World Journal of Biological Psychiatry最新文献

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Common changes in rat cortical gene expression after antidepressant drug treatment: Impacts on metabolism of polyamines, mRNA splicing, regulation of RAS by GAPs, neddylation and GPCR ligand binding. 抗抑郁药物治疗后大鼠大脑皮层基因表达的常见变化:对多胺代谢、mRNA 剪接、GAPs 对 RAS 的调控、needdylation 和 GPCR 配体结合的影响。
IF 3.1 4区 医学
World Journal of Biological Psychiatry Pub Date : 2024-03-01 DOI: 10.1080/15622975.2024.2312475
Brian Dean, Elizabeth Scarr
{"title":"Common changes in rat cortical gene expression after antidepressant drug treatment: Impacts on metabolism of polyamines, mRNA splicing, regulation of RAS by GAPs, neddylation and GPCR ligand binding.","authors":"Brian Dean, Elizabeth Scarr","doi":"10.1080/15622975.2024.2312475","DOIUrl":"10.1080/15622975.2024.2312475","url":null,"abstract":"<p><strong>Objectives: </strong>This study sought to identify pathways affected by rat cortical RNA that were changed after treatment with fluoxetine or imipramine.</p><p><strong>Methods: </strong>We measured levels of cortical RNA in male rats using GeneChip<sup>®</sup> Rat Exon 1.0 ST Array after treatment with vehicle (0.9% NaCl), fluoxetine (10 mg/kg/day) or imipramine (20 mg/kg/day) for 28 days. Levels of coding and non-coding RNA in vehicle treated rats were compared to those in treated rats using ANOVA in JMP Genomics 13 and the Panther Gene Ontology Classification System was used to identify pathways involving the changed RNAs.</p><p><strong>Results: </strong>18,876 transcripts were detected; there were highly correlated changes in 1010 levels of RNA after both drug treatments that would principally affect the metabolism of polyamines, mRNA splicing, regulation of RAS by GAPs, neddylation and GPCR ligand binding. Using our previously published data, we compared changes in transcripts after treatment with antipsychotic and mood stabilising drugs.</p><p><strong>Conclusions: </strong>Our study shows there are common, correlated, changes in coding and non-coding RNA in the rat cortex after treatment with fluoxetine or imipramine; we propose the pathways affected by these changes are involved in the therapeutic mechanisms of action of antidepressant drugs.</p>","PeriodicalId":49358,"journal":{"name":"World Journal of Biological Psychiatry","volume":" ","pages":"200-213"},"PeriodicalIF":3.1,"publicationDate":"2024-03-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"139724689","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":4,"RegionCategory":"医学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Serum proteomics analysis of drug-naïve patients with generalised anxiety disorder: Tandem mass tags and multiple reaction monitoring. 对未经药物治疗的广泛性焦虑症患者进行血清蛋白质组学分析:串联质量标记和多反应监测。
IF 3.1 4区 医学
World Journal of Biological Psychiatry Pub Date : 2024-03-01 Epub Date: 2024-01-21 DOI: 10.1080/15622975.2023.2301064
Xue Li, Sisi Zheng, Zhengtian Feng, Xinzi Liu, Ying Ding, Lina Zhang, Guofu Zhang, Min Liu, Hong Zhu, Hongxiao Jia
{"title":"Serum proteomics analysis of drug-naïve patients with generalised anxiety disorder: Tandem mass tags and multiple reaction monitoring.","authors":"Xue Li, Sisi Zheng, Zhengtian Feng, Xinzi Liu, Ying Ding, Lina Zhang, Guofu Zhang, Min Liu, Hong Zhu, Hongxiao Jia","doi":"10.1080/15622975.2023.2301064","DOIUrl":"10.1080/15622975.2023.2301064","url":null,"abstract":"<p><strong>Objectives: </strong>The prevalence of generalised anxiety disorder (GAD) is high. However, the underlying mechanisms remain elusive. Proteomics techniques can be employed to assess the pathological mechanisms involved in GAD.</p><p><strong>Methods: </strong>Twenty-two drug-naive GAD patients were recruited, their serum samples were used for protein quantification and identified using Tandem Mass Tag and Multiple Reaction Monitoring (MRM). Machine learning models were employed to construct predictive models for disease occurrence by using clinical scores and target proteins as input variables.</p><p><strong>Results: </strong>A total of 991 proteins were differentially expressed between GAD and healthy participants. Gene Ontology analysis revealed that these proteins were significantly associated with stress response and biological regulation, suggesting a significant implication in anxiety disorders. MRM validation revealed evident disparities in 12 specific proteins. The machine learning model found a set of five proteins accurately predicting the occurrence of the disease at a rate of 87.5%, such as alpha 1B-glycoprotein, complement component 4 A, transferrin, V3-3, and defensin alpha 1. These proteins had a functional association with immune inflammation.