Mikkel Sørensen

ORCID: 0009-0009-8829-8545
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Research Areas
  • Archaeology and ancient environmental studies
  • Indigenous Studies and Ecology
  • Pleistocene-Era Hominins and Archaeology
  • Schizophrenia research and treatment
  • Functional Brain Connectivity Studies
  • Advanced Neuroimaging Techniques and Applications
  • Geology and Paleoclimatology Research
  • Mental Health Research Topics
  • Forensic Anthropology and Bioarchaeology Studies
  • Arctic and Russian Policy Studies
  • Historical and Archaeological Studies
  • Forensic and Genetic Research
  • Climate change and permafrost
  • Advanced MRI Techniques and Applications
  • Attention Deficit Hyperactivity Disorder
  • Maternal Mental Health During Pregnancy and Postpartum
  • Sustainability and Climate Change Governance
  • Social and Educational Sciences
  • Climate Change, Adaptation, Migration
  • Tryptophan and brain disorders
  • Neuroendocrine regulation and behavior
  • European and International Law Studies
  • Genetics and Neurodevelopmental Disorders
  • Education, Healthcare and Sociology Research
  • Collagen: Extraction and Characterization

Sax Institute
1996-2025

University of Copenhagen
2009-2025

Glostrup Hospital
2019-2025

Copenhagen University Hospital
2019-2025

Mental Health Services
2023

Avataq Cultural Institute
2016

National Museum of Denmark
2008

In this paper a team of Scandinavian researchers identifies and describes Mesolithic technological concept, referred to as 'the conical core pressure blade' investigates how concept spread into Fennoscandia across Scandinavia. Using lithic technological, contextual archaeological radiocarbon analyses, it is demonstrated that blade arrived with 'post-Swiderian' hunter-gatherer groups from the Russian plain northern eastern Baltic during 9th millennium bc. From there was by migrating people...

10.1080/00293652.2013.770416 article EN Norwegian Archaeological Review 2013-04-16
Stefania Tognin Hendrika H. van Hell Kate Merritt Inge Winter-van Rossum Matthijs G. Bossong and 95 more Matthew J. Kempton Gemma Modinos Paolo Fusar‐Poli Andrea Mechelli Paola Dazzan A. Ter Maat Lieuwe de Haan Benedicto Crespo‐Facorro Birte Glenthøj Stephen M. Lawrie Colm McDonald Oliver Gruber Thérèse van Amelsvoort Celso Arango Tilo Kircher Barnaby Nelson Silvana Galderisi Rodrigo A. Bressan Jun Soo Kwon Mark Weiser Romina Mizrahi Gabriele Sachs Anke Maatz René S. Kahn Philip McGuire Philip McGuire Stefania Tognin Paolo Fusar‐Poli Matthew J. Kempton Gemma Modinos Kate Merritt Andrea Mechelli Paola Dazzan George Gifford Natalia Petros Mathilde Antoniades Andrea De Micheli Sandra Vieira Thomas Spencer Cristina Scarpazza Emily Hird René S. Kahn A. Ter Maat Erika van Hell Inge Winter Wiepke Cahn Hugo G. Schnack Lieuwe de Haan Dieuwke Siegmann Jana Barkhof Lotte Hendriks Iris de Wit Benedicto Crespo‐Facorro Diana Tordesillas‐Gutiérrez Esther Setién‐Suero Rosa Ayesa‐Arriola Paula Suárez‐Pinilla MariaLuz Ramirez-Bonilla Víctor Ortiz‐García de la Foz Birte Glenthøj Mikkel Sørensen Karen Tangmose Helle Schæbel Brian V. Broberg Egill Rostrup Stephen M. Lawrie Colm McDonald Brian Hallahan Dara M. Cannon James McLoughlin Martha Finnegan Oliver Gruber Thérèse van Amelsvoort Danny Deckers Machteld Marcelis Claudia Vingerhoets Celso Arango Covadonga M. Díaz‐Caneja Miriam Ayora Joost Janssen Roberto Rodríguez‐Jiménez Marina Dı́az-Marsá Tilo Kircher Irina Falkenberg Florian Bitsch Philipp Berger Jens Sommer Kyeon Raab Babette Jakobi Barnaby Nelson Patrick D. McGorry G. Paul Amminger Meredith McHugh Silvana Galderisi Armida Mucci

