OOIR: Observatory of International Research

Papers

(The median citation count of Acta Neuropsychiatrica is 2. The table below lists those papers that are above that threshold based on CrossRef citation counts [max. 250 papers]. The publications cover those that have been published in the past four years, i.e., from 2022-01-01 to 2026-01-01.)

Article	Citations
Aggressive behaviours associated with MDMA and psychedelics: a narrative review	46
A double-blind, placebo-controlled, randomised withdrawal study of adjunctive brexpiprazole maintenance treatment for major depressive disorder	44
Neuropsychiatric symptoms in post-COVID-19 long haulers	39
Research and Diagnostic Algorithmic Rules (RADAR) for mood disorders, recurrence of illness, suicidal behaviours, and the patient’s lifetime trajectory	37
Misconceptions about paediatric bipolar disorder	33
Polymorphisms in ERBB4 and TACR1 associated with dry mouth in clozapine-treated patients	28
The effect of azelaic acid on AlCl₃-induced neurocognitive impairments and molecular changes in the hippocampus of rats	21
Dissecting the association between psychiatric disorders and neurological proteins: a genetic correlation and two-sample bidirectional Mendelian randomization study	20
The influence of peer non-suicidal self-harm on young adults’ urges to self-harm: experimental study	18
Psychiatric sequelae after SARS-Cov-2 infection: trajectory, predictors and associations in a longitudinal Australian cohort	17
Rumination in bipolar disorder associated with brain network and behavioural measures of inhibitory executive control	14
Comorbid cerebrovascular and neurodegenerative burden in mild behavioural impairment and their impact on clinical trajectory	12
Exploration of possible sex bias in acute social stress research: a semi-systematic review	11
Occurrence of metabolic syndrome in untreated bipolar disorders: a cross-sectional study	11
Wearables measuring electrodermal activity to assess perceived stress in care: a scoping review	11
A comparative study of retinal layer changes among patients with schizophrenia and healthy controls	11
Development and validation of the Male Post-coital Affect Scale for heterosexual men	10
Plasma neurofilament light chain is increased in Niemann-Pick Type C but glial fibrillary acidic protein remains normal	9
Serum S100B protein after electroconvulsive therapy in patients with depression	9
Role of T and B lymphocyte cannabinoid type 1 and 2 receptors in major depression and suicidal behaviours	9
Feasibility, acceptability and evaluation of meditation to augment yoga practice among persons diagnosed with schizophrenia	9
Attention improvement to transcranial alternating current stimulation at gamma frequency over the right frontoparietal network: a preliminary report	9
Time perception in bipolar disorder: a systematic review	8
Cannabidiol improves non-motor symptoms, attenuates neuroinflammation, and favours hippocampal newborn neuronal maturation in a rat model of Parkinsonism	8
The impact of morningness–eveningness on depression through a serial mediation model of resilience and anxiety	8