</p><p><strong>Conclusions: </strong>The development of generalised anxiety disorder might be closely linked to the immune inflammatory stress response.</p>","PeriodicalId":49358,"journal":{"name":"World Journal of Biological Psychiatry","volume":" ","pages":"188-199"},"PeriodicalIF":3.1,"publicationDate":"2024-03-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"139514217","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":4,"RegionCategory":"医学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Corticosteroids and mania: A systematic review. 皮质类固醇与躁狂症:系统综述。
IF 3 4区 医学
World Journal of Biological Psychiatry Pub Date : 2024-03-01 Epub Date: 2024-03-13 DOI: 10.1080/15622975.2024.2312572
Mathias De Bock, Pascal Sienaert
{"title":"Corticosteroids and mania: A systematic review.","authors":"Mathias De Bock, Pascal Sienaert","doi":"10.1080/15622975.2024.2312572","DOIUrl":"10.1080/15622975.2024.2312572","url":null,"abstract":"<p><strong>Objectives: </strong>Corticosteroids are widely prescribed for a variety of medical conditions. Accumulating evidence suggests that their use may be associated with adverse psychiatric effects, including mania. In this systematic review, we aim to critically evaluate the existing literature on the association between corticosteroid use and the emergence of mania.</p><p><strong>Methods: </strong>We conducted a comprehensive search of major electronic databases (PubMed, Embase, Cochrane Library) for relevant studies published up to the date of the search (12th January 2023). Inclusion criteria involve studies that investigate the association between corticosteroid use and the emergence of mania in adult patients. The primary outcome is the prevalence of (hypo)mania following corticosteroid administration. Secondary outcomes include potential risk factors, dose-response relationships, and differences among various corticosteroid formulations.</p><p><strong>Results: </strong>The identified studies were subjected to a systematic selection process and data extraction by an independent reviewer. A total of 47 articles met the inclusion criteria for our systematic review.</p><p><strong>Conclusion: </strong>Our findings suggest that mania is a common side-effect of corticosteroid use, particularly in prednisone equivalent doses above 40 mg. These findings hold practical significance for clinicians and provide insights into potential interventions, including careful monitoring, dose adjustments, and consideration of psychotropic medications when managing corticosteroid-induced mania.</p>","PeriodicalId":49358,"journal":{"name":"World Journal of Biological Psychiatry","volume":" ","pages":"161-174"},"PeriodicalIF":3.0,"publicationDate":"2024-03-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"139742419","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":4,"RegionCategory":"医学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Gender differences in brain region activation during verbal fluency task as detected by fNIRS in patients with depression. fNIRS检测抑郁症患者言语流畅性任务时脑区激活的性别差异。
IF 3.1 4区 医学
World Journal of Biological Psychiatry Pub Date : 2024-02-01 Epub Date: 2024-01-31 DOI: 10.1080/15622975.2023.2287735
Hailong Lyu, Miaomiao Zhao, Pengfeng Xu, Ying Li, Chaonan Jiang, Haoyang Zhao, Wenjing Shen, Xiaohan Hu, Kaiqi Wang, Yi Xu, Manli Huang
{"title":"Gender differences in brain region activation during verbal fluency task as detected by fNIRS in patients with depression.","authors":"Hailong Lyu, Miaomiao Zhao, Pengfeng Xu, Ying Li, Chaonan Jiang, Haoyang Zhao, Wenjing Shen, Xiaohan Hu, Kaiqi Wang, Yi Xu, Manli Huang","doi":"10.1080/15622975.2023.2287735","DOIUrl":"10.1080/15622975.2023.2287735","url":null,"abstract":"<p><strong>Background: </strong>Gender plays a role in the mechanisms of depression, but fewer studies have focused on gender differences in the abnormal activation of brain regions when patients perform specific cognitive tasks.