Johannes Gjerstad

Scientific publications

Lie, Marie; Pedersen, Linda Margareth; Heuch, Ingrid; Winsvold, Bendik K S; Gjerstad, Johannes; Hasvik, Eivind Olay; Nygaard, Øystein Petter; Grotle, Margreth; Matre, Dagfinn; Zwart, John Anker Henrik; Nilsen, Kristian Bernhard (2022). Low Back Pain With Persistent Radiculopathy; the Clinical Role of Genetic Variants in the Genes SOX5, CCDC26/GSDMC and DCC. 7 p. Frontiers in Genetics . Vol. 12.

Sannes, Ann-Christin; Christensen, Jan Olav; Nielsen, Morten Birkeland; Gjerstad, Johannes (2021). The association between abusive supervision and anxiety in female employees is stronger in carriers of the CRHR1 TAT haplotype. Current Research in Behavioral Sciences. Vol. 2.

Sannes, Ann-Christin; Christensen, Jan Olav; Matre, Dagfinn; Nielsen, Morten Birkeland; Gjerstad, Johannes (2021). Patterns of pain complaints and insomnia symptoms are associated with abusive supervision in the Norwegian working population: A latent class analysis. Scandinavian Journal of Pain . Vol. 22.

Sannes, Ann-Christin; Risøy, Andrine; Christensen, Jan Olav; Nielsen, Morten Birkeland; Gjerstad, Johannes (2021). Spinal pain in employees exposed to abusive supervision: Evidence of a sex and CRHR1 CTC haplotype interaction. Molecular Pain . Vol. 17.

Christensen, Jan Olav; Nielsen, Morten Birkeland; Sannes, Ann-Christin; Gjerstad, Johannes (2021). Leadership style, headache, and neck pain the moderating role of the catechol-o-methyltransferase (comt) genotype. Journal of Occupational and Environmental Medicine . Vol. 63.

Hamre, Kristina Vaktskjold; Fauske, Margrethe Ringen; Reknes, Iselin; Nielsen, Morten Birkeland; Gjerstad, Johannes; Einarsen, Ståle Valvatne (2021). Preventing and Neutralizing the Escalation of Workplace Bullying. The Role of Conflict Management Climate. International Journal of Bullying Prevention .
https://hdl.handle.net/11250/2981225

Rajalingam, Dhaksshaginy; Nymoen, Ingeborg; Nyberg, Henriette; Nielsen, Morten Birkeland; Einarsen, Ståle Valvatne; Gjerstad, Johannes (2021). Workplace bullying increases the risk of anxiety through a stress-induced β2-adrenergic receptor mechanism: a multisource study employing an animal model, cell culture experiments and human data. International Archives of Occupational and Environmental Health . Vol. 94.
https://hdl.handle.net/11250/2832784

Nielsen, Morten Birkeland; Pallesen, Ståle; Einarsen, Ståle; Harris, Anette; Rajalingam, Dhaksshaginy; Gjerstad, Johannes (2021). Associations between exposure to workplace bullying and insomnia. A cross-lagged prospective study of causal directions. International Archives of Occupational and Environmental Health . Vol. 94.
https://hdl.handle.net/11250/2981236

Lie, Marie; Winsvold, Bendik; Gjerstad, Johannes; Matre, Dagfinn; Pedersen, Linda Margareth; Heuch, Ingrid; Zwart, John-Anker; Nilsen, Kristian Bernhard (2020). The association between selected genetic variants and individual differences in experimental pain. Scandinavian Journal of Pain . Vol. 21.

Sannes, Ann-Christin; Christensen, Jan Olav; Nielsen, Morten Birkeland; Gjerstad, Johannes (2020). The influence of age, gender and the FKBP5 genotype on subjective health complaints in the Norwegian working population. Journal of Psychosomatic Research . Vol. 139: 110264.

