作者
Gretchen A Morrison, Jianmin Fu, Grace C Lee, Nathan P Wiederhold, Connie F Cañete-Gibas, Evelien M Bunnik, Brian L Wickes
发表日期
2020/11/18
期刊
Journal of clinical microbiology
卷号
58
期号
12
页码范围
10.1128/jcm. 01972-20
出版商
American Society for Microbiology
简介
Fungal infections are being caused by a broadening spectrum of fungi, yet in many cases, identification to the species level is required for proper antifungal selection. We investigated the fungal intergenic spacer (IGS) sequence in combination with nanopore sequencing for fungal identification. We sequenced isolates from two Cryptococcus species complexes, C. gattii and C. neoformans, which are the main pathogenic members of this genus, using the Oxford Nanopore Technologies MinION device and Sanger sequencing. There is enough variation within the two complexes to argue for further resolution into separate species, which we wanted to see if nanopore sequencing could detect. Using the R9.4.1 flow cell, IGS sequence identities averaged 99.57% compared to Sanger sequences of the same region. When the newer R10.3 flow cell was used, accuracy increased to 99.83% identity compared to the same …
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