</p><p><strong>Methods: </strong>A total of 110 major depressive disorder (MDD) patients and 106 healthy controls were recruited. The relative change in oxygen-haemoglobin (oxy-Hb) concentration during the verbal fluency task were measured by a 52-channel near-infra-red spectroscopy (NIRS) system. Differences in brain region activation between patients and healthy controls and between genders of depression patients were compared.</p><p><strong>Results: </strong>MDD patients demonstrated significantly decreased [oxy-Hb] changes in the right inferior frontal gyrus (<i>p</i> = 0.043) compared to healthy controls. A marked increase in leftward functional language lateralisation in the inferior frontal gyrus was observed in the MDD group in contrast to the HC group (<i>p</i> = 0.039). Furthermore, female patients in the MDD group exhibited significant reductions in [oxy-Hb] changes in the right frontal region (specifically, the superior and middle frontal gyrus; <i>p</i> = 0.037) compared with male patients.</p><p><strong>Conclusions: </strong>Gender impacts depression-related brain activation during cognitive tasks, potentially influencing depression's pathogenesis.</p>","PeriodicalId":49358,"journal":{"name":"World Journal of Biological Psychiatry","volume":" ","pages":"141-150"},"PeriodicalIF":3.1,"publicationDate":"2024-02-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"138300503","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":4,"RegionCategory":"医学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Repetitive transcranial magnetic stimulation and fluoxetine attenuate astroglial activation and benefit behaviours in a chronic unpredictable mild stress mouse model of depression. 在慢性不可预测的轻度应激抑郁小鼠模型中,重复经颅磁刺激和氟西汀可减弱星形胶质细胞的激活和有益行为。
IF 3.1 4区 医学
World Journal of Biological Psychiatry Pub Date : 2024-02-01 Epub Date: 2024-01-31 DOI: 10.1080/15622975.2023.2279958
Qianfa Yuan, Yuying Lei, Kai Yu, Junnan Wu, Zhizhong Xu, Chunyan Wen, Yanlong Liu, Wenqiang Wang, Jue He
{"title":"Repetitive transcranial magnetic stimulation and fluoxetine attenuate astroglial activation and benefit behaviours in a chronic unpredictable mild stress mouse model of depression.","authors":"Qianfa Yuan, Yuying Lei, Kai Yu, Junnan Wu, Zhizhong Xu, Chunyan Wen, Yanlong Liu, Wenqiang Wang, Jue He","doi":"10.1080/15622975.2023.2279958","DOIUrl":"10.1080/15622975.2023.2279958","url":null,"abstract":"<p><p><b>Objectives</b>: Repetitive transcranial magnetic stimulation (rTMS) has been considered as an effective antidepressant treatment; however, the mechanism of its antidepressant effect is still unclear. Fluoxetine, a selective serotonin reuptake inhibitor antidepressant, may be neuroprotective. The objective of the present study was to evaluate the effect and underlying possible neuroprotective mechanism of rTMS and fluoxetine on abnormal behaviours in a depressive mouse model induced by chronic unpredictable mild stress (CUMS).<b>Methods</b>: After 28 days of CUMS exposure, mice were chronically treated with rTMS (10 Hz for 5 s per train, total 20 trains per day) and (or) fluoxetine (5 mg/kg/day, intraperitoneally) for 28 days targeting on the frontal cortex. After the behavioural tests, the protein expressions of glial fibrillary acidic protein (GFAP), brain-derived neurotrophic factor (BDNF) and tyrosine kinase B (TrkB) were measured by immunohistochemistry and (or) Western Blot.<b>Results</b>: The results showed rTMS and (or) fluoxetine attenuated the locomotion decrease, anxiety and depressive like behaviours in the CUMS-exposed mice.<b>Conclusion</b>: Our results suggest that both rTMS and fluoxetine could benefit the CUMS-induced abnormal behaviours including depressive-like behaviours, and the beneficial effects of rTMS as well as fluoxetine on depression might be partly related to their neuroprotective effect on attenuating astroglial activation and BDNF decrease.</p>","PeriodicalId":49358,"journal":{"name":"World Journal of Biological Psychiatry","volume":" ","pages":"82-94"},"PeriodicalIF":3.1,"publicationDate":"2024-02-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"71523110","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":4,"RegionCategory":"医学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Prevalence and influencing factors of sleep problems in tic disorders: a meta-analysis. 抽动障碍患者睡眠问题的患病率及影响因素:荟萃分析。
IF 3.1 4区 医学
