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Cerebral regional and network characteristics in asthma patients:a resting-state fMRI study

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收录情况: ◇ SCIE ◇ 统计源期刊 ◇ CSCD-C

机构: [1]Huaxi MR Research Center (HMRRC), Department of Radiology, West China Hospital of Sichuan University, Chengdu 610041, China [2]Department of Anesthesiology, West China Hospital of Sichuan University, Chengdu 610041, China [3]Department of Respiratory Medicine, West China Hospital, Sichuan University, Chengdu 610041, China [4]Department of Radiology, Sichuan Cancer Hospital & Institute, Sichuan Cancer Center, School of Medicine, University of Electronic Science and Technology of China, Chengdu 610041, China [5]Department of Geriatric Psychiatry, The Fourth People’s Hospital of Chengdu, Chengdu 610036, China
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关键词: asthma brain regional activation functional connectivity resting-state fMRI

摘要:
Asthma is a serious health problem that involves not only the respiratory system but also the central nervous system.Previous studies identified either regional or network alterations in patients with asthma,but inconsistent results were obtained.A key question remains unclear:are the regional and neural network deficits related or are they two independent characteristics in asthma? Answering this question is the aim of this study.By collecting resting-state functional magnetic resonance imaging from 39 patients with asthma and 40 matched health controls,brain functional measures including regional activity (amplitude of low-frequency fluctuations)and neural network function (degree centrality (DC) and functional connectivity) were calculated to systematically characterize the functional alterations.Patients exhibited regional abnormities in the left angular gyrus,right precuneus,and inferior temporal gyrus within the default mode network.Network abnormalities involved both the sensorimotor network and visual network with key regions including the superior frontal gyrus and occipital lobes.Altered DC in the lingual gyrus was correlated with the degree of airway obstruction.This study elucidated different patterns of regional and network changes,thereby suggesting that the two parameters reflect different brain characteristics of asthma.These findings provide evidence for further understanding the potential cerebral alterations in the pathophysiology of asthma.

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基金编号: Nos. 81671664 and 81621003

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出版当年[2020]版:
大类 | 3 区 医学
小类 | 3 区 肿瘤学 3 区 医学:研究与实验
最新[2023]版:
大类 | 3 区 医学
小类 | 3 区 医学:研究与实验 4 区 肿瘤学
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出版当年[2020]版:
Q2 ONCOLOGY Q2 MEDICINE, RESEARCH & EXPERIMENTAL
最新[2023]版:
Q2 MEDICINE, RESEARCH & EXPERIMENTAL Q2 ONCOLOGY

影响因子: 最新[2023版] 最新五年平均 出版当年[2020版] 出版当年五年平均 出版前一年[2019版] 出版后一年[2021版]

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第一作者机构: [1]Huaxi MR Research Center (HMRRC), Department of Radiology, West China Hospital of Sichuan University, Chengdu 610041, China
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