Behavioral and Brain Functions最新文献

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Effect of combination fluoxetine and exercise on prefrontal BDNF, anxiety-like behavior and fear extinction in a female rat model of post-traumatic stress disorder (PTSD): a comparison with male animals. 氟西汀联合运动对创伤后应激障碍(PTSD)雌性模型大鼠前额叶BDNF、焦虑样行为和恐惧消退的影响:与雄性动物的比较
IF 5.1 2区 心理学
Behavioral and Brain Functions Pub Date : 2023-01-16 DOI: 10.1186/s12993-023-00204-z
Sakineh Shafia, Farkhonde Nikkhah, Kobra Akhoundzadeh
{"title":"Effect of combination fluoxetine and exercise on prefrontal BDNF, anxiety-like behavior and fear extinction in a female rat model of post-traumatic stress disorder (PTSD): a comparison with male animals.","authors":"Sakineh Shafia,&nbsp;Farkhonde Nikkhah,&nbsp;Kobra Akhoundzadeh","doi":"10.1186/s12993-023-00204-z","DOIUrl":"https://doi.org/10.1186/s12993-023-00204-z","url":null,"abstract":"<p><p>Despite significant differences between men and women in the symptoms of PTSD and the response to therapeutic interventions, most PTSD studies have been done on male subjects. Continuing our previous study in male rats, this study aimed at better understanding the effect of a combination therapy of exercise with fluoxetine on female PTSD rats. The results were then compared with our past findings in male animals. Female adult Wistar rats subjected to PTSD were treated with moderate treadmill exercise or fluoxetine, or a combination of both. PTSD was induced by the single prolonged stress (SPS) model. Elevated plus-maze (EPM), serum and prefrontal BDNF, and fear extinctions were evaluated. The results showed that exercise plus fluoxetine decreased anxiety-like behavior, improved fear extinction, and increased BDNF changes in female rats. The effects of exercise alone were comparable with those of combination therapy except that combination therapy was more effective on OAT (open arm entry). The majority of results in female rats, except for those of prefrontal BDNF, 4th extinction, and OAT, were similar to those of male rats as shown in our previous study. According to our findings, exercise as a safe and cost-effective intervention can be considered as a complementary efficient option for PTSD treatment in both sexes. To achieve better treatment outcomes in PTSD patient, considering sex differences is recommended.</p>","PeriodicalId":8729,"journal":{"name":"Behavioral and Brain Functions","volume":"19 1","pages":"1"},"PeriodicalIF":5.1,"publicationDate":"2023-01-16","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://www.ncbi.nlm.nih.gov/pmc/articles/PMC9843848/pdf/","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"9099746","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":2,"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: 1
Expectation modulates the preferential processing of task-irrelevant fear in the attentional blink: evidence from event-related potentials. 期望调节注意眨眼中任务无关恐惧的优先加工:来自事件相关电位的证据。
IF 5.1 2区 心理学
Behavioral and Brain Functions Pub Date : 2022-12-14 DOI: 10.1186/s12993-022-00203-6
Meng Sun, Chenyang Shang, Xi Jia, Fang Liu, Lixia Cui, Ping Wei, Qin Zhang
{"title":"Expectation modulates the preferential processing of task-irrelevant fear in the attentional blink: evidence from event-related potentials.","authors":"Meng Sun,&nbsp;Chenyang Shang,&nbsp;Xi Jia,&nbsp;Fang Liu,&nbsp;Lixia Cui,&nbsp;Ping Wei,&nbsp;Qin Zhang","doi":"10.1186/s12993-022-00203-6","DOIUrl":"https://doi.org/10.1186/s12993-022-00203-6","url":null,"abstract":"<p><strong>Background: </strong>Reporting the second of the two targets is impaired when it occurs 200-500 ms after the first, the phenomenon in the study of consciousness is the attentional blink (AB). In the AB task, both the emotional salience and the expectation of the second target increase the likelihood of that target being consciously reported. Yet, little is known about how expectations modulate the prioritized processing of affective stimuli. We examined the role of expecting fearful expression when processing fear in an AB task. Participants were presented with an AB task where the 2nd target (T2) is either a fearful face or a neutral face, and had to report the target's gender. The frequency of fearful to neutral faces on a given block was manipulated, such that participants could either expect more or less fearful faces.