Rajalingam, Dhaksshaginy; Nymoen, Ingeborg; Jacobsen, Daniel Pitz; Eriksen, Mina Baarnes; Dissen, Erik; Nielsen, Morten Birkeland; Einarsen, Ståle; Gjerstad, Johannes (2020). Repeated social defeat promotes persistent inflammatory changes in splenic myeloid cells; decreased expression of β-arrestin-2 (ARRB2) and increased expression of interleukin-6 (IL-6). BMC Neuroscience . Vol. 21:25.
http://hdl.handle.net/10852/76572

Bjorland, Siri; Gjerstad, Johannes; Schistad, Ellina Iordanova; Swanson, David; Røe, Cecilie (2019). Persistent lumbar radicular and low back pain; impact of genetic variability versus emotional distress. BMC Research Notes . Vol. 12.
http://hdl.handle.net/10852/69850

Hasvik, Eivind Olay; Schjølberg, Tiril; Jacobsen, Daniel Pitz; Haugen, Anne Julsrud; Grøvle, Lars; Schistad, Ellina Iordanova; Gjerstad, Johannes (2019). Up-regulation of circulating microRNA-17 is associated with lumbar radicular pain following disc herniation. Arthritis Research & Therapy . Vol. 21.

Jacobsen, Daniel Pitz; Eriksen, Mina Baarnes; Rajalingam, Dhaksshaginy; Nymoen, Ingeborg; Nielsen, Morten Birkeland; Einarsen, Ståle; Gjerstad, Johannes (2019). Exposure to workplace bullying, microRNAs and pain; evidence of a moderating effect of miR-30c rs928508 and miR-223 rs3848900. Stress . Vol. 23.
http://hdl.handle.net/11250/2612816

Pallesen, Ståle; Jacobsen, Daniel Pitz; Nielsen, Morten Birkeland; Gjerstad, Johannes (2019). The 5-HTTLPR rs25531 LALA-genotype increases the risk of insomnia symptoms among shift workers. Sleep Medicine . Vol. 60.
http://hdl.handle.net/1956/21980

Hasvik, Eivind Olay; Haugen, Anne Julsrud; Haukeland-Parker, Stacey Marie; Rimehaug, Stein Arne; Gjerstad, Johannes; Grøvle, Lars (2019). Cross-cultural Adaptation and Validation of the Norwegian short-form McGill Pain Questionnaire-2 in Low Back-related Leg Pain. Spine . Vol. 44.

Rajalingam, Dhaksshaginy; Jacobsen, Daniel Pitz; Nielsen, Morten Birkeland; Einarsen, Ståle; Gjerstad, Johannes (2019). Exposure to workplace bullying, distress, and insomnia: The moderating role of the miR-146a genotype. Frontiers in Psychology . Vol. 10:1204.
http://hdl.handle.net/11250/2631526

Kongstorp, Mette; Schjølberg, Tiril; Jacobsen, Daniel Pitz; Haugen, Fred; Gjerstad, Johannes (2019). Epiregulin is released from intervertebral disks and induces spontaneous activity in pain pathways. Pain . Vol. 4.

Nielsen, Morten Birkeland; Skogstad, Anders; Gjerstad, Johannes; Einarsen, Ståle (2019). Are transformational and laissez-faire leadership related to state anxiety among subordinates? A two-wave prospective study of forward and reverse associations. Work & Stress . Vol. 33.

Reknes, Iselin; Einarsen, Ståle; Gjerstad, Johannes; Nielsen, Morten Birkeland (2019). Dispositional affect as a moderator in the relationship between role conflict and exposure to bullying behaviors. Frontiers in Psychology . Vol. 10.
http://hdl.handle.net/11250/2631873

Nguyen, Chinh BKrong; Kumar, Surendra; Zucknick, Manuela; Kristensen, Vessela N.; Gjerstad, Johannes; Nilsen, Hilde Loge; Wyller, Vegard Bruun Bratholm (2019). Associations between clinical symptoms, plasma norepinephrine and deregulated immune gene networks in subgroups of adolescent with Chronic Fatigue Syndrome. Brain, Behavior, and Immunity . Vol. 76.
http://hdl.handle.net/10852/66404

Schistad, Ellina Iordanova; Bjorland, Siri; Røe, Cecilie; Gjerstad, Johannes; Vetti, Nils; Myhre, Kjersti; Espeland, Ansgar (2018). Five-year development of lumbar disc degeneration—a prospective study. Skeletal Radiology . Vol. 48.

