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S-Nitrosoglutathione Attenuates Oxidative Stress and Improves Retention Memory Dysfunctions in Intra-Cerebroventricular-Streptozotocin Rat Model of Sporadic Alzheimer's Disease via Activation of BDNF and Nuclear Factor Erythroid 2-Related Factor-2 Antioxidant Signaling Pathway. S-亚硝基谷胱甘肽通过激活BDNF和核因子红细胞生成素2-相关因子-2的抗氧化信号通路,减轻脑室内-链脲佐菌素大鼠散发性阿尔茨海默病模型的氧化应激并改善其保持记忆功能障碍
IF 3.2 4区 心理学
Neuropsychobiology Pub Date : 2024-01-01 Epub Date: 2024-05-14 DOI: 10.1159/000538348
Harikesh Dubey, Arunabha Ray, Anamika Dubey, Kavita Gulati
{"title":"S-Nitrosoglutathione Attenuates Oxidative Stress and Improves Retention Memory Dysfunctions in Intra-Cerebroventricular-Streptozotocin Rat Model of Sporadic Alzheimer's Disease via Activation of BDNF and Nuclear Factor Erythroid 2-Related Factor-2 Antioxidant Signaling Pathway.","authors":"Harikesh Dubey, Arunabha Ray, Anamika Dubey, Kavita Gulati","doi":"10.1159/000538348","DOIUrl":"10.1159/000538348","url":null,"abstract":"<p><strong>Introduction: </strong>The brain-derived neurotrophic factor (BDNF) and transcription nuclear factor erythroid 2-related factor-2 (NRF-2) play an important role in Alzheimer's disease (AD). However, the interactive involvement of BDNF and NRF-2 in respect to antioxidant mechanisms in different parts of the AD brain is still unclear. Considering the above condition, used S-nitrosoglutathione (GSNO) to examine whether it modulates the BDNF and NRF-2 levels to activate signaling pathway to promote antioxidant levels in AD brains.</p><p><strong>Method: </strong>AD was induced by intracerebroventricular infusion of streptozotocin (ICV-STZ, 3 mg/kg) in Wistar rats. The effect of GSNO was analyzed by evaluating the retention of memory in months 1, 2, and 3. After the behavior study, rats were sacrificed and accessed the amyloid beta (Aβ)-40, Aβ42, glutathione (GSH), BDNF, and NRF-2 levels in the hippocampus, cortex, and amygdala tissue.</p><p><strong>Results: </strong>Pretreatment with GSNO (50 µg/kg/intraperitoneal/day) restored the BDNF, and NRF-2 levels toward normalcy as compared with ICV-STZ + saline-treated animals. Also, GSNO treatment reversed the oxidative stress and increased the GSH levels toward normal levels. Further, reduced Aβ levels and neuronal loss in different brain regions. As a result, GSNO treatment improved the cognitive deficits in ICV-STZ-treated rats.</p><p><strong>Conclusion: </strong>The results showed that endogenous nitric oxide donor GSNO improved the cognitive deficits and ICV-STZ-induced AD pathological conditions, possibly via attenuating the oxidative stress. Hence, the above finding supported that GSNO treatment may activate BDNF and NRF-2 antioxidant signaling pathways in the AD brain to normalize oxidative stress, which is the main causative factor for ICV-STZ-induced AD pathogenesis.</p>","PeriodicalId":19239,"journal":{"name":"Neuropsychobiology","volume":" ","pages":"101-113"},"PeriodicalIF":3.2,"publicationDate":"2024-01-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"140922219","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":4,"RegionCategory":"心理学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Dysregulation of Plasma Growth Factors and Chemokines in Cocaine Use Disorder: Implications for Dual Diagnosis with Schizophrenia and Antisocial Personality Disorder in an Exploratory Study. 可卡因使用障碍中血浆生长因子和趋化因子的失调:一项探索性研究对精神分裂症和反社会人格障碍双重诊断的影响》。
IF 2.3 4区 心理学
Neuropsychobiology Pub Date : 2024-01-01 Epub Date: 2024-05-20 DOI: 10.1159/000536265
Sandra Torres-Galván, María Flores-López, Enrique Ochoa, Nerea Requena-Ocaña, Pedro Araos, Jesús Herrera-Imbroda, Roberto Muga, Antonia Serrano, Fernando Rodríguez de Fonseca, Francisco Javier Pavón-Morón, Gonzalo Haro, Nuria García-Marchena