</p><p><strong>Results: </strong>In the Experiment 1, we found that fearful faces were more likely to be recognized than neutral faces during the blink period (lag3) when participants were not expecting a fearful face (low fear-expectation); however, high fear-expectation increased the discrimination of fearful T2 than neutral T2 outside the blink period (lag8). In the Experiment 2, we assessed ERP brain activity in response to perceived T2 during the blink period. The results revealed that fearful faces elicited larger P300 amplitudes compared to neutral faces, but only in the low fear-expectation condition, suggesting that expecting a fearful expression can suppress the processing of task-irrelevant facial expression and unexpected fearful expression can break through this suppression. Fearful T2 elicited larger vertex positive potential (VPP) amplitudes than neutral T2, and this affective effect was independent of fear-expectation. Since no effect of expectation was found on the VPP amplitude while P300 exhibited significant interaction between expectation and expression, this suggests that expectations modulate emotional processing at a later stage, after the fearful face has been differentially processed.</p><p><strong>Conclusions: </strong>These results provided clear evidence for the contribution of the expectation to the prioritized processing of second affective stimuli in the AB.</p>","PeriodicalId":8729,"journal":{"name":"Behavioral and Brain Functions","volume":"18 1","pages":"16"},"PeriodicalIF":5.1,"publicationDate":"2022-12-14","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://www.ncbi.nlm.nih.gov/pmc/articles/PMC9753248/pdf/","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"10712255","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":2,"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: 1
Exposure to violence is associated with decreased neural connectivity in emotion regulation and cognitive control, but not working memory, networks after accounting for socioeconomic status: a preliminary study. 一项初步研究表明,接触暴力与情绪调节和认知控制中的神经连通性下降有关,但与工作记忆和社会经济地位后的网络无关。
IF 5.1 2区 心理学
Behavioral and Brain Functions Pub Date : 2022-12-12 DOI: 10.1186/s12993-022-00201-8
Samantha R Mattheiss, Hillary Levinson, Miriam Rosenberg-Lee, William W Graves
{"title":"Exposure to violence is associated with decreased neural connectivity in emotion regulation and cognitive control, but not working memory, networks after accounting for socioeconomic status: a preliminary study.","authors":"Samantha R Mattheiss,&nbsp;Hillary Levinson,&nbsp;Miriam Rosenberg-Lee,&nbsp;William W Graves","doi":"10.1186/s12993-022-00201-8","DOIUrl":"https://doi.org/10.1186/s12993-022-00201-8","url":null,"abstract":"<p><p>Previous research has demonstrated behavioral and neural differences associated with experiencing adversity. However, adversity is unlikely to be a monolithic construct, and we expect that examining effects of more specific components such as exposure to violence in the home community will yield more concretely interpretable results. Here we account for effects of low socioeconomic status (SES) to examine the specific effects of exposure to violence on functional connectivity between brain areas known to be related to emotion regulation and working memory. Decreased resting state functional connectivity for individuals exposed to high compared to low levels of violence during childhood was predicted for two sets of areas: (1) bilateral amygdala with anterior medial regions involved in cognitive control of emotion, and (2) the right dorsolateral prefrontal cortex (dlPFC) with frontal and parietal regions implicated in working memory. Consistent with our predictions, increasing exposure to violence was related to decreased resting state functional connectivity between the right amygdala and anterior cingulate cortex, even after accounting for SES. Also after accounting for SES, exposure to violence was related to reductions in connectivity between the right dlPFC and frontal regions, but not with parietal regions typically associated with working memory. Overall, this pattern suggests increased exposure to violence in childhood is associated with reduced connectivity among key areas of the circuitry involved in emotion regulation and cognitive control, but not working memory. These results offer insight into the neural underpinnings of behavioral outcomes associated with exposure to violence, laying the foundation for ultimately designing interventions to address the effects of such exposure.</p>","PeriodicalId":8729,"journal":{"name":"Behavioral and Brain Functions","volume":"18 1","pages":"15"},"PeriodicalIF":5.1,"publicationDate":"2022-12-12","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://www.ncbi.nlm.nih.gov/pmc/articles/PMC9743673/pdf/","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"10417029","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":2,"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