Lowered oxygen saturation and increased body temperature in acute COVID-19 largely predict chronic fatigue syndrome and affective symptoms due to Long COVID: A precision nomothetic approach	8
Roles of cannabinoid CB1 and CB2 receptors in the modulation of psychostimulant responses	8
Complement system dysfunction in autism spectrum disorder: evidence for altered C1q and C3 levels (complement system dysfunction in ASD)	7
Cannabidiol negatively modulates adenosine A_2A receptor functioning in living cells	7
Psychosocial wellbeing of people with dementia: systematic review and construct analysis	7
Cerebrospinal fluid neurofilament light predicts longitudinal diagnostic change in patients with psychiatric and neurodegenerative disorders	6
Serum s100b protein levels as a neuroinflammatory biomarker of acutely relapsed paranoid schizophrenia patients	6
Gene expression of kynurenine pathway enzymes in depression and following electroconvulsive therapy	6
A comprehensive bibliographic study on mental illness	6
Impact of elevated body mass index (BMI) on cognitive functioning and inflammation in persons with post-COVID-19 condition: a secondary analysis	6
The tryptophan catabolite pathway in major and simple neurocognitive psychosis: a double-edged sword with two sharpened edges	6
The impact of social isolation due to the COVID-19 pandemic on patients with dementia and caregivers	6
No decrease in perseverance and performance on cognitive tasks in Danish cohort of hormonal contraceptive users	5
Cannabis-induced psychotic disorder with onset during withdrawal: a brief report of emerging evidence	5
Distinct contributions of cerebrospinal fluid biomarkers to cognitive impairment and neuropsychiatric symptoms in young-onset dementia	5
Blood–brain barrier permeability and electroconvulsive therapy: a systematic review	5
Behavioural impairments in a mouse model of Kabuki syndrome associated with dopaminergic and neuroinflammatory modulations	5
Apathy associated with antidepressant drugs: a systematic review	5
‘Unravelling the shared genetic architecture between suicidality and subcortical brain volume: a genome-wide association study’	5
MR spectroscopic imaging and its association with EEG, CSF, and psychometric/neuropsychological findings in patients with suspected autoimmune psychosis spectrum syndromes	4
A retrospective analysis of iv ketamine outcome on hospitalisations in an unselected psychiatric sample	4
Genetically predisposed and resilient animal models of depression reveal divergent responses to early-life adversity	4
Selective serotonin reuptake inhibitors and osteoporosis: a target trial emulation using real-world data	4
Obstetric complications and clinical presentation in first episode of psychosis	4
Evaluating the safety profile of connectome-based repetitive transcranial magnetic stimulation	4
Distributed genetic effects of the corpus callosum subregions suggest links to neuropsychiatric disorders and related traits	4
Investigation of the relationship of sleep disorder occurring in fibromyalgia with central nervous system and pineal gland volume	4
Network hub changes in the pars opercularis indicate impaired inhibition in tic disorder patients	4
Reactivation of herpesvirus type 6 and IgA/IgM-mediated responses to activin-A underpin long COVID, including affective symptoms and chronic fatigue syndrome	4
Psilocybin-Assisted Physiotherapy for Refractory Motor Functional Neurological Disorder: Protocol for a Randomised Dose-Comparison Pilot Study	4
Anxiolytic-like effects of acute serotonin-releasing agents in zebrafish models of anxiety: experimental study and systematic review	4
Modelling self-diagnosed burnout as a categorical syndrome	4
Gender-affirming hormone therapy, quality of life, and the role of oestradiol and testosterone in transgender individuals	4
Antinociceptive effect of N-acetyl glucosamine in a rat model of neuropathic pain	4
In memoriam: Brian E. Leonard	3
Circuits regulating pleasure and happiness – focus on potential biomarkers for circuitry including the habenuloid complex	3
The therapeutic potential of cannabidiol in neuropsychiatric and neurodegenerative disorders	3
Acta Neuropsychiatrica embraces full open access: towards a new era of global knowledge sharing	3
Physiological responses to videoconferencing exposure in individuals with social anxiety: an iPPG-based HRV analysis	3
A meta-analysis of the prevalence of neuropsychiatric disorders and their association with disease onset in myotonic dystrophy	3
Electroencephalogram activity related to psychopathological and neuropsychological symptoms in institutionalised minors: a systematic review	3
Group independent components underpin responses to items from a depression scale	3
Ultrasonic vocalisations in the Flinders Sensitive Line rat, a genetic animal model of depression	3
About the paper ‘Apathy associated with antidepressants: a systematic review’	3
Attention-deficit hyperactivity disorder drug search trends: a Scandinavian perspective	3
Association of glucagon-like peptide-1 receptor agonists (GLP-1 RAs) and neurogenesis: a systematic review	3
Adverse childhood experiences and reoccurrence of illness impact the gut microbiome, which affects suicidal behaviours and the phenome of major depression: towards enterotypic phenotypes	3
Decreased sensitivity to antidepressant drugs in Wistar Hannover rats submitted to two animal models of depression	3
Neural correlates of learning accommodation and consolidation in generalised anxiety disorder	3
Dual administration of lipopolysaccharide induces behavioural changes in rats relevant to psychotic disorders	3