{"title":"Dysregulation of Plasma Growth Factors and Chemokines in Cocaine Use Disorder: Implications for Dual Diagnosis with Schizophrenia and Antisocial Personality Disorder in an Exploratory Study.","authors":"Sandra Torres-Galván, María Flores-López, Enrique Ochoa, Nerea Requena-Ocaña, Pedro Araos, Jesús Herrera-Imbroda, Roberto Muga, Antonia Serrano, Fernando Rodríguez de Fonseca, Francisco Javier Pavón-Morón, Gonzalo Haro, Nuria García-Marchena","doi":"10.1159/000536265","DOIUrl":"10.1159/000536265","url":null,"abstract":"<p><strong>Introduction: </strong>Dual diagnosis in individuals with cocaine use disorders (CUDs) presents a mental health challenge marked by an increased susceptibility to disabling morbidities and premature mortality. Despite extensive research on depression and anxiety, other prevalent comorbidities, such as psychotic and personality disorders, have received less attention. This study explores inflammation-related mediators as potential biomarkers for CUD and dual diagnosis with schizophrenia (SCZ) or antisocial personality disorder (APD).</p><p><strong>Methods: </strong>This exploratory study included 95 participants, comprising 40 healthy subjects and 55 abstinent patients with CUD. Lifetime CUD was diagnosed either as single diagnosis (CUD group, N = 25) or as a dual diagnosis (DD group. N = 30) with SCZ (CUD+SCZ subgroup) or APD (CUD+APD subgroup). Participants were clinically assessed, and the plasma concentrations of growth factors (i.e., G-CSF, BDNF, and VEGF-A) and chemokines (i.e., CCL11/eotaxin-1, CCL2/MCP-1, and CXCL12/SDF-1) were determined and log(10)-transformed for analysis.</p><p><strong>Results: </strong>Growth factors and chemokines were dysregulated by CUD and psychiatric diagnoses. Specifically, patients in the CUD group exhibited significantly lower concentrations of G-CSF and CCL11/eotaxin-1 than the control group. In contrast, the DD group showed significantly higher concentrations of all analytes than both the CUD and control groups. Additionally, no differences in these analytes were observed between the CUD+SCZ and CUD+APD subgroups within the DD group. Regarding cocaine-related variables, significant associations were identified in the CUD group: an inverse correlation between the age at first cocaine use and the concentrations of BDNF and CCL2/MCP-1; and a positive correlation between the duration of the cocaine abstinence and the concentrations of BDNF and CCL11/eotaxin-1. Lastly, a logistic regression model incorporating all these analytes demonstrated high discriminatory power in distinguishing patients with CUD alone from those with dual diagnosis.</p><p><strong>Conclusions: </strong>Individuals with dual diagnosis of CUD exhibit elevated concentrations of growth factors and chemokines, distinguishing them from those with CUD alone. It is unclear whether the differences in these inflammatory mediators are specific to the presence of SCZ and APD. The study highlights potential biomarkers and associations, providing valuable insights into the intricate interplay of CUD and psychiatric disorders to enhance clinical diagnosis and therapeutics.</p>","PeriodicalId":19239,"journal":{"name":"Neuropsychobiology","volume":" ","pages":"73-88"},"PeriodicalIF":2.3,"publicationDate":"2024-01-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://www.ncbi.nlm.nih.gov/pmc/articles/PMC11210571/pdf/","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"141071413","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":4,"RegionCategory":"心理学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"OA","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
To Each His Own Fear: Gender-Related Association of Anxiety, Substance Use, and Eating Disorders in a Representative Birth Cohort Sample of Young Adults with Either COMT Val158Met allele. 各人有各人的恐惧:在具有代表性的出生队列样本中,焦虑、药物使用和饮食失调与具有任一 COMT Val158Met 等位基因的年轻成年人的性别相关。
IF 3.2 4区 心理学
Neuropsychobiology Pub Date : 2024-01-01 Epub Date: 2024-01-16 DOI: 10.1159/000535912
Evelyn Kiive, Triin Kurrikoff, Toomas Veidebaum, Jaanus Harro
{"title":"To Each His Own Fear: Gender-Related Association of Anxiety, Substance Use, and Eating Disorders in a Representative Birth Cohort Sample of Young Adults with Either COMT Val158Met allele.","authors":"Evelyn Kiive, Triin Kurrikoff, Toomas Veidebaum, Jaanus Harro","doi":"10.1159/000535912","DOIUrl":"10.1159/000535912","url":null,"abstract":"<p><strong>Introduction: </strong>The role of catechol-O-methyltransferase (COMT) in catecholamine neurotransmitter metabolism has led to the investigation of variants of the corresponding gene in the etiology of different psychiatric disorders, but the results are inconclusive.</p><p><strong>Methods: </strong>We have examined the relationship between COMT Val158Met single nucleotide polymorphism (rs4680) and the occurrence of psychiatric disorders in a highly representative birth cohort sample of young adults in the Estonian Children Personality Behaviour and Health Study (original n = 1,238). The lifetime occurrence of psychiatric disorders at the age of 25 years was assessed with the Mini-International Neuropsychiatric Interview.