共 5 条
重症肺炎患儿肠道菌群紊乱与全身炎症反应及应激反应程度的相关性
被引:46
作者:

陈曦
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机构:
湖北省襄阳市第一人民医院儿科 湖北省襄阳市第一人民医院儿科

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常立文
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机构:
华中科技大学同济医学院附属同济医院新生儿科 湖北省襄阳市第一人民医院儿科
机构:
[1] 湖北省襄阳市第一人民医院儿科
[2] 华中科技大学同济医学院附属同济医院新生儿科
来源:
关键词:
重症肺炎;
肠道菌群;
炎症反应;
氧化应激反应;
D O I:
10.13210/j.cnki.jhmu.20180523.004
中图分类号:
R725.6 [小儿呼吸系及胸部疾病];
学科分类号:
100201 [内科学];
摘要:
目的:研究重症肺炎患儿肠道菌群紊乱与全身炎症反应及应激反应程度的相关性。方法:选择2014年4月2017年12月期间在襄阳市第一人民医院诊断为重症肺炎的患儿作为研究的肺炎组,另取同期在襄阳市第一人民医院体检的健康儿童作为对照组。留取粪便并测定肠道菌群双歧杆菌及大肠杆菌的数目,采集血清并测定炎症细胞因子及氧化应激指标的含量,采集外周血并测定炎症分子及氧化应激分子的表达强度。结果:肺炎组患儿粪便中双歧杆菌的数目以及双歧杆菌与大肠杆菌比值B/E的水平、血清中SOD的含量均显著低于对照组,粪便中大肠杆菌的数目、外周血中TLR2、TLR4、NOX2、iNOS、FOXP3的表达强度及血清中G-CSF、sTREM1、TNF-α、LPO、NO的含量显著高于对照组;Pearson相关性分析显示:肺炎组患儿粪便中B/E的水平与外周血中TLR2、TLR4、NOX2、iNOS、FOXP3的表达强度及血清中G-CSF、sTREM1、TNF-α、LPO、NO的含量呈负相关,与血清中SOD的含量呈正相关。结论:重症肺炎患儿肠道菌群的紊乱能够加重病程中全身炎症反应及应激反应的程度。
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页码:1272 / 1275
页数:4
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