Aslaksen, Per M; Forsberg, June Thorvaldsen; Gjerstad, Johannes (2018). The Opioid Receptor Mu 1 (OPRM1) rs1799971 and Catechol-O-methyltransferase (COMT) rs4680 as genetic markers for placebo analgesia. Pain . Vol. 159.
http://hdl.handle.net/10037/13973

Mahmood, Aqsa; Moen, Aurora Lie; Stafne, Signe Nilssen; Robinson, Hilde Stendal; Vøllestad, Nina Køpke; Salvesen, Kjell Å; Mørkved, Siv; Gjerstad, Johannes (2018). The MMP9 rs17576 A>G polymorphism is associated with increased lumbopelvic pain-intensity in pregnant women. Scandinavian Journal of Pain . Vol. 18.
http://hdl.handle.net/11250/2579576

Hasvik, Eivind Olay; Haugen, Anne Julsrud; Gjerstad, Johannes; Grøvle, Lars (2018). Assessing neuropathic pain in patients with low back-related leg pain: Comparing the painDETECT Questionnaire with the 2016 NeuPSIG grading system. European Journal of Pain . Vol. 22.

Jacobsen, Daniel Pitz; Nielsen, Morten Birkeland; Einarsen, Ståle; Gjerstad, Johannes (2018). Negative social acts and pain. Evidence of a workplace bullying and 5-HTT genotype interaction. Scandinavian Journal of Work, Environment and Health . Vol. 44.

Forsberg, June Thorvaldsen; Gjerstad, Johannes; Flaten, Magne; Aslaksen, Per M. (2018). Influence of catechol-O-methyltransferase Val158Met on fear of pain and placebo analgesia. Pain . Vol. 159.

Nielsen, Morten Birkeland; Gjerstad, Johannes; Jacobsen, Daniel Pitz; Einarsen, Ståle Valvatne (2017). Does ability to defend moderate the association between exposure to bullying and symptoms of anxiety?. Frontiers in Psychology . Vol. 8:1953.
http://hdl.handle.net/11250/2492510

Andreassen, Cecilie Schou; Nielsen, Morten Birkeland; Pallesen, Ståle; Gjerstad, Johannes (2017). The Relationship Between Psychosocial Work Variables and Workaholism: Findings From a Nationally Representative Survey. International Journal of Stress Management . Vol. 26.

Nielsen, Morten Birkeland; Gjerstad, Johannes; Frone, Michael (2017). Alcohol use and psychosocial stressors in the Norwegian workforce. Substance Use & Misuse . Vol. 53.

Research reports

Rajalingam, Dhaksshaginy; Gjerstad, Johannes; Nielsen, Morten Birkeland (2020). The impact of workplace bullying and repeated social defeat on health and behavioral outcomes. A biopsychosocial perspective. ISBN: 9788230866467.

Moen, Aurora Lie; Gjerstad, Johannes; Røe, Cecilie (2017). Disc herniation, inflammatory mediators and lumbar radicular pain.

Jacobsen, Line Melå; Gjerstad, Johannes; Bjaalie, Jan G. (2012). Spinal nociceptive signalling mechanisms to long-lasting low back pain and sciatica. ISBN: 978-82-8264-365-8.
http://www.med.uio.no/imb/forskning/aktuelt/arrang...