World Journal of Biological Psychiatry Pub Date : 2024-02-01 Epub Date: 2024-01-31 DOI: 10.1080/15622975.2023.2287729
Na Li, Junjuan Yan, Chang Xu, Ying Li, Yonghua Cui
{"title":"Prevalence and influencing factors of sleep problems in tic disorders: a meta-analysis.","authors":"Na Li, Junjuan Yan, Chang Xu, Ying Li, Yonghua Cui","doi":"10.1080/15622975.2023.2287729","DOIUrl":"10.1080/15622975.2023.2287729","url":null,"abstract":"<p><strong>Background: </strong>Sleep problems are commonly observed in patients with tic disorders. Nevertheless, studies have demonstrated a wide variation in the prevalence of sleep disturbances among this population. Consequently, it remains ambiguous whether sleep issues are inherently characteristic of tic disorders or are influenced by external factors.</p><p><strong>Methods: </strong>We conducted a comprehensive search across various databases and performed a meta-analysis to determine the prevalence of sleep problems in tic disorders. Additionally, we assessed pre-existing comorbidities and associated characteristics using meta-regression analysis.</p><p><strong>Results: </strong>After including 33 studies in the final meta-analysis, we found that the pooled prevalence of sleep problems in tic disorders was 34% (95%CI: 26% to 43%). Meta-regression analysis revealed that the presence of co-occurring symptoms of ADHD (<i>p</i> < 0.05), obsession compulsive disorder/behaviours (<i>p</i> < 0.05), anxiety (<i>p</i> < 0.001), and mood disorders (<i>p</i> < 0.001) was associated with an increased likelihood of experiencing sleep problems.</p><p><strong>Conclusions: </strong>Our findings consistently indicate that individuals with tic disorders frequently encounter significant sleep problems. This underscores the importance of routinely screening for sleep problems during clinical assessments. Effectively managing sleep problems in patients with tic disorders is crucial not only for the well-being of the patients themselves but also for their families.</p>","PeriodicalId":49358,"journal":{"name":"World Journal of Biological Psychiatry","volume":" ","pages":"130-140"},"PeriodicalIF":3.1,"publicationDate":"2024-02-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"138441521","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":4,"RegionCategory":"医学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
The relationship between alterations in plasma metabolites and treatment responses in antipsychotic-naïve female patients with schizophrenia. 抗精神病Naive女性精神分裂症患者血浆代谢产物的变化与治疗反应的关系。
IF 3.1 4区 医学
World Journal of Biological Psychiatry Pub Date : 2024-02-01 Epub Date: 2024-01-31 DOI: 10.1080/15622975.2023.2271965
Xiaoli Wang, Jun Xie, Hongyun Ma, Gang Li, Meijuan Li, Shen Li, Xiaoxiao Sun, Yongping Zhao, Wei Sun, Shu Yang, Jie Li
{"title":"The relationship between alterations in plasma metabolites and treatment responses in antipsychotic-naïve female patients with schizophrenia.","authors":"Xiaoli Wang, Jun Xie, Hongyun Ma, Gang Li, Meijuan Li, Shen Li, Xiaoxiao Sun, Yongping Zhao, Wei Sun, Shu Yang, Jie Li","doi":"10.1080/15622975.2023.2271965","DOIUrl":"10.1080/15622975.2023.2271965","url":null,"abstract":"<p><p>This study aimed to explore the relationship between alterations in plasma metabolites and treatment responses amongst antipsychotic-naïve female patients with schizophrenia. A total of 38 antipsychotic-naïve female schizophrenia patients (ANS) and 19 healthy female controls (HC) were recruited. Plasma samples were obtained from all participants, and targeted metabolomics were measured with FIA-MS/MS and LC-MS/MS. The positive and negative syndrome scale (PANSS) was used to assess the severity of psychotic symptoms before and after eight weeks of treatment. Receiver operator characteristics (ROC) curves were used to predict diagnostic and therapeutic responses. A total of 186 metabolites passed quality control procedures and were used in statistical analysis to identify potential biomarkers. Before treatment, the ANS patients had lower levels of γ -Aminobutyric Acid (GABA) and higher levels of Cholesteryl esters (CE) (20:3), Cholic Acid (CA) and Glycocholic Acid (GCA) compared to the HCs. These four differential metabonomic markers were synthesised into a combinatorial biomarker panel. This panel significantly distinguished ANS from HC. Moreover, this biomarker panel was able to effectively predict therapeutic responses. Our results suggest that plasma CE (20:3), CA, GCA, and GABA levels may be useful for diagnosing and predicting antipsychotic efficacy amongst female schizophrenia patients.