Children's inhibition skills are associated with their P3a latency-results from an exploratory study. 儿童的抑制能力与其P3a潜伏期有关——一项探索性研究的结果。
IF 5.1 2区 心理学
Behavioral and Brain Functions Pub Date : 2022-12-01 DOI: 10.1186/s12993-022-00202-7
Tanja Linnavalli, Outi Lahti, Minna Törmänen, Mari Tervaniemi, Benjamin Ultan Cowley
{"title":"Children's inhibition skills are associated with their P3a latency-results from an exploratory study.","authors":"Tanja Linnavalli,&nbsp;Outi Lahti,&nbsp;Minna Törmänen,&nbsp;Mari Tervaniemi,&nbsp;Benjamin Ultan Cowley","doi":"10.1186/s12993-022-00202-7","DOIUrl":"https://doi.org/10.1186/s12993-022-00202-7","url":null,"abstract":"<p><strong>Background: </strong>The P3a response is thought to reflect involuntary orienting to an unexpected stimulus and has been connected with set-shifting and inhibition in some studies. In our exploratory study, we investigated if the amplitude and the latency of the P3a response were associated with the performance in a modified flanker task measuring inhibition and set-shifting in 10-year-old children (N = 42). Children participated in electroencephalography (EEG) measurement with an auditory multifeature paradigm including standard, deviating, and novel sounds. In addition, they performed a separate flanker task requiring inhibition and set-shifting skills.</p><p><strong>Results: </strong>The P3a latencies for deviant sounds were associated with the reaction time reflecting inhibition: the shorter the response latencies were, the faster the reaction time was. The P3a latencies for novel sounds were not linked to the reaction times reflecting either inhibition or set-shifting. In addition, the magnitude of the P3a response was not associated with the performance in the flanker task.</p><p><strong>Conclusions: </strong>Our results suggest that P3a response latency and reaction speed reflecting inhibitory skills are based on shared neural mechanism. Thus, the present study brings new insight to the field investigating the associations between behavior and its neural indices.</p>","PeriodicalId":8729,"journal":{"name":"Behavioral and Brain Functions","volume":"18 1","pages":"13"},"PeriodicalIF":5.1,"publicationDate":"2022-12-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://www.ncbi.nlm.nih.gov/pmc/articles/PMC9714064/pdf/","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"10389183","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":2,"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
A family-based study of genetic and epigenetic effects across multiple neurocognitive, motor, social-cognitive and social-behavioral functions. 一项基于家庭的遗传和表观遗传效应研究,涉及多种神经认知、运动、社会认知和社会行为功能。
IF 5.1 2区 心理学
Behavioral and Brain Functions Pub Date : 2022-12-01 DOI: 10.1186/s12993-022-00198-0
Ron Nudel, Richard Zetterberg, Nicoline Hemager, Camilla A J Christiani, Jessica Ohland, Birgitte K Burton, Aja N Greve, Katrine S Spang, Ditte Ellersgaard, Ditte L Gantriis, Jonas Bybjerg-Grauholm, Kerstin J Plessen, Jens Richardt M Jepsen, Anne A E Thorup, Thomas Werge, Ole Mors, Merete Nordentoft
{"title":"A family-based study of genetic and epigenetic effects across multiple neurocognitive, motor, social-cognitive and social-behavioral functions.","authors":"Ron Nudel,&nbsp;Richard Zetterberg,&nbsp;Nicoline Hemager,&nbsp;Camilla A J Christiani,&nbsp;Jessica Ohland,&nbsp;Birgitte K Burton,&nbsp;Aja N Greve,&nbsp;Katrine S Spang,&nbsp;Ditte Ellersgaard,&nbsp;Ditte L Gantriis,&nbsp;Jonas Bybjerg-Grauholm,&nbsp;Kerstin J Plessen,&nbsp;Jens Richardt M Jepsen,&nbsp;Anne A E Thorup,&nbsp;Thomas Werge,&nbsp;Ole Mors,&nbsp;Merete Nordentoft","doi":"10.1186/s12993-022-00198-0","DOIUrl":"https://doi.org/10.1186/s12993-022-00198-0","url":null,"abstract":"<p><p>Many psychiatric and neurodevelopmental disorders are known to be heritable, but studies trying to elucidate the genetic architecture of such traits often lag behind studies of somatic traits and diseases. The reasons as to why relatively few genome-wide significant associations have been reported for such traits have to do with the sample sizes needed for the detection of small effects, the difficulty in defining and characterizing the phenotypes, partially due to overlaps in affected underlying domains (which is especially true for cognitive phenotypes), and the complex genetic architectures of the phenotypes, which are not wholly captured in traditional case-control GWAS designs. We aimed to tackle the last two issues by performing