</p><p><strong>Results: </strong>Both Val- and Met-alleles of the COMT Val158Met were associated with specific psychiatric disorders. Met-allele carriers had a significantly higher occurrence of agoraphobia (3.2% vs. 0.5%; χ2 = 4.10; p &lt; 0.05) compared to Val/Val homozygotes. Also, the occurrence of panic disorder was significantly higher in female Met-allele carriers than in Val/Val homozygote females (10.2% vs. 3.6%; χ2 = 4.62 p = 0.03). In contrast, the occurrence of generalized anxiety disorder was higher in Val/Val females when compared to Met-allele carriers (12.7% vs. 6.8%; χ2 = 4.16; p = 0.04). Also, female Val/Val homozygotes (15.5%) had a higher occurrence of eating disorders than Met-allele carriers (6.1%) of the COMT Val158Met polymorphism (χ2 = 10.39; p = 0.002). In the whole sample, Met-allele homozygotes had a higher occurrence of alcohol use and substance use disorders than Val-allele carriers (χ2 = 3.62 and 3.68, respectively; p &lt; 0.05).</p><p><strong>Conclusion: </strong>In a regional highly birth cohort representative sample, either COMT rs4680 variant was observed in association with specific psychiatric disorders.</p>","PeriodicalId":19239,"journal":{"name":"Neuropsychobiology","volume":" ","pages":"41-48"},"PeriodicalIF":3.2,"publicationDate":"2024-01-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://www.ncbi.nlm.nih.gov/pmc/articles/PMC10871680/pdf/","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"139479048","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":4,"RegionCategory":"心理学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"OA","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Copy Number Variation Analysis of Aggressive Behaviour in Schizophrenia. 精神分裂症患者攻击行为的拷贝数变异分析。
IF 3.2 4区 心理学
Neuropsychobiology Pub Date : 2024-01-01 Epub Date: 2023-11-20 DOI: 10.1159/000533689
Vincenzo De Luca, Zanib Chaudhary, Nzaar Al-Chalabi, Jessica Qian, Xiaoguang Xu, Philip Gerretsen, Ali Bani-Fatemi, Alexander Simpson, Corinne Fischer, Ariel Graff, Nathan J Kolla
{"title":"Copy Number Variation Analysis of Aggressive Behaviour in Schizophrenia.","authors":"Vincenzo De Luca, Zanib Chaudhary, Nzaar Al-Chalabi, Jessica Qian, Xiaoguang Xu, Philip Gerretsen, Ali Bani-Fatemi, Alexander Simpson, Corinne Fischer, Ariel Graff, Nathan J Kolla","doi":"10.1159/000533689","DOIUrl":"10.1159/000533689","url":null,"abstract":"<p><strong>Introduction: </strong>An increased proclivity towards violence is often associated with those diagnosed with schizophrenia (SCZ), despite contradictory findings from prior studies exploring the association between violence and SCZ. Evidence has shown that certain comorbidities, specifically the presence of a substance use disorders, can result in increased aggression in those with SCZ. Copy number variation (CNV) load has also previously been implicated in the genetic vulnerability of individuals with SCZ. For this study, we aimed to determine whether CNV load correlates with increased violence in SCZ.</p><p><strong>Methods: </strong>Community-dwelling patients diagnosed with SCZ spectrum disorders (n = 203) were recruited from a non-forensic population. The assessment for aggression was completed using a cross-sectional and retrospective design, and CNV analysis was conducted analysing genomic DNA using the Illumina Omni 2.5 array.</p><p><strong>Results: </strong>No correlation between the number of CNV events (either deletion or duplication) and the severity of the physical violence episode index was found. However, there was a significant association between larger deletion events across the violent behaviours under investigation.</p><p><strong>Discussion: </strong>These results need to be confirmed in more extensive studies using standardized tools developed for non-forensic populations, such as the Brown-Goodwin Scale of Aggression.</p>","PeriodicalId":19239,"journal":{"name":"Neuropsychobiology","volume":" ","pages":"114-120"},"PeriodicalIF":3.2,"publicationDate":"2024-01-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"138176912","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":4,"RegionCategory":"心理学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Clinical Phenotype of Behavioral-Variant Frontotemporal Dementia Reversed by ECT: A Case Report.