In the last 2 decades, several neuroimaging studies investigated brain abnormalities associated with early stages of psychosis in hope that these could aid prediction onset and clinical outcome. Despite advancements field, has yet to deliver. This is part explained by use univariate analytical techniques, small samples lack statistical power, external validation potential biomarkers, integration nonimaging measures (eg, genetic, clinical, cognitive data). PSYSCAN an international,...

10.1093/schbul/sbz067 article EN cc-by-nc Schizophrenia Bulletin 2019-05-30

Prompt diagnosis and intervention are crucial for first-episode psychosis (FEP) outcomes, but predicting the response to antipsychotics remains challenging. We studied whether adding electroencephalography (EEG) characteristics improves clinical prediction models treatment EEG-based predictors influenced by initial treatment. included 115 antipsychotic-naïve patients with FEP. Positive Negative Syndrome Scale (PANSS) sociodemographic items were as features. Additionally, we analyzed...

10.1111/pcn.13791 article EN cc-by-nc-nd Psychiatry and Clinical Neurosciences 2025-02-03

Abstract Background Elevated maternal interleukin 6 (IL-6) during pregnancy has been associated with adverse fetal brain development and neurodevelopmental disorders, which often involve executive functioning (EF) impairments. However, the association between IL-6 levels EF remains largely unexplored. Methods The COPSYCH study is based on prospective COPSAC2010 birth cohort of 700 mother-child pairs, recruited pregnancy. children’s was assessed at age 10 using: (i) Behavior Rating Inventory...

10.1017/s0033291725000674 article EN Psychological Medicine 2025-01-01

Abstract The extensive peat bogs of Southern Scandinavia have yielded rich Mesolithic archaeological assemblages, with one the most iconic artefacts being bone point. Although great in number they remain understudied. Here we present a combined investigation typology, protein-based species composition, and absolute chronology Maglemosian points. majority points are made from cervids bovines. However, changes both composition barb morphology can be directly linked to paucity finds lasting...

10.1038/s41598-020-74258-8 article EN cc-by Scientific Reports 2020-10-14

A multi-disciplinary study of settlement in north-east Greenland found that life this High Arctic zone was actually favoured by the climate brought Little Ice Age (fifteenth–nineteenth century). Extensive ice cover meant high mobility, and rare polynyas — small patches permanently open coastal water provided destinations, like oases, where huge numbers migrating marine mammals birds congregated. One such place Walrus Island on Sirius Water, a veritable processing plant for walrus, every...

10.1017/s0003598x00068423 article EN Antiquity 2011-08-01

Introduction Nutrient deficiency and immune inflammatory disturbances in early life may compromise neurodevelopment be implicated the aetiology of psychiatric disorders. However, current evidence is limited by its predominantly observational nature. COpenhagen Prospective Study on Neuro-PSYCHiatric Development (COPSYCH) a research alliance between Copenhagen Studies Asthma Childhood (COPSAC) Center for Clinical Intervention Neuropsychiatric Schizophrenia Research with overall aim to...

10.1136/bmjopen-2020-047706 article EN cc-by-nc BMJ Open 2022-02-01

Validated clinical prediction models of short-term remission in psychosis are lacking. Our aim was to develop a model aimed at predicting 4-6-week following first episode psychosis.Baseline data from the Athens First Episode Research Study used Support Vector Machine 4-week symptom first-episode patients using repeated nested cross-validation. This further tested predict 6-week sample two independent, consecutive Danish cohorts.Of 179 participants Athens, 120 were male with an average age...

