2018 ;Volum 38.(42) s. 9047-9058
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32 Ellingsen, Dan Mikael; Kringelbach, Morten; Leknes, Siri.
A neuroscience perspective on pleasure and pain. I: Philosophy of Pain: Unpleasantness, Emotion, and Deviance. Routledge 2018 ISBN 978-0815361640. s. 70-88
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33 Løseth, Guro Engvig; Eikemo, Marie Helene; Isager, Peder Mortvedt; Holmgren, Jostein; Laeng, Bruno; Vindenes, Vigdis; Hjornevik, Trine; Leknes, Siri.
Morphine reduced perceived anger from neutral and implicit emotional expressions. Psychoneuroendocrinology 2018 ;Volum 91. s. 123-131
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34 Ree, Anbjørn; Mayo, Leah M; Leknes, Siri; Sailer, Uta.
Touch targeting C-tactile afferent fibers has a unique physiological pattern: A combined electrodermal and facial electromyography study. Biological Psychology 2018 ;Volum 140. s. 55-63
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35 Zunhammer, M; Bingel, U.; Wager, T.; Atlas, L.; Benedetti, F.; Büchel, Christian; Choi, J.C.; Colloca, L.; Duzzi, D.; Eippert, F.; Ellingsen, Dan Mikael; Elsenbruch, S.; Geuter, S.; Gollub, R.; Kaptchuk, Ted J.; Kessner, S.S.; Kirsch, Irving; Kong, J.; Lamm, C.; Leknes, Siri; Müllner-Huber, A.; Lui, F.; Posso, C.A.; Rütgen, M.; Schenk, L.; Schmid, J.; Theysohn, N.; Tracey, Irene; Wrobel, N.; Zeidan, F..
Placebo Effects on the Neurologic Pain Signature: A Meta-analysis of Individual Participant Functional Magnetic Resonance Imaging Data. JAMA Neurology 2018 ;Volum 75.(11) s. 1321-1330
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2017
36 Eikemo, Marie Helene; Biele, Guido; Willoch, Frode; Thomsen, Lotte; Leknes, Siri.
Opioid modulation of value-based decision-making in healthy humans. Neuropsychopharmacology 2017 ;Volum 42.(9) s. 1833-1840
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37 Liljencrantz, Jaquette; Strigo, Irina A.; Ellingsen, Dan Mikael; Krämer, Heidrun H.; Lundblad, Linda C.; Nagi, Saad Saulat; Leknes, Siri; Olausson, Håkan.
Slow brushing reduces heat pain in humans. European Journal of Pain 2017 ;Volum 21.(7) s. 1173-1185
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2016
38 Brandtzaeg, Ole Kristian; Johnsen, Elin Follaug; Røberg-Larsen, Hanne; Seip, Knut Fredrik; MacLean, Evan L.; Gesquiere, Laurence R.; Leknes, Siri; Lundanes, Elsa; Wilson, Steven Ray Haakon.
Proteomics tools reveal startlingly high amounts of oxytocin in plasma and serum. Scientific Reports 2016 ;Volum 6:31693. s. -
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39 Brandtzæg, Ole Kristian Merkesvik; Johnsen, Elin Follaug; Røberg-Larsen, Hanne; Leknes, Siri; Lundanes, Elsa; Wilson, Steven Ray Haakon.
Robust nano liquid chromatography mass spectrometry system for targeted determination of oxytocin in human serum/plasma.. 22 Norske Symposium i Kromatografi; 2016-01-10 - 2016-01-12
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40 Chelnokova, Olga V; Laeng, Bruno; Løseth, Guro Engvig; Eikemo, Marie Helene; Willoch, Frode; Leknes, Siri.
The µ-Opioid System Promotes Visual Attention to Faces and Eyes. Social Cognitive & Affective Neuroscience 2016 ;Volum 11.(12) s. 1902-1909
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41 Eikemo, Marie Helene; Løseth, Guro Engvig; Johnstone, Tom; Gjerstad, Johannes; Willoch, Frode; Leknes, Siri.
Sweet taste pleasantness is modulated by morphine and naltrexone. Psychopharmacology 2016 ;Volum 233.(21) s. 13711-3723
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42 Ellingsen, Dan Mikael; Leknes, Siri; Løseth, Guro Engvig; Wessberg, Johan; Olausson, Håkan.
The neurobiology shaping affective touch: Expectation, motivation, and meaning in the multisensory context. Frontiers in Psychology 2016 ;Volum 6.
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43 Løseth, Guro Engvig; Leknes, Siri; Ellingsen, Dan Mikael.
The neurochemical basis of motivation for affiliative touch. I: Affective Touch and the Neurophysiology of CT Afferents. Springer 2016 ISBN 978-1-4939-6418-5. s. 239-264
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44 Nilsen, Andre Sevenius; Blix, Ines; Leknes, Siri; Ekeberg, Øivind; Skogstad, Laila; Endestad, Tor; Østberg, Bjørn Christian; Heir, Trond.
Brain activity in response to trauma-specific, negative, and neutral stimuli. A fMRI study of recent road traffic accident survivors. Frontiers in Psychology 2016 ;Volum 7:1173.
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2015
45 Ellingsen, Dan Mikael; Leknes, Siri; Kringelbach, Morten.
Hedonic Value. I: Handbook of Value: Perspectives from Economics, Neuroscience, Philosophy, Psychology and Sociology. Oxford University Press 2015 ISBN 9780198716600. s. 265-286
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46 Johnsen, Elin Follaug; Leknes, Siri; Wilson, Steven Ray Haakon; Lundanes, Elsa.
Liquid chromatography-mass spectrometry platform for both small neurotransmitters and neuropeptides in blood, with automatic and robust solid phase extraction. Scientific Reports 2015 ;Volum 5. s. -
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47 Johnsen, Elin Follaug; Wilson, Steven Ray Haakon; Leknes, Siri; Lundanes, Elsa.
Highly automated platform for simultaneous identification of all classes of neurotransmitters by hydrophilic interaction liquid chromatography-MS. 42nd int. symposium on high performance liquid phase separations and related techniques; 2015-06-21 - 2015-06-25
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48 Jonassen, Rune; Chelnokova, Olga V; Harmer, Catherine; Leknes, Siri; Landrø, Nils Inge.
A single dose of antidepressant alters eye-gaze patterns across face stimuli in healthy women. Psychopharmacology 2015 ;Volum 232.(5) s. 953-958
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2014
49 Jonassen, Rune; Chelnokova, Olga V; Harmer, Catherine; Leknes, Siri; Landrø, Nils Inge.
A single dose of antidepressant alters eye-gaze patterns across face stimuli in healthy women.. Society of Biological Psychiatry 2014 Annual Meeting; 2014-05-08 - 2014-05-12
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50 Bastian, Brock; Jetten, Yolanda; Hornsey, Matthew; Leknes, Siri.
The Positive Consequences of Pain: A Biopsychosocial Approach. Personality and Social Psychology Review 2014 ;Volum 18.(3) s. 256-279
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