IF 2.3 4区 心理学
Neuropsychobiology Pub Date : 2024-01-01 Epub Date: 2024-12-02 DOI: 10.1159/000541668
Benedict Breitling, Claudia Bartels, Claudia Lange, Caroline Bouter, Hannah Sönne Falk, Jens Wiltfang, David Zilles-Wegner, Matthias Besse
{"title":"Clinical Phenotype of Behavioral-Variant Frontotemporal Dementia Reversed by ECT: A Case Report.","authors":"Benedict Breitling, Claudia Bartels, Claudia Lange, Caroline Bouter, Hannah Sönne Falk, Jens Wiltfang, David Zilles-Wegner, Matthias Besse","doi":"10.1159/000541668","DOIUrl":"10.1159/000541668","url":null,"abstract":"<p><strong>Introduction: </strong>Diagnosis of frontotemporal dementia (FTD) remains difficult even in the presence of core clinical and imaging features. Furthermore, disease-modifying treatments are lacking.</p><p><strong>Case presentation: </strong>Here, we report a case of a patient with clinical and imaging features of FTD. Electroconvulsive therapy (ECT) was used to target affective and catatonic symptoms. After ECT, the patient showed improvements not only in affective symptoms but also in cognitive domains, leading to a marked improvement in the patient's level of functioning.</p><p><strong>Conclusion: </strong>Against the background of diagnostic uncertainty and lack of disease-modifying treatments for FTD, we emphasize the importance of focusing on treatable symptoms. Thus, we recommend consideration of ECT as a viable option for multiple symptom domains. In this case of bvFTD, ECT was well-tolerated with relatively low side-effects.</p>","PeriodicalId":19239,"journal":{"name":"Neuropsychobiology","volume":" ","pages":"214-225"},"PeriodicalIF":2.3,"publicationDate":"2024-01-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"142770714","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":4,"RegionCategory":"心理学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Contents Vol. 82, 2023 目录82, 2023
IF 3.2 4区 心理学
Neuropsychobiology Pub Date : 2023-12-01 DOI: 10.1159/issn.0302-282x
S. Malmö, L. Ambrus, Lund, J. Gelernter, R. Polimanti
{"title":"Contents Vol. 82, 2023","authors":"S. Malmö, L. Ambrus, Lund, J. Gelernter, R. Polimanti","doi":"10.1159/issn.0302-282x","DOIUrl":"https://doi.org/10.1159/issn.0302-282x","url":null,"abstract":"Pharmacopsychiatry M. Bartels, Tubingen P. Berner, Vienna J.R. Boissier, Paris D. Lehmann, Zurich M. Levitt, New York, N.Y. G.A. Lienert, Nürnberg Editor W. Boucsein, Wuppertal M. Lipton, Chapel Hill, N.C. Ch. Pull, Luxembourg M. Bourin, Nantes J.J. Lopez Ibor, Madrid Associate Editors P. Boyer, Paris P. Mandel, Strasbourg Th.A. Ban, Nashville, Tenn. M.S. Buchsbaum, Irvine, Calif. M. Matousek, Göteborg J. Fleischhauer, St. Urban/Luzern A. Coppen, Carshalton, Surrey N. Matussek, Munich P. Pichot, Paris J.-M. Danion, Strasbourg T. Nagatsu, Nagoya W. Pöldinger, Basel J.R. Davis, Chicago, 111. D. Palenschat, Berlin G. Debus, Aachen CM. Pare, London","PeriodicalId":19239,"journal":{"name":"Neuropsychobiology","volume":"266 ","pages":"I - IV"},"PeriodicalIF":3.2,"publicationDate":"2023-12-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"139021261","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":4,"RegionCategory":"心理学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Front & Back Matter 正面和背面事项
IF 3.2 4区 心理学
Neuropsychobiology Pub Date : 2023-04-01 DOI: 10.1159/000530511
T. Fuchs, S. Herpertz, P. Monteleone, G. Okugawa
{"title":"Front & Back Matter","authors":"T. Fuchs, S. Herpertz, P. Monteleone, G. Okugawa","doi":"10.1159/000530511","DOIUrl":"https://doi.org/10.1159/000530511","url":null,"abstract":"","PeriodicalId":19239,"journal":{"name":"Neuropsychobiology","volume":" ","pages":""},"PeriodicalIF":3.2,"publicationDate":"2023-04-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"49661891","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":4,"RegionCategory":"心理学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Effect of a Multi-Strain Probiotic Supplementation to Manage Stress during the COVID-19 Pandemic: A Randomized, Double-Blind, Placebo-Controlled, Cross-Over Clinical Trial. 新冠肺炎大流行期间多菌益生菌补充剂对管理压力的影响:一项随机、双盲、安慰剂对照、交叉临床试验。