GWASs of eight quantitative neurocognitive, motor, social-cognitive and social-behavioral traits, which may be considered endophenotypes for a variety of psychiatric and neurodevelopmental conditions, and for which we employed models capturing both general genetic association and parent-of-origin effects, in a family-based sample comprising 402 children and their parents (mostly family trios). We identified 48 genome-wide significant associations across several traits, of which 3 also survived our strict study-wide quality criteria. We additionally performed a functional annotation of implicated genes, as most of the 48 associations were with variants within protein-coding genes. In total, our study highlighted associations with five genes (TGM3, CACNB4, ANKS1B, CSMD1 and SYNE1) associated with measures of working memory, processing speed and social behavior. Our results thus identify novel associations, including previously unreported parent-of-origin associations with relevant genes, and our top results illustrate new potential gene → endophenotype → disorder pathways.</p>","PeriodicalId":8729,"journal":{"name":"Behavioral and Brain Functions","volume":"18 1","pages":"14"},"PeriodicalIF":5.1,"publicationDate":"2022-12-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://www.ncbi.nlm.nih.gov/pmc/articles/PMC9714039/pdf/","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"10389187","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":2,"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: 3
The Area Prostriata may play a role in technical reasoning. 头状区可能在技术推理中起作用。
IF 5.1 2区 心理学
Behavioral and Brain Functions Pub Date : 2022-11-25 DOI: 10.1186/s12993-022-00200-9
Giovanni Federico, Carlo Cavaliere, Emanuelle Reynaud, Marco Salvatore, Maria Antonella Brandimonte, François Osiurak
{"title":"The Area Prostriata may play a role in technical reasoning.","authors":"Giovanni Federico,&nbsp;Carlo Cavaliere,&nbsp;Emanuelle Reynaud,&nbsp;Marco Salvatore,&nbsp;Maria Antonella Brandimonte,&nbsp;François Osiurak","doi":"10.1186/s12993-022-00200-9","DOIUrl":"https://doi.org/10.1186/s12993-022-00200-9","url":null,"abstract":"<p><p>Most recent research indicated how technical reasoning (TR), namely, a specific form of causal reasoning aimed at understanding the physical world, may support the development of tools and technologies of increasing complexity. We have recently identified the Area PF of the left inferior parietal lobe (PF) as a critical structural correlate of TR, as assessed by using two ad-hoc psycho-technical tests evaluating the two main aspects of TR, i.e., physical world's understanding and visuospatial imagery. Here, we extended our findings by implementing new ad-hoc analyses of our previous data by using a whole-brain approach. Results showed that the cortical thickness (CT) of the left Area Prostriata of the visual cortex, alongside the left Area PF CT, predicts TR performance.</p>","PeriodicalId":8729,"journal":{"name":"Behavioral and Brain Functions","volume":"18 1","pages":"12"},"PeriodicalIF":5.1,"publicationDate":"2022-11-25","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://www.ncbi.nlm.nih.gov/pmc/articles/PMC9700981/pdf/","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"10332560","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":2,"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
Connecting DCX, COMT and FMR1 in social behavior and cognitive impairment DCX、COMT和FMR1在社会行为和认知障碍中的关联
IF 5.1 2区 心理学
Behavioral and Brain Functions Pub Date : 2022-05-19 DOI: 10.1186/s12993-022-00191-7
A. Delprato, E. Xiao, Devika Manoj
{"title":"Connecting DCX, COMT and FMR1 in social behavior and cognitive impairment","authors":"A. Delprato, E. Xiao, Devika Manoj","doi":"10.1186/s12993-022-00191-7","DOIUrl":"https://doi.org/10.1186/s12993-022-00191-7","url":null,"abstract":"","PeriodicalId":8729,"journal":{"name":"Behavioral and Brain Functions","volume":"18 1","pages":""},"PeriodicalIF":5.1,"publicationDate":"2022-05-19","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"65734908","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":2,"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
The shifting role of the cerebellum in executive, emotional and social processing across the lifespan 小脑在整个生命周期中执行、情感和社会处理中的角色转变
IF 5.1 2区 心理学
Behavioral and Brain Functions Pub Date : 2022-04-28 DOI: 10.1186/s12993-022-00193-5
P. Beuriat, Irene Cristofori, B. Gordon, J. Grafman