Application of cognitive behavioural therapy combined with aripiprazole in the treatment of schizophrenia: a randomised controlled trial	3
Time to transition from paediatric to adolescent bipolar disorder	3
Monomeric CRP and negative acute phase proteins, but not pentameric CRP, as biomarkers of major depression and MDMD	3
Psychometric properties of the ASEBA Child Behaviour Checklist and Youth Self-Report in sub-Saharan Africa - A systematic review	3
Mediators of improved PTSD symptoms in veterans and civilians following a yoga program	3
Narrating the psychoneuroimmunomodulatory properties of serotonin 5-HT_2A receptor psychedelics from a transdiagnostic perspective	3
The male–female suicide ratio in Denmark plateaus at 2.7: an opportunity for targeted intervention?	3
Attention-related impairment and contributing neuroinflammatory signalling in the prefrontal cortex of perinatal nicotine-exposed mice	3
Augmentation strategies for clozapine resistance: a systematic review and meta-analysis	2
First-episode psychotic disorders in the wake of the COVID-19 pandemic: a descriptive review of casereports	2
A single dose of cocaine raises SV2A density in hippocampus of adolescent rats	2
Network meta-analysis of the effectiveness of psychotherapies with or without medication for treating adult depression	2
Tips and traps for behavioural animal experimentation	2
Effects of electroconvulsive therapy on cortical thickness in depression: a systematic review	2
Cannabidiol modulates hippocampal genes involved in mitochondrial function, ribosome biogenesis, synapse organization, and chromatin modifications	2
Advancing the understanding of cannabinoids in psychiatry	2
BDNF-related mutations in major depressive disorder: a systematic review	2
Systematic review of differentially abundant proteins in people with Lewy body dementia	2
Decreased beta 1 (12–15 Hertz) power modulates the transfer of suicidal ideation to suicide in major depressive disorder	2
RNA m⁶A methyltransferase activator affects anxiety-related behaviours, monoamines and striatal gene expression in the rat	2
Effects of cannabidiol on reward contextual memories induced by cocaine in male and female mice	2
Paediatric bipolar disorder and its controversy	2
Has maternal sensitivity been comprehensively investigated in sub-Saharan Africa? A narrative scoping review	2
IL-8 and IL-1RA serum levels predicting depression treatment response in 6-week follow-up	2
The immune checkpoint pathophysiology of depression and chronic fatigue syndrome due to preeclampsia: focus on sCD80 and sCTLA-4	2
Heterogeneity of lithium effects in the forced swim test, across more than within experiments	2
Analysis of 470,000 exome-sequenced cases and controls fails to identify any genes impacting risk of developing affective disorder	2
Association between cortical thickness or surface area and divergent thinking in patients with bipolar disorder	2
Glucagon-like peptide-1 receptor agonists for the treatment of opioid use disorders: a systematic review	2
Pharmacogenetics of angiotensin modulators according to APOE-ϵ4 alleles and the ACE insertion/deletion polymorphism in Alzheimer’s disease	2
Birds may represent a useful animal model for studying human mental disorders	2
Gut microbiota alterations in stable outpatients with schizophrenia: findings from a case–control study	2
Investigation of serum galanin, alarin, meteorin-like protein, and ischemia modified albumin levels in patients with schizophrenia	2
Transcriptomic and proteomic analyses of SH-SY5Y neuroblastoma cells treated with amisulpride	2
Structural impairment in superficial and deep white matter in schizophrenia	2
White matter tract alterations in schizophrenia identified by DTI-based probabilistic tractography: a multisite harmonisation study	2