IF 3.2 4区 心理学
Neuropsychobiology Pub Date : 2023-01-01 DOI: 10.1159/000527956
Vincenzo Nobile, Francesco Puoci
{"title":"Effect of a Multi-Strain Probiotic Supplementation to Manage Stress during the COVID-19 Pandemic: A Randomized, Double-Blind, Placebo-Controlled, Cross-Over Clinical Trial.","authors":"Vincenzo Nobile,&nbsp;Francesco Puoci","doi":"10.1159/000527956","DOIUrl":"https://doi.org/10.1159/000527956","url":null,"abstract":"<p><strong>Introduction: </strong>The COVID-19 pandemic strongly affected every aspect of the modern society, from health to socioeconomics, leading people to experience high levels of stress.</p><p><strong>Methods: </strong>A double-blind, cross-over, placebo-controlled clinical study was performed to investigate the ability of a food supplement containing two probiotic strains, Limosilactobacillus reuteri PBS072 and Bifidobacterium breve BB077, in supporting 33 healthy adults, working at a university, in stress management. The efficacy of the tested strains in influencing the stress response, in terms of mood and sleep behavior, was assessed using the following validated questionnaires: Profile of Mood State (POMS) and Pittsburgh Sleep Quality Index (PSQI).</p><p><strong>Results: </strong>Outcomes of the POMS and the PSQI demonstrated a significant reduction of the questionnaire's scores both versus baseline and placebo after 30 days of probiotic intake.</p><p><strong>Conclusions: </strong>According to the results, the probiotic food supplement investigated showed a remarkable effect on stress management by improving the quality of sleep and the mood.</p>","PeriodicalId":19239,"journal":{"name":"Neuropsychobiology","volume":"82 2","pages":"61-71"},"PeriodicalIF":3.2,"publicationDate":"2023-01-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://www.ncbi.nlm.nih.gov/pmc/articles/PMC9843736/pdf/nps-0001.pdf","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"9251074","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":4,"RegionCategory":"心理学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"OA","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 2
Anxiety Constitutes an Early Sign of Acute Hypoglycemia. 焦虑是急性低血糖症的早期征兆。
IF 3.2 4区 心理学
Neuropsychobiology Pub Date : 2023-01-01 DOI: 10.1159/000528351
Ana G Gutiérrez García, Carlos M Contreras
{"title":"Anxiety Constitutes an Early Sign of Acute Hypoglycemia.","authors":"Ana G Gutiérrez García,&nbsp;Carlos M Contreras","doi":"10.1159/000528351","DOIUrl":"https://doi.org/10.1159/000528351","url":null,"abstract":"<p><strong>Introduction: </strong>Research in humans has identified a link between hypoglycemia and anxiety. The present study examined anxiety-like behaviors in rats that were subjected to hypoglycemia that was produced by an acute injection of insulin. Healthy female Wistar rats were subjected to a battery of tests to explore anxiety (elevated plus maze) and locomotion (open field test).</p><p><strong>Methods: </strong>The control (CT) group received 0.9% saline (3 mL/kg, p.o.). Three other groups received 50% glucose (3 mL/kg, p.o.), insulin (0.1 UI, s.c.), or insulin + glucose (normalized glycemia [NG] group).</p><p><strong>Results: </strong>Normal glycemic values were found in the CT and NG groups. Therefore, a single control (CT-NG) group was formed for statistical comparisons. The highest glycemic value was found in the glucose-induced hyperglycemia group. The lowest glycemic value was found in the insulin-induced hypoglycemia group. In the open field test, the most significant change was a higher number of rearings in the hypoglycemia group. In the elevated plus maze test, the CT-NG group and hyperglycemia groups exhibited similar behavior, whereas the hypoglycemia group spent a shorter time on the open arms and a longer time on the closed arms and had the highest Anxiety Index. Hyperglycemia is a typical characteristic of diabetes. Insulin normalizes glycemia. In the present study, insulin produced anxiety only when it produced hypoglycemia.