杆菌感染和青少年的肠道微生物群:有没有关系?
Doaa El Amrousy1, Heba El Ashry, Sara Maher
1Department of Pediatric, Faculty of Medicine, Tanta University, Tanta, Egypt.
Journal of biosciences
|January 4, 2024
概括
杆菌感染会改变青少年的肠道微生物群. 关键的发现显示了Clostridium difficile和沙门氏菌的增加,以及像Lactobacillus这样的有益细菌的减少,这表明肠道失生症和H. pylori之间存在联系.
科学领域:
- 微生物学 微生物学
- 胃肠病学 胃肠病学
- 人类微生物组研究研究
背景情况:
- 杆菌感染是全世界胃和胃癌的主要原因之一.
- 肠道微生物群失生症越来越被认为是各种感染和疾病的因素.
- 杆菌对青少年肠道微生物群组成的特定影响需要进一步调查.
研究的目的:
- 调查H. pylori感染与青少年肠道微生物群的组成之间的联系.
- 为了比较H.pylori感染青少年与健康对照的便细菌多样性和组成.
主要方法:
- 实时聚合酶链反应 (RT-PCR) 用于评估肠道微生物群的组成.
- 分析了来自50名新感染青少年和50名年龄匹配对照的便样本.
- 统计分析,包括多重物流回归,用于识别预测性微生物特征.
主要成果:
- 患有H.pylori的青少年显示出明显更高的Clostridium difficile和沙门氏菌种类.
- 在感染H. pylori的个体中观察到较少的eubacteria, Bacteroides fragilis, Lactobacillus spp., Escherichia coli和Methanobrevibacter smithii的丰度.
- 增加了Bifidobacterium spp. 的种类. 和沙门氏菌种类,较高的C. difficile流行率,较低的Lactobacillus种类. 丰富度可以预测H. pylori感染.
结论:
- 杆菌感染与青少年便微生物组合的显著变化有关.
- 特定的细菌变化,包括病原体的增加和有益细菌的减少,可能在H. pylori感染中发挥作用.
- 这些发现突显了肠道微生物组在H. pylori病变发生过程中的潜在作用,并提出了新的诊断或治疗点.
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