使用纳米孔测序来识别临床样本中的真菌,具有高的遗传学分辨率
Atsufumi Ohta1, Kenichiro Nishi1,2, Kiichi Hirota1
1Department of Human Stress Response Science, Institute of Biomedical Science, Kansai Medical University, 2-5-1 Shin-machi, Hirakata, Osaka, 573-1010, Japan.
Scientific reports
|June 16, 2023
概括
这项研究引入了一种用于真菌微生物群分析的新DNA元编码方法. 它使用长读测序来准确识别真菌,改善健康和疾病研究.
科学领域:
- 微生物学 微生物学
- 菌类学 菌类学是指菌类学.
- 基因组学就是基因组学.
背景情况:
- 通过使培养体独立的微生物检测,DNA元编码彻底改变了微生物群研究.
- 由于缺乏标准化工具和不完整的参考数据库,真菌微生物群分析面临着挑战.
研究的目的:
- 开发一种高分辨率的DNA元编码工作流程,用于真菌微生物群的表征.
- 为了提高真菌种群识别的准确性和精度.
主要方法:
- 扩大较长的核糖体RNA操作子延伸.
- 纳米孔长读数测序技术.
- 错误抛光读取生成高精度共识序列 (99.5-100%) 与参考基因组对齐.
主要成果:
- 使用多微生物模拟社区和来自患者的标本证明了该方法的有效性.
- 实现了真菌微生物群的准确分类.
- 突出了长时间测序的潜力和要求准确识别真菌的共识.
结论:
- 开发的工作流提供了一个强大的工具,用于快速识别致病性真菌.
- 这种方法有望显著推进对真菌在健康和疾病中的作用的理解.
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