513 results match your criteria: "Center for Psychiatry Research[Affiliation]"

Switches and early discontinuations of antidepressant medication in young adults with depression.

J Affect Disord

December 2021

School of Pharmacy, University of Eastern Finland, Kuopio, Finland; Department of Forensic Psychiatry, Niuvanniemi Hospital, University of Eastern Finland, Kuopio, Finland; Department of Clinical Neuroscience, Karolinska Institutet, Stockholm, Sweden.

Background: Receiving treatment for depression is increasingly common among young adults. Antidepressants (AD) are important in depression treatment and modification of medication is common. We examined switches and discontinuations of ADs among young Finnish adults aged 18-29 years.

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Tourette syndrome (TS) is a highly heritable neuropsychiatric disorder with complex patterns of genetic inheritance. Recent genetic findings in TS have highlighted both numerous common variants with small effects and a few rare variants with moderate or large effects. Here we searched for genetic causes of TS in a large, densely-affected British pedigree using a systematic genomic approach.

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Early life stress has been linked to increased methylation of the Nuclear Receptor Subfamily 3 Group C Member 1 (NR3C1) gene, which codes for the glucocorticoid receptor. Moreover, early life stress has been associated with substance use initiation at a younger age, a risk factor for developing substance use disorders. However, no studies to date have investigated whether NR3C1 methylation can predict substance use in young individuals.

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Interindividual Differences in Cortical Thickness and Their Genomic Underpinnings in Autism Spectrum Disorder.

Am J Psychiatry

March 2022

Department of Child and Adolescent Psychiatry, University Hospital, Goethe University, Frankfurt am Main, Germany (Ecker, Bletsch, Mann, Schaefer, Yousaf, Chiocchetti, Bast, Freitag); Department of Forensic and Neurodevelopmental Sciences (Ecker, Pretzsch, Dell'Acqua, Puts, Loth, Murphy) and Department of Psychology (Tillmann, Charman), Institute of Psychiatry, Psychology, and Neuroscience, King's College London; Department of Psychiatry, University Medical Center Utrecht Brain Center, Utrecht University, Utrecht, the Netherlands (Ambrosino, Durston); Laboratory for Autism and Neurodevelopmental Disorders, Center for Neuroscience and Cognitive Systems, University of Trento, Istituto Italiano di Tecnologia, Rovereto, Italy (Lombardo); Autism Research Centre, Department of Psychiatry, University of Cambridge, Cambridge, U.K. (Lombardo, Warrier, Baron-Cohen); Department of Psychiatry and Psychotherapy (Moessnang, Baumeister, Meyer-Lindenberg) and Department of Child and Adolescent Psychiatry (Moessnang, Baumeister, Banaschewski), Central Institute of Mental Health, Medical Faculty Mannheim, University of Heidelberg, Mannheim, Germany; Department of Cognitive Neuroscience, Donders Institute for Brain, Cognition, and Behavior, Radboud University Nijmegen Medical Centre, Nijmegen, the Netherlands (Floris, Zabihi, Marquand, Beckmann, Buitelaar); Human Genetics and Cognitive Functions Unit, Institut Pasteur, University of Paris, Paris (Cliquet, Leblond, Moreau, Dumas, Bourgeron); Centre for Brain and Cognitive Development, Birkbeck, University of London, London (Jones, Mason); Center for Neurodevelopmental Disorders (KIND), Center for Psychiatry Research, Department of Women's and Children's Health, Karolinska Institutet and Stockholm Health Care Services, and Department of Child and Adolescent Psychiatry, Stockholm Health Care Services, Region Stockholm, Sweden (Bölte); Department of Child and Adolescent Neuropsychiatry, Gaetano Martino University Hospital, University of Messina, Messina, Italy (Persico); Roche Pharmaceutical Research and Early Development, NORD Discovery and Translational Area, Roche Innovation Center Basel, Switzerland (Spooren).

Article Synopsis
  • - The study investigates the link between brain anatomy and genetics in individuals with autism spectrum disorder (ASD), focusing on differences in cortical thickness across a diverse group of participants.
  • - Results show significant differences in key brain regions between those with ASD and typically developing individuals, revealing neuroanatomical deviations that correlate with genetic predisposition and symptom severity.
  • - Findings support the connection between brain structure and the molecular mechanisms involved in ASD, suggesting pathways for tailored therapeutic interventions and better understanding of the disorder's complexity.
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In Sweden, young autistic children typically attend community-based preschool programs, which may not be adapted to their needs. In the current study, stakeholders to autistic children receiving Early Intensive Behavioral Intervention were interviewed following a quasi-randomized study (#NCT03634761) aimed at improving the preschool program quality using the Swedish version of the Autism Program Environment Rating Scale (APERS). Stakeholders provided their perceptions and experiences concerning key factors for high quality preschool programs as well as well as their experiences of the abovementioned APERS study.