{"title":"The shifting role of the cerebellum in executive, emotional and social processing across the lifespan","authors":"P. Beuriat, Irene Cristofori, B. Gordon, J. Grafman","doi":"10.1186/s12993-022-00193-5","DOIUrl":"https://doi.org/10.1186/s12993-022-00193-5","url":null,"abstract":"","PeriodicalId":8729,"journal":{"name":"Behavioral and Brain Functions","volume":"18 1","pages":""},"PeriodicalIF":5.1,"publicationDate":"2022-04-28","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"65734917","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":2,"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: 6
Mediterranean natural extracts improved cognitive behavior in zebrafish and healthy rats and ameliorated lps-induced cognitive impairment in a sex dependent manner 地中海天然提取物改善斑马鱼和健康大鼠的认知行为,并以性别依赖的方式改善脂多糖诱导的认知障碍
IF 5.1 2区 心理学
Behavioral and Brain Functions Pub Date : 2022-02-25 DOI: 10.1186/s12993-022-00190-8
M. Pusceddu, Julia Hernandez-Baixauli, F. Puiggròs, L. Arola, A. Caimari, J. D. del Bas, Laura Baselga
{"title":"Mediterranean natural extracts improved cognitive behavior in zebrafish and healthy rats and ameliorated lps-induced cognitive impairment in a sex dependent manner","authors":"M. Pusceddu, Julia Hernandez-Baixauli, F. Puiggròs, L. Arola, A. Caimari, J. D. del Bas, Laura Baselga","doi":"10.1186/s12993-022-00190-8","DOIUrl":"https://doi.org/10.1186/s12993-022-00190-8","url":null,"abstract":"","PeriodicalId":8729,"journal":{"name":"Behavioral and Brain Functions","volume":"18 1","pages":""},"PeriodicalIF":5.1,"publicationDate":"2022-02-25","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"65734894","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":2,"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: 7
NLRP1 inflammasome involves in learning and memory impairments and neuronal damages during aging process in mice. NLRP1炎性体参与小鼠衰老过程中的学习记忆障碍和神经元损伤。
IF 5.1 2区 心理学
Behavioral and Brain Functions Pub Date : 2021-12-17 DOI: 10.1186/s12993-021-00185-x
Dan Sun, Guofang Gao, Bihua Zhong, Han Zhang, Shixin Ding, Zhenghao Sun, Yaodong Zhang, Weizu Li
{"title":"NLRP1 inflammasome involves in learning and memory impairments and neuronal damages during aging process in mice.","authors":"Dan Sun,&nbsp;Guofang Gao,&nbsp;Bihua Zhong,&nbsp;Han Zhang,&nbsp;Shixin Ding,&nbsp;Zhenghao Sun,&nbsp;Yaodong Zhang,&nbsp;Weizu Li","doi":"10.1186/s12993-021-00185-x","DOIUrl":"https://doi.org/10.1186/s12993-021-00185-x","url":null,"abstract":"<p><strong>Background: </strong>Brain aging is an important risk factor in many human diseases, such as Alzheimer's disease (AD). The production of excess reactive oxygen species (ROS) mediated by nicotinamide adenine dinucleotide phosphate oxidase 2 (NOX2) and the maturation of inflammatory cytokines caused by activation of the NOD-like receptor protein 1 (NLRP1) inflammasome play central roles in promoting brain aging. However, it is still unclear when and how the neuroinflammation appears in the brain during aging process.</p><p><strong>Methods: </strong>In this study, we observed the alterations of learning and memory impairments, neuronal damage, NLRP1 inflammasome activation, ROS production and NOX2 expression in the young 6-month-old (6 M) mice, presenile 16 M mice, and older 20 M and 24 M mice.</p><p><strong>Results: </strong>The results indicated that, compared to 6 M mice, the locomotor activity, learning and memory abilities were slightly decreased in 16 M mice, and were significantly decreased in 20 M and 24 M mice, especially in the 24 M mice. The pathological results also showed that there were no significant neuronal damages in 6 M and 16 M mice, while there were obvious neuronal damages in 20 M and 24 M mice, especially in the 24 M group. Consistent with the behavioral and histological changes in the older mice, the activity of β-galactosidase (β-gal), the levels of ROS and IL-1β, and the expressions of NLRP1, ASC, caspase-1, NOX2, p47phox and p22phox were significantly increased in the cortex and hippocampus in the older 20 M and 24 M mice.</p><p><strong>Conclusion: </strong>Our study suggested that NLRP1 inflammasome activation may be closely involved in aging-related neuronal damage and may be an important target for preventing brain aging.</p>","PeriodicalId":8729,"journal":{"name":"Behavioral and Brain Functions","volume":"17 1","pages":"11"},"PeriodicalIF":5.1,"publicationDate":"2021-12-17","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://www.ncbi.nlm.nih.gov/pmc/articles/PMC8680336/pdf/","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"39735447","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":2,"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: 15
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