</p><p><strong>Conclusion: </strong>The main effect of acute hypoglycemia is anxiety, which may be considered an early sign of hypoglycemia in an allostatic process.</p>","PeriodicalId":19239,"journal":{"name":"Neuropsychobiology","volume":"82 1","pages":"33-39"},"PeriodicalIF":3.2,"publicationDate":"2023-01-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"10657779","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":4,"RegionCategory":"心理学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 2
Psychological Stress and Gut Microbiota Composition: A Systematic Review of Human Studies. 心理压力与肠道微生物群组成:人类研究的系统综述。
IF 3.2 4区 心理学
Neuropsychobiology Pub Date : 2023-01-01 Epub Date: 2023-09-06 DOI: 10.1159/000533131
Lu Ma, Yating Yan, Richard James Webb, Ying Li, Sanaz Mehrabani, Bao Xin, Xiaomin Sun, Youfa Wang, Mohsen Mazidi
{"title":"Psychological Stress and Gut Microbiota Composition: A Systematic Review of Human Studies.","authors":"Lu Ma,&nbsp;Yating Yan,&nbsp;Richard James Webb,&nbsp;Ying Li,&nbsp;Sanaz Mehrabani,&nbsp;Bao Xin,&nbsp;Xiaomin Sun,&nbsp;Youfa Wang,&nbsp;Mohsen Mazidi","doi":"10.1159/000533131","DOIUrl":"10.1159/000533131","url":null,"abstract":"<p><strong>Introduction: </strong>The associations between psychological stress and gut microbiota composition are not fully understood. This study investigated associations between psychological stress and gut microbiota composition and examined the potential modifying effects of age, sex, and ethnicity on such associations.</p><p><strong>Methods: </strong>A systematic literature search was conducted using PubMed, Web of Science, PsycINFO, and Embase databases for studies published until November 2021 which examined associations between psychological stress and gut microbiota composition.</p><p><strong>Results: </strong>During the search process, 10,790 studies were identified, and after screening, 13 met the eligibility criteria and were included. The median sample size was 70, and the median age of participants was 28.0 years. Most of the included studies did not report associations between measures of alpha- and beta diversity of the gut microbiota composition and psychological stress. A few studies reported that the Shannon index, Chao 1, Simpson index, and weighted UniFrac were negatively associated with psychological stress. Significant reductions in several taxa at the phyla-, family-, and genus-levels were observed in participants with higher psychological stress. At the phylum level, the abundance of Proteobacteria and Verrucomicrobia were negatively associated with psychological stress. At the family-level, no more than two studies reported associations of the same microbiota with psychological stress. At the genus level, the following results were found in more than two studies; psychological stress was negatively associated with the abundance of Lachnospira, Lachnospiraceae, Phascolarctobacterium, Sutterella, and Veillonella, and positively associated with the abundance of Methanobrevibacter, Rhodococcus, and Roseburia. However, it was not possible to determine the influence of age, sex, or ethnicity due to the limited studies included.</p><p><strong>Conclusion: </strong>Our findings provide evidence that psychological stress is associated with changes in the abundance of the gut microbiota. Larger sample longitudinal studies are needed to determine the causal relationship between psychological stress and the gut microbiota.</p>","PeriodicalId":19239,"journal":{"name":"Neuropsychobiology","volume":" ","pages":"247-262"},"PeriodicalIF":3.2,"publicationDate":"2023-01-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"10226343","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":4,"RegionCategory":"心理学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 1
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