</p>","PeriodicalId":49358,"journal":{"name":"World Journal of Biological Psychiatry","volume":" ","pages":"106-115"},"PeriodicalIF":3.1,"publicationDate":"2024-02-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"49693393","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":4,"RegionCategory":"医学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Glucose-6-phosphate dehydrogenase deficiency and psychotic disorders: A systematic review. 葡萄糖-6-磷酸脱氢酶缺乏与精神障碍:系统综述。
IF 3.1 4区 医学
World Journal of Biological Psychiatry Pub Date : 2024-02-01 Epub Date: 2024-01-31 DOI: 10.1080/15622975.2023.2290563
Christopher Gandar, James G Scott, Nicola Warren
{"title":"Glucose-6-phosphate dehydrogenase deficiency and psychotic disorders: A systematic review.","authors":"Christopher Gandar, James G Scott, Nicola Warren","doi":"10.1080/15622975.2023.2290563","DOIUrl":"10.1080/15622975.2023.2290563","url":null,"abstract":"<p><strong>Objectives: </strong>Glucose-6-Phosphate Dehydrogenase Deficiency (G6PD) is the most common enzymopathy globally. Early studies suggested an association with severe psychotic illness; however, changes to laboratory testing and diagnostic classification renders the association unclear. This study aims to explore the interaction between G6PD deficiency and psychotic symptoms, in particular to identify specific patterns of presentation or impact on outcomes.</p><p><strong>Methods: </strong>Pubmed, Embase, and PsycInfo databases were searched from inception to May 2023. Descriptive statistics and narrative review of were used to synthesise data on demographics, mental and physical health diagnoses, investigations, treatment, and outcomes.</p><p><strong>Results: </strong>No clear link was found in published data (eight case reports, case series of <i>n</i> = 29) with a high rate (63%) of haemolytic crisis at the time of psychiatric presentation suggested delirium as an alternative diagnosis. Four case control studies found no significant difference in the prevalence of G6PD deficiency. However, catatonic presentation was reported in 40% of the case series and a higher prevalence of G6PD deficiency in catatonic schizophrenia was noted in case control studies.</p><p><strong>Conclusions: </strong>Based on the information available there was no clear association between G6PD deficiency and psychotic illness or treatment resistance, although paucity of studies and risk of bias limit strong conclusions.</p>","PeriodicalId":49358,"journal":{"name":"World Journal of Biological Psychiatry","volume":" ","pages":"151-159"},"PeriodicalIF":3.1,"publicationDate":"2024-02-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"138479093","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":4,"RegionCategory":"医学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Brain functional connectivity of hypnosis without target suggestion. An intrinsic hypnosis rs-fMRI study. 没有目标暗示的催眠的大脑功能连接。一项内在催眠的功能磁共振成像研究。
IF 3.1 4区 医学
World Journal of Biological Psychiatry Pub Date : 2024-02-01 Epub Date: 2024-01-31 DOI: 10.1080/15622975.2023.2265997
Pablo G Vázquez, Susan Whitfield-Gabrieli, Clemens C C Bauer, Fernando A Barrios
{"title":"Brain functional connectivity of hypnosis without target suggestion. An intrinsic hypnosis rs-fMRI study.","authors":"Pablo G Vázquez, Susan Whitfield-Gabrieli, Clemens C C Bauer, Fernando A Barrios","doi":"10.1080/15622975.2023.2265997","DOIUrl":"10.1080/15622975.2023.2265997","url":null,"abstract":"<p><strong>Objective: </strong>During hypnosis, significant changes in the BOLD signal associated with the anterior default mode network (DMN) and prefrontal attentional systems have been reported as evidence of <i>dissociation</i> defined since Charcot. However, it remains uncertain whether these changes are mainly attributable to the hypnotic state <i>per se</i> or to the target suggestions used to verify subject's state during neuroimaging studies. The aim of the present study is to evidence the brain in hypnosis, contrasting the common resting state versus <i>neutral hypnosis</i> (hypnosis in the absence of target suggestions).