10.1093/schbul/sbab107 article EN Schizophrenia Bulletin 2021-08-16

Brain structural alterations and cognitive dysfunction are independent predictors for poor clinical outcome in schizophrenia, the associations between these domains remains unclear. We employed a novel, multiblock partial least squares correlation (MB-PLS-C) technique investigated multivariate cortico-cognitive patterns patients with treatment-resistant schizophrenia (TRS) matched healthy controls (HC). Forty-one TRS (age 38.5 ± 9.1, 30 males (M)), 45 HC 40.2 10.6, 29 M) underwent 3T MRI....

10.1016/j.nicl.2022.103064 article EN cc-by-nc-nd NeuroImage Clinical 2022-01-01

We present the analysis of an osseous finger ring from a predominantly early Neolithic context in Denmark. To characterize artefact and identify raw material used for its manufacture, we performed micro-computed tomography scanning, zooarchaeology by mass spectrometry (ZooMS) peptide fingerprinting, as well protein sequencing liquid chromatography tandem (LC-MS/MS). conclude that was made long bone or antler due to presence osteons (Haversian canals). Subsequent ZooMS collagen I II indicated...

10.1098/rsos.191172 article EN cc-by Royal Society Open Science 2020-01-01

Low levels of vitamin C have been observed in patients with schizophrenia and psychosis, may affect the dopaminergic system. Likewise, antipsychotic medication modulates striatal dopamine D2 receptors. We measured 52 first-episode psychoses (24 females, age 23.1 ± 5.2 years) 57 matched HCs (20 22.7 4.3 before after 6 weeks where received aripiprazole monotherapy (mean dose 10.4 mg 4.8 mg). At baseline, displayed lower (57.4 25.9 µM) than controls (72.7 21.4 (t = 3.4, P .001). Baseline...

10.1093/ijnp/pyac029 article EN cc-by The International Journal of Neuropsychopharmacology 2022-05-05

Schizophrenia is associated with aberrations in the Default Mode Network (DMN), but clinical implications remain unclear. We applied data-driven, unsupervised machine learning based on resting-state electroencephalography (rsEEG) functional connectivity within DMN to cluster antipsychotic-naïve patients first-episode schizophrenia. The identified clusters were investigated respect psychopathological profile and cognitive deficits. Thirty-seven antipsychotic-naïve, schizophrenia (mean age...

10.1007/s00406-023-01550-9 article EN cc-by European Archives of Psychiatry and Clinical Neuroscience 2023-02-02

Previous studies report that the COVID-19 lockdown had an impact on mental health of pediatric population. In this study, we harness deep neuropsychiatric phenotyping population-based COPSAC2010 (n = 700) cohort at age 10 to study outcomes with focus role genetic vulnerability attention-deficit/hyperactivity disorder (ADHD), in form polygenic risk scores (PRS). A total 593 children were examined between 2019 and 2021, resulting two groups different children, those evaluated before 230) after...

10.1016/j.psychres.2023.115481 article EN cc-by Psychiatry Research 2023-09-15

Abstract Geografisk Tidsskrift—Danish Journal of Geography 110(2):155–174, 2010 The Thule culture the Wollaston-Clavering Ø area is analysed and their settlement pattern as recorded within presented in relation to following high arctic seasons: winter, spring summer. From analysis it seen that a defined stable seasonal mobility between coast, fjords inland existed "Sirius Water Polynya" off Wollaston Forland Sabine Ø, holds key understanding human economy patterns research area, well region....

10.1080/00167223.2010.10669505 article EN Geografisk Tidsskrift-Danish Journal of Geography 2010-01-01

Antipsychotic drugs are primarily efficacious in treating positive symptoms by blocking the dopamine D2 receptor, but they fail to substantially improve negative and cognitive deficits. The limited efficacy may be attributed fact that pathophysiology of psychosis involves multiple neurotransmitter systems. In patients with chronic schizophrenia, memantine, a non-competitive glutamatergic NMDA receptor antagonist, shows promise for ameliorating improving cognition. Yet, it is unknown how...

10.3389/fpsyt.2022.889572 article EN Frontiers in Psychiatry 2022-05-20
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