相关实验视频

Updated: Jul 10, 2026

Cost-effective Method for Microbial Source Tracking Using Specific Human and Animal Viruses

Cost-effective Method for Microbial Source Tracking Using Specific Human and Animal Viruses

Published on: December 3, 2011

针对性和非针对性测序的深入比较,用于检测废水中的病毒多样性

Yabing Li¹, Pankaj Bhatt¹, Irene Xagoraraki¹

¹Department of Civil and Environmental Engineering, Michigan State University, East Lansing, MI, USA.

|May 15, 2025

概括

废水病毒监测从结合非向和向测序方法中获益. 这种方法增强了各种人类病毒的检测,包括新型病毒,用于公共卫生监测.

科学领域:

环境微生物学环境微生物学
病毒学病毒学
生物信息学是一种生物信息学.

背景情况:

废水监测对于监测病毒病原体,包括新出现的威胁至关重要.
甲基因组测序可能缺乏对低丰度病毒的敏感性,需要改进检测策略.

研究的目的:

为了比较非向的 (多位移放大 [MDA],反转录 - MDA [RT-MDA],基于PCR) 和向的 (Twist综合病毒研究小组 [TWIST]) 测序方法来检测废水病毒.
评估废水中综合性病毒分析的提取套件和生物信息学工具.

主要方法:

对四种病毒放大和丰富策略的比较分析.
评估了两个RNA/DNA提取工具包 (Qiagen,ZymoBIOMICS).
评估四种病毒识别工具 (钻石爆炸,Kraken2,VirSorter2,geNomad) 和数字滴滴PCR (ddPCR) 进行确认.

主要成果:

非定位方法识别了超过12,808个长连结,而定位方法没有产生连结>10,000 bp.
检测到45种与人类相关的病毒,通过非向和向方法识别出独特的病毒.
向方法显示了肠道病毒的高丰富性 (Mamastrovirus,Norovirus,Rotavirus,Sapovirus);在方法之间观察到不同的病毒群体.

结论:

整合非向和向测序提供了更全面的废水中的病毒检测概况.
对ddPCR的补充使用确保在废水监测中准确识别已知和新型病毒.
这种综合方法提高了通过废水进行强有力的公共卫生监测的能力.

关键词:

传染性疾病是传染性疾病.转基因组学是指转基因组学.病原性病毒的病原性病毒废水监测废水监测废水监测废水监测

更多相关视频

Validating Whole Genome Nanopore Sequencing, using Usutu Virus as an Example

Validating Whole Genome Nanopore Sequencing, using Usutu Virus as an Example

Published on: March 11, 2020

Quantification and Whole Genome Characterization of SARS-CoV-2 RNA in Wastewater and Air Samples

Quantification and Whole Genome Characterization of SARS-CoV-2 RNA in Wastewater and Air Samples

Published on: June 30, 2023

相关概念视频

Modern Molecular Taxonomy

Modern Molecular Taxonomy

Advancements in molecular biology have revolutionized the identification and characterization of bacteria, with multiple methods leveraging DNA sequencing for enhanced precision. As sequencing technologies improve and costs decline, these approaches are increasingly used in clinical, environmental, and evolutionary studies.Multilocus Sequence Typing (MLST) examines several housekeeping genes, essential chromosomal genes encoding cellular functions, to distinguish strains. Approximately...