相关实验视频
Updated: Jan 21, 2026

08:57
Amplicon Sequencing using the Long-Read Sequencing Technologies
Published on: August 29, 2025
501
基于安普利康的测序作为ICU中严重肺炎的诊断工具
Charlotte Michel1,2,3, Hideo Imamura4, Nicolas Yin5
1Department of Microbiology, Laboratoire Hospitalier Universitaire de Bruxelles (LHUB-ULB), Université Libre de Bruxelles (ULB), Rue Haute 322, 1000, Brussels, Belgium. charlotte.michel@uzbrussel.be.
Scientific reports
|January 19, 2026
概括
基于AMPLICON的测序 (ABS) 在重症监护室 (ICU) 诊断严重肺炎时具有价值. 虽然细菌16S rRNA测序显示出局限性,但真菌ITS测序可靠地识别病原体,在复杂的情况下有助于诊断.
科学领域:
- 医学微生物学 医学微生物学
- 传染性疾病 传染性疾病
- 基因组医学是基因组医学.
背景情况:
- 在重症监护室 (ICU) 患者中诊断严重的肺炎是具有挑战性的.
- 标准诊断方法可能并不总是提供全面的病因信息.
研究的目的:
- 评估基于安普利康的测序 (ABS) 在重症肺炎中的微生物诊断的附加值.
- 将细菌16S rRNA和真菌ITS ABS与标准护理 (SOC) 方法进行比较.
主要方法:
- 细菌16S rRNA和真菌ITS ABS是在重症肺炎和肺移植患者的ICU患者的支气管支气管洗上进行的.
- 将ABS结果与SOC进行比较,包括培养,PCR和银河马南分析.
主要成果:
- 在55.5%的样本中,ABS与SOC完全一致.
- 细菌16S rRNA测序有不一致性,特别是在Gram负生物体中,但在8个样本中检测到SOC错过的病原体.
- 菌ITS测序显示出高可靠性,并有助于区分感染与殖民,与银河系曼南相关性良好.
结论:
- 基于amplicon的测序,特别是真菌ITS,为ICU患者的严重肺炎提供了额外的诊断价值.
- 对于免疫抑制患者和未定义病因的病例来说,ABS特别有益.
- 虽然细菌16S rRNA测序有局限性,但它可以揭示共感染和超级感染.
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