First Report of Xenoroussoella triseptata Isolated from Soil in Korea

Autor: Jung-Joo Ryu, Seung-Yeol Lee, In-Kyu Kang, Leonid N. Ten, Hee-Young Jung
Jazyk: English<br />Korean
Rok vydání: 2022
Předmět:
Zdroj: 한국균학회지, Vol 50, Iss 3, Pp 195-204 (2022)
Druh dokumentu: article
ISSN: 0253-651X
2383-5249
DOI: 10.4489/KJM.20220020
Popis: A fungal strain, designated KNUF-20-NI009, was isolated from soil collected from Gunsan-si, Jeollabuk-do, Korea. The isolate showed cultural features typical of the genus Xenoroussoella. Colonies cultivated on malt extract agar were olivaceous-brown to pale olivaceous-white at the margins, with undersides of dark olivaceous to olivaceous-brown and a white margin. The conidia, with a size range of 2.7-5.1×1.6-3.3 µm (x̅=3.6×2.6 µm, n=50), were globoid to ellipsoid in shape, hyaline when immature, becoming light brown to golden-brown when mature, and characterized by 1 or 2 guttules. Multi-locus sequence analysis based on a combined dataset of internal transcribed spacer regions (ITS), large subunit rDNA (LSU), small subunit rDNA (SSU), translation elongation factor 1-alpha (TEF1α), and RNA polymerase II largest subunit (RPB2) sequences revealed KNUF-20-NI009 to be a strain of Xenoroussoella triseptata. This is the first report of this species in Korea.
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