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Background: Since the beginning of the coronavirus disease 2019 (COVID-19) pandemic, there has been increasing urgency to identify pathophysiological characteristics leading to severe clinical course in patients infected with severe acute respiratory syndrome coronavirus 2 (SARS-CoV-2). Human leukocyte antigen alleles (HLA) have been suggested as potential genetic host factors that affect individual immune response to SARS-CoV-2. We sought to evaluate this hypothesis by conducting a multicenter study using HLA sequencing.

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Antipsychotic use and risk of breast cancer in women with schizophrenia: a nationwide nested case-control study in Finland.

Lancet Psychiatry

October 2021

Department of Forensic Psychiatry, University of Eastern Finland, Niuvanniemi Hospital, Kuopio, Finland; Department of Clinical Neuroscience, Karolinska Institutet, Stockholm, Sweden; Center for Psychiatry Research, Stockholm City Council, Stockholm, Sweden; Neuroscience Center, University of Helsinki, Helsinki, Finland.

Background: Breast cancer is more common in female patients with schizophrenia than in the general population. It is not known whether treatment with prolactin-increasing antipsychotics contributes to increased odds of breast cancer.

Methods: We used Finnish nationwide registers of hospital treatment, prescription drug purchases, and cancer diagnoses to do a nested case-control study.

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The effect of user interface on treatment engagement in a self-guided digital problem-solving intervention: A randomized controlled trial.

Internet Interv

December 2021

Center for Psychiatry Research, Department of Clinical Neuroscience, Karolinska Institutet, Stockholm Health Care Services, Region Stockholm, Stockholm, Sweden.

Background: Resources are spent worldwide on the development of digital platforms and their user interfaces (UIs) for digital mental health services (DMHS). However, studies investigating the potential benefits of different UIs for DMHS are currently lacking. To fill this knowledge gap, the aim of this study was to investigate differences in treatment engagement between two different UIs for DMHS.

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Epigenome-wide studies report higher methylation among women than men with decreasing levels with age. Little is known about associations of sex and age with methylation of monoamine oxidase A (MAOA). Methylation of the first exonic and partial first intronic region of MAOA has been shown to strengthen associations of interactions of MAOA-uVNTR genotypes and adversity with aggression and substance misuse.

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Background: While multiple studies have examined the brain functional correlates of reward, meta-analyses have either focused on studies using the monetary incentive delay (MID) task, or have adopted a broad strategy, combining data from studies using both monetary and non-monetary reward, as probed using a wide range of tasks.

Objective: To meta-analyze fMRI studies that used monetary reward and in which there was a definable cue-reward contingency. Studies were limited to those using monetary reward in order to avoid potential heterogeneity from use of other rewards, especially social rewards.

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Positron emission tomographic imaging in drug discovery.

Drug Discov Today

January 2022

Lee Kong Chian School of Medicine, Nanyang Technological University, 59 Nanyang Drive, Singapore 636921, Singapore; Cognitive Neuroimaging Centre, 59 Nanyang Drive, Nanyang Technological University, Singapore 636921, Singapore; Department of Clinical Neuroscience, Center for Psychiatry Research, Karolinska Institute and Stockholm County Council, SE-171 76 Stockholm, Sweden.

Positron emission tomography (PET) is an extensively used nuclear functional imaging technique, especially for central nervous system (CNS) and oncological disorders. Currently, drug development is a lengthy and costly pursuit. Imaging with PET radiotracers could be an effective way to hasten drug discovery and advancement, because it facilitates the monitoring of key facets, such as receptor occupancy quantification, drug biodistribution, pharmacokinetic (PK) analyses, validation of target engagement, treatment monitoring, and measurement of neurotransmitter concentrations.

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Background: People with schizophrenia/schizoaffective disorder (schizophrenia) die early, largely due to cardiovascular-related mortality. Antipsychotics are associated with lower mortality. We aimed to explore whether antipsychotic use can reduce discontinuation of medications for cardiovascular risk factors and diseases ("cardiometacolic drugs"), using a within-study design controlling for subject-related factors.

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The objective of the current study was to investigate the associations between lifetime classic psychedelic use and cardiometabolic diseases. Using data from the National Survey on Drug Use and Health (2005-2014), the present study examined the associations between lifetime classic psychedelic use and two types of cardiometabolic disease: heart disease and diabetes. Respondents who reported having tried a classic psychedelic at least once in their lifetime had lower odds of heart disease in the past year (adjusted odds ratio (aOR) = 0.

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This initial open feasibility trial reports on feasibility and preliminary effectiveness of the manualized, group-based psychoeducational intervention for grandparents of preschool-aged children with ASD provided by the outpatient habilitation services in Stockholm, Sweden. One hundred and twenty non-custodial grandparents participated in a 6-h intervention program. The study demonstrated good feasibility: 114 (95%) grandparents completed both pre- and post-intervention measures and evaluations and reported high intervention acceptability.

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Antipsychotic Polypharmacy for the Management of Schizophrenia: Evidence and Recommendations.

