18 Result(s)
within
Kentaro Morita
English
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Article
Open AccessLongitudinal trajectories of anterior cingulate glutamate and subclinical psychotic experiences in early adolescence: the impact of bullying victimization
Previous studies reported decreased glutamate levels in the anterior cingulate cortex (ACC) in non-treatment-resistant schizophrenia and first-episode psychosis. However, ACC glutamatergic changes in subjects ...
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Article
Open AccessThe past, present, and a future for native charr in Japan
Charrs (Salvelinus) reach their southernmost distribution in Japan, and are uniquely adapted to the short, steep streams of this island archipelago. Southern Asian Dolly Varden (Salvelinus curilus) occur only in ...
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Article
Open AccessDiverse migration patterns of anadromous white-spotted charr Salvelinus leucomaenis revealed from otolith microchemistry
Anadromous migration of salmonid fish has been extensively studied, primarily focusing on the dichotomous framework of anadromy and residency. However, there remains a limited understanding of intermediate mig...
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Open AccessSubcortical volumetric alterations in four major psychiatric disorders: a mega-analysis study of 5604 subjects and a volumetric data-driven approach for classification
Differential diagnosis is sometimes difficult in practical psychiatric settings, in terms of using the current diagnostic system based on presenting symptoms and signs. The creation of a novel diagnostic syste...
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Article
Open AccessLongitudinal structuring of stream-fish assemblages: is niche partitioning observed in two-species systems applicable to three-species systems?
Longitudinal distribution and niche partitioning phenomena have been extensively reported for streams containing two salmonid species but remain poorly understood for streams containing three or more salmonid ...
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Open AccessCerebral cortical structural alteration patterns across four major psychiatric disorders in 5549 individuals
According to the operational diagnostic criteria, psychiatric disorders such as schizophrenia (SZ), bipolar disorder (BD), major depressive disorder (MDD), and autism spectrum disorder (ASD) are classified bas...
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Open AccessAlterations of auditory-evoked gamma oscillations are more pronounced than alterations of spontaneous power of gamma oscillation in early stages of schizophrenia
Several animal models of schizophrenia and patients with chronic schizophrenia have shown increased spontaneous power of gamma oscillations. However, the most robust alterations of gamma oscillations in patien...
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Open AccessCulture-dependent and universal constructs and promoting factors for the process of personal recovery in users of mental health services: qualitative findings from Japan
The conceptualization of personal recovery began in Europe and North America and has spread worldwide. However, the concept of personal recovery in addition to recovery-promoting factors may be influenced by c...
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Open AccessBirth order and prosociality in the early adolescent brain
Birth order is a crucial environmental factor for child development. For example, later-born children are relatively unlikely to feel secure due to sibling competition or diluted parental resources. The positi...
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Article
Open AccessImpaired inhibition of return during free-viewing behaviour in patients with schizophrenia
Schizophrenia affects various aspects of cognitive and behavioural functioning. Eye movement abnormalities are commonly observed in patients with schizophrenia (SZs). Here we examined whether such abnormalitie...
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Open AccessWhite matter microstructural alterations across four major psychiatric disorders: mega-analysis study in 2937 individuals
Identifying both the commonalities and differences in brain structures among psychiatric disorders is important for understanding the pathophysiology. Recently, the ENIGMA-Schizophrenia DTI Working Group perfo...
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Article
Open AccessCorrection to: The Japanese version of the questionnaire about the process of recovery: development and validity and reliability testing
After publication of our article [1] we were notified that the 5-point Likert-type scale in Additional file 1 needs to change from “1 to 5” to “0 to 4”. The updated Additional file 1 is included in this correc...
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Article
Open AccessOne-pot synthesis of cyclodextrin-based radial poly[n]catenanes
Supermolecules such as rotaxanes and catenanes have recently attracted considerable attention due to their potential widespread applications in areas such as molecular machines and switches. Moreover, the deve...
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Article
Open AccessNeurometabolic and functional connectivity basis of prosocial behavior in early adolescence
Human prosocial behavior (PB) emerges in childhood and matures during adolescence. Previous task-related functional magnetic resonance imaging (fMRI) studies have reported involvement of the medial prefrontal ...
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Article
Open AccessAbnormal asymmetries in subcortical brain volume in early adolescents with subclinical psychotic experiences
Subcortical structures may have an important role in the pathophysiology of psychosis. Our recent mega-analysis of structural magnetic resonance imaging (MRI) data has reported subcortical volumetric and later...
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Article
Open AccessElectrophysiological evidence for abnormal glutamate-GABA association following psychosis onset
Previous studies have shown glutamatergic dysfunction and γ-aminobutyric acid (GABA)-ergic dysfunction in schizophrenia. Animal studies suggest that N-methyl-d-aspartate receptor (NMDAR) dysfunction and GABA-ergi...
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Article
Open AccessGenome-wide Association Analysis of Eye Movement Dysfunction in Schizophrenia
Eye movements are considered endophenotypes of schizophrenia. However, the genetic factors underlying eye movement are largely unknown. In this study, we explored the susceptibility loci for four eye movement ...
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Article
Open AccessThe Japanese version of the questionnaire about the process of recovery: development and validity and reliability testing
Personal recovery is increasingly recognised as an important outcome measure in mental health services. This study aimed to develop a Japanese version of the Questionnaire about the Process of Recovery (QPR-J)...
