在人类病原体中混合捕获目标丰富:识别,进化,生物监控和基因组流行病学
Z B Randolph Quek1, Sock Hoon Ng1
1Defence Medical & Environmental Research Institute, DSO National Laboratories, Singapore 117510, Singapore.
Pathogens (Basel, Switzerland)
|April 26, 2024
概括
混合捕获目标丰富 (HC) 增强了使用高通量测序 (HTS) 来从复杂样本中恢复病原体. 本综述强调了HC在病原体基因组学,生物监测中的应用,以及其在临床诊断方面的潜力.
科学领域:
- 基因组学就是基因组学.
- 发现病原体发现
- 分子生物学分子生物学
背景情况:
- 高通量测序 (HTS) 能够从临床和环境样本中恢复病原体基因组.
- 主核酸经常压倒病原体序列,需要深度测序.
- 混合捕获目标丰富 (HC) 丰富了病原体的核酸,克服了宿主DNA的主导地位.
研究的目的:
- 审查HC在人类病原体基因组学中的应用.
- 探索HC在临床元基因组学和生物监测中的实用性.
- 评估HC在病原体研究中的现状和未来前景.
主要方法:
- 审查有关混合捕获目标缩应用的现有文献.
- 使用COVID-19数据进行案例研究分析,以证明HC疗效.
- 评估HC在不同病原体组 (细菌,真菌,寄生虫,病毒) 的性能.
主要成果:
- 在病原体识别,基因组流行病学,抗菌素耐药性基因型定型和进化研究中,HC是有效的.
- 在临床元基因组学和生物监测方面,HC显得有前途,以COVID-19为例.
- 与病毒和细菌相比,HC对真菌和寄生病原体的利用不足.
结论:
- HC是病原体序列恢复的成熟技术,对于了解动物病和流行病准备至关重要.
- 需要进一步开发可靠的临床诊断应用HC.
- 未来的方向包括改进对真核生物的诱设计和与长时间读取序列的集成.
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