Drugs

July 2021

Department of Forensic Psychiatry, Niuvanniemi Hospital, University of Eastern Finland, Niuvankuja 65, 70240, Kuopio, Finland.

Schizophrenia is a debilitating illness with a lifetime prevalence estimate of 0.6% and consists of symptoms from the positive, negative, and cognitive domains. Social support, therapy, psychoeducation, and overall case management are very important aspects of the treatment of schizophrenia.

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Article Synopsis
  • The study focused on evaluating the consistency and reliability of hepatic venous pressure gradient (HVPG) measurements in patients with cirrhosis, specifically for randomized controlled trials (RCTs) addressing portal hypertension (PH).
  • Analysis of 20 RCTs revealed that variability in HVPG measurements was lower in trials with only compensated cirrhosis patients, leading to smaller sample size requirements for these studies compared to those with decompensated cirrhosis.
  • Findings indicate that while HVPG measurement is reliable, the variability is greater in populations with more severe liver disease, which is crucial for planning clinical trials and using HVPG to direct treatment strategies.
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Importance: Knowledge of the health challenges and mortality in people with intellectual disability (ID) should guide health policies and practices in contemporary society.

Objective: To examine premature mortality in individuals with ID.

Design, Setting, And Participants: This population-based longitudinal cohort study obtained data from several national health care, education, and population registers in Sweden.

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Benevolence - Associations With Stress, Mental Health, and Self-Compassion at the Workplace.

Front Psychol

June 2021

Center for Social Sustainability, Department of Neurobiology, Care Sciences and Society, Karolinska Institute, Stockholm, Sweden.

Objective: Benevolence is an emerging concept in motivation theory and research as well as in on pro-social behavior, which has stimulated increasing interest in studying factors that impair or facilitate benevolence and effects thereof. This exploratory study examines the associations between benevolence, stress, mental health, self-compassion, and satisfaction with life in two workplace samples.

Methods: In the first study = 522 (38% = female, median age = 42) participants answered questionnaires regarding self-reported stress symptoms (i.

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Schizophrenia often requires long-term treatment with antipsychotic medication. This study aims to measure the continuity of antipsychotic treatment over the course of illness in schizophrenia, as well as factors involved in the interruption of treatment. For this, we followed up a national cohort of first-episode psychosis patients in Finland for up to 18 years.

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Cultivating the Interpersonal Domain: Compassion in the Supervisor-Doctoral Student Relationship.

Front Psychol

April 2021

Department of Neurobiology, Care Sciences and Society, Center for Social Sustainability, Karolinska Institute, Stockholm, Sweden.

The long-term and complex supervisor-doctoral student relationship is often characterised by tension and frictions. In higher education research, models, and interventions that take the potential beneficial interpersonal effects of compassion into account seem to be scarce. Hence, the aim of this study was to conceptualise the potential role compassion could have in the cultivation of an affiliative and sustainable supervisor-doctoral student relationship.

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Alcohol use disorders (AUD) often co-occur with anxiety and depressive disorders, and anxiety often drives relapse during alcohol abstinence. Optimal AUD pharmacotherapies may thus need to target both excessive alcohol intake and elevated anxiety. (-)-OSU6162 (OSU) is a monoamine stabilizer that attenuates alcohol-mediated behaviors in both preclinical and clinical settings.

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Background: Higher incidence of psychotic disorders and underuse of mental health services have been reported among many migrant populations. This study examines the initiation and continuity of antipsychotic treatment among migrants and non-migrants with a non-affective psychosis during a new treatment episode.

Methods: This study is based on a nationwide sample of migrants and Finnish-born controls.

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The purpose of this study was to explore the association between cognition and hazardous drinking and alcohol use disorder in schizophrenia and schizoaffective disorder. Cognition is more or less compromised in schizophrenia, and schizoaffective disorder and alcohol use might aggravate this phenomenon. The study population included 3362 individuals from Finland with diagnoses of schizophrenia or schizoaffective disorder.

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Molecular signaling pathways underlying schizophrenia.

Schizophr Res

June 2021

A.I. Virtanen Institute for Molecular Sciences, University of Eastern Finland, Kuopio, Finland; Neuroscience Center, University of Helsinki, Helsinki, Finland.

The molecular pathophysiological mechanisms underlying schizophrenia have remained unknown, and no treatment exists for primary prevention. We used Ingenuity Pathway Analysis to analyze canonical and causal pathways in two different datasets, including patients from Finland and USA. The most significant findings in canonical pathway analysis were observed for glutamate receptor signaling, hepatic fibrosis, and glycoprotein 6 (GP6) pathways in the Finnish dataset, and GP6 and hepatic fibrosis pathways in the US dataset.

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Aim: The aim of this study was to evaluate the reliability and validity of the Swedish version of the self-rated 36-item WHODAS 2.0 in patients from Swedish psychiatric outpatient settings, using classical test theory.

Methods: The 36-item WHODAS 2.

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