Dissemination

Glambek, Mats; Gjerstad, Johannes; Einarsen, Ståle; Nielsen, Morten Birkeland (2019). The role of tenure and job satisfaction in the prospective relationship between workplace bullying and intention to leave: A moderated mediation model. The 19th Congress of the European Association of Work and Organizational Psychology. EAWOP.

Glambek, Mats; Nielsen, Morten Birkeland; Gjerstad, Johannes; Einarsen, Ståle (2018). Gender differences in the relationship between workplace bullying and subjective back and neck pain: A two-wave study in a Norwegian probability sample. Journal of Psychosomatic Research . Vol. 106.

Nielsen, Morten Birkeland; Gjerstad, Johannes; Frone, Michael (2018). Alcohol use among Norwegian workers: Associations with health and well-being. Occupational Medicine . Vol. 68.
http://hdl.handle.net/1956/19283

Reknes, Iselin; Einarsen, Ståle; Gjerstad, Johannes; Nielsen, Morten Birkeland (2017). Role conflict, personality, and exposure to bullying behaviors. 18th Congress of the European Association of Work and Organizational Psychology.

Forsberg, June Thorvaldsen; Gjerstad, Johannes; Flaten, Magne; Aslaksen, Per M (2017). The genetic influence on fear of pain and placebo analgesia. 1st Official SIPS Conferende. Society for Interdiciplinary Placebo Studies.

Eriksen, Guro Søe; Jacobsen, Line Melå; Pedersen, Linda Margareth; Gjerstad, Johannes (2010). Inhibition of FAAH reverses spinal LTP. Scandinavian Journal of Pain . Vol. 1.

Eriksen, Guro Søe; Jacobsen, Line Melå; Pedersen, Linda Margareth; Gjerstad, Johannes (2010). Inhibition of FAAH reverses spinal LTP. SASP Congress 2010. The Scandinavian Association for the Study of Pain.

Eriksen, Guro Søe; Jacobsen, Line Melå; Gjerstad, Johannes (2010). Spinal LTP is attenuated by the FAAH enzyme inhibitor URB597. 83 p.

Eriksen, Guro Søe; Jacobsen, Line Melå; Pedersen, Linda Margareth; Gjerstad, Johannes (2009). Inhibition of FAHH reduces central sensitization after noxious stimulation. Pain in Europe VI. The European Federation of IASP chapters.

Hjornevik, Trine; Schoultz, Bent Wilhelm; Gjerstad, Johannes; Henriksen, Gjermund; Willoch, Frode (2009). C-fibre LTP is associated with dynamic changes in opioid neurotransmission in the brain. Journal of Cerebral Blood Flow and Metabolism . Vol. 29.

Hjornevik, Trine; Schoultz, Bent Wilhelm; Marton, Janos; Gjerstad, Johannes; Drzezga, Alexander; Henriksen, Gjermund; Willoch, Frode (2009). Spinal LTP is associated with reduced opioid neurotransmission in the rat brain. European Association for Nuclear Medicine.

Hjornevik, Trine; Schoultz, Bent Wilhelm; Gjerstad, Johannes; Henriksen, Gjermund; Willoch, Frode (2009). C-fibre LTP is associated with dynamic changes in opioid neurotransmission in the brain. Brain '09 & BrainPET '09. ISCBFM.

Hjørnevik, Trine; Jacobsen, Line Melå; Qu, Hong; Bjaalie, Jan G.; Gjerstad, Johannes; Willoch, Frode (2008). Induction of spinal LTP results in activity-dependent plastic changes in pain modulatory of brain and brain stem. World congress on Pain. International association for the study of pain.

Hjørnevik, Trine; Qu, Hong; Gjerstad, Johannes; Jacobsen, Line Melå; Bjaalie, Jan G.; Willoch, Frode (2008). Rat model of pathological pain in the central nervous system. Scandinavian Society of clinical physiology and nuclear medicine congress. Scandinavian Society of clinical physiology and nuclear medi.