한국균학회지 (Mar 2023)

Molecular and Morphological Characterization of Three New Fungal Species of the Class Sordariomycetes from Korea

  • Kallol Das,
  • Jae-Ho Ban,
  • So-Young Choi,
  • Seung-Yeol Lee,
  • Hee-Young Jung

DOI
https://doi.org/10.4489/KJM.20230003
Journal volume & issue
Vol. 51, no. 1
pp. 25 – 38

Abstract

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Three fungal strains belonging to the class Sordariomycetes were isolated from soil collected on Jeju Island and Gyeongsangbuk-do, Korea. They were identified as Diaporthe endophytica (KNU-JJ-1809), Faurelina indica (KNU-JJ-1830), and Trichoderma ivoriense (KNU-4-KH1). KNU-JJ-1809 produced beta conidia that were straight, curved, hyaline, smooth-walled, with a diameter of 16.5-25.0×0.6-1.7 μm. The conidia of strain KNU-JJ-1830 were hyaline to light green, thin, clavate, round, truncate base, had guttules at both ends, with a diameter of 2.5-5.2×1.7-3.8 μm. The conidia of strain KNU-4-KH1 were oblong or ellipsoidal, smooth-walled, greenish, with a diameter of 2.2-4.4×2.2-3.6 μm. Internal transcribed spacer regions, partial large subunit, translation elongation factor 1-alpha, β-tubulin, and calmodulin genes were used to confirm the strains, and their cultural and morphological characteristics. To our knowledge, this is the first report on D. endophytica, F. indica, and T. ivoriense in Korea.

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