</p><p><strong>Methods: </strong>Twenty-four healthy right-handed volunteers (age 28.3 y.o., 12 females) rated moderate hypnotic responsiveness underwent resting state fMRI at 3.0 T in two sessions, once in neutral hypnosis and the other in the common resting state. Each subject's functional data were analyzed for low-frequency BOLD signal correlations seed-to-voxel for the whole brain in the first-level analysis, and seed-to-voxel in a second-level analysis to estimate group results using seeds for five resting state networks: the default mode (DMN), the central executive (CEN), the salience (SaN), the dorso-lateral attention (DAN), and the sensorimotor (SMN) networks.</p><p><strong>Results: </strong>In general, all network maps of the hypnotic condition presented higher connectivity than those of the resting condition. However, only contrasts for the DAN, SaN, and SMN were statistically significant, including correlated out-of-the-network regions.</p><p><strong>Conclusion: </strong>Parietal and occipital regions displayed increased connectivity across networks, implying dissociation from the frontal cortices. This is the first fMRI intrinsic study of hypnosis without target suggestion.</p>","PeriodicalId":49358,"journal":{"name":"World Journal of Biological Psychiatry","volume":" ","pages":"95-105"},"PeriodicalIF":3.1,"publicationDate":"2024-02-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"41155720","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":4,"RegionCategory":"医学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Interactive neuroinflammation pathways and transcriptomics-based identification of drugs and chemical compounds for schizophrenia. 精神分裂症的相互作用神经炎症途径和基于转录组学的药物和化合物鉴定。
IF 3.1 4区 医学
World Journal of Biological Psychiatry Pub Date : 2024-02-01 Epub Date: 2024-01-31 DOI: 10.1080/15622975.2023.2281514
Lisa Koole, Pilar Martinez-Martinez, Therese van Amelsvoort, Chris T Evelo, Friederike Ehrhart
{"title":"Interactive neuroinflammation pathways and transcriptomics-based identification of drugs and chemical compounds for schizophrenia.","authors":"Lisa Koole, Pilar Martinez-Martinez, Therese van Amelsvoort, Chris T Evelo, Friederike Ehrhart","doi":"10.1080/15622975.2023.2281514","DOIUrl":"10.1080/15622975.2023.2281514","url":null,"abstract":"<p><strong>Objectives: </strong>Schizophrenia is a psychiatric disorder affecting 1% of the population. Accumulating evidence indicates that neuroinflammation is involved in the pathology of these disorders by altering neurodevelopmental processes and specifically affecting glutamatergic signalling and astrocytic functioning. The aim of this study was to curate interactive biological pathways involved in schizophrenia for the identification of novel pharmacological targets implementing pathway, gene ontology, and network analysis.</p><p><strong>Methods: </strong>Neuroinflammatory pathways were created using PathVisio and published in WikiPathways. A transcriptomics dataset, originally created by Narla et al. was selected for data visualisation and analysis. Transcriptomics data was visualised within pathways and networks, extended with transcription factors, pathways, and drugs. Network hubs were determined based on degrees of connectivity.</p><p><strong>Results: </strong>Glutamatergic, immune, and astrocytic signalling as well as extracellular matrix reorganisation were altered in schizophrenia while we did not find an effect on the complement system. Pharmacological agents that target the glutamate receptor subunits, inflammatory mediators, and metabolic enzymes were identified.</p><p><strong>Conclusions: </strong>New neuroinflammatory pathways incorporating the extracellular matrix, glutamatergic neurons, and astrocytes in the aetiology of schizophrenia were established. Transcriptomics based network analysis provided novel targets, including extra-synaptic glutamate receptors, glutamate transporters and extracellular matrix molecules that can be evaluated for therapeutic strategies.</p>","PeriodicalId":49358,"journal":{"name":"World Journal of Biological Psychiatry","volume":" ","pages":"116-129"},"PeriodicalIF":3.1,"publicationDate":"2024-02-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"92157118","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":4,"RegionCategory":"医学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
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