在恶化期间,COPD患者的真菌微生物群在COPD患者中
Weronika Gawor1, Katarzyna Góralska2, Sandra Galant2
1Department of Biomedicine and Genetics, Chair of Biology and Medical Microbiology, Medical University of Lodz, Mazowiecka 5 Street, Lodz 92-215, Poland.
在慢性阻塞性肺病 (COPD) 的急性恶化患者中,真菌感染,特别是Candida更为普遍. 这种增加的真菌存在和多样性与疾病严重程度相关,并影响治疗的有效性.
科学领域:
- 肺部病理学 肺部病理学
- 菌类学 菌类学是指菌类学.
- 传染性疾病 传染性疾病
背景情况:
- 慢性阻塞性肺病 (COPD) 的急性恶化与死亡率的增加有关.
- 微生物是已知的COPD恶化的触发因素,但真菌的作用仍未得到充分研究.
- 研究Candida物种在COPD恶化中的作用对于了解疾病进展至关重要.
研究的目的:
- 确定Candida在COPD急性恶化 (AECOPD) 患者中的作用.
- 为了比较AECOPD患者和对照组之间的真菌多样性和流行率.
- 评估真菌感染对抗菌素耐药性和COPD血清学标记物的影响.
主要方法:
- 从AECOPD患者和对照组采集口腔拭子,唾液,便和全血样本.
- 进行真菌学和血清学分析,以识别和量化真菌物种.
- 评估真菌多样性 (α和β多样性) 和抗菌素耐药性模式.
主要成果:
- 酵母,主要是Candida物种,在AECOPD患者中 (97.06%) 的发病频率明显高于对照组 (26.32%).
- AECOPD患者表现出更大的真菌多样性 (α-和β-多样性) 和较少常见的Candida物种的更高流行率.
- 在AECOPD组中观察到抗真菌耐药性增加和阳性血清测试频率的两倍.
结论:
- AECOPD患者的真菌生物群在数量和分类学上比对照群更丰富.
- 真菌菌菌群,特别是Candida,可能是COPD恶化和疾病进展的重要因素.
- 研究结果强调,在治疗COPD恶化时,需要考虑真菌感染,因为它可能对治疗有效性产生影响.
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