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유입하수 첨가 배지를 이용한 세균 신분류군의 분리

Isolation of Novel Taxa Using Complex Media with Influent Sewage Water

  • 이시원 (국립환경과학원 상하수도연구과) ;
  • 박수정 (국립환경과학원 상하수도연구과) ;
  • 김창수 (국립환경과학원 상하수도연구과) ;
  • 조양석 (국립환경과학원 상하수도연구과) ;
  • 정현미 (국립환경과학원 상하수도연구과) ;
  • 박상정 (국립환경과학원 상하수도연구과)
  • Lee, Siwon (Water Supply & Sewerage Research Division, National Institute of Environmental Research) ;
  • Park, Su Jeong (Water Supply & Sewerage Research Division, National Institute of Environmental Research) ;
  • Kim, Changsoo (Water Supply & Sewerage Research Division, National Institute of Environmental Research) ;
  • Cho, Yangsoek (Water Supply & Sewerage Research Division, National Institute of Environmental Research) ;
  • Chung, Hyen-Mi (Water Supply & Sewerage Research Division, National Institute of Environmental Research) ;
  • Park, Sangjung (Water Supply & Sewerage Research Division, National Institute of Environmental Research)
  • 투고 : 2016.02.16
  • 심사 : 2016.03.24
  • 발행 : 2016.06.28

초록

본 연구에서는 신분류군 탐색을 위하여 유입하수 첨가 배지를 제작하였다. 유입하수 첨가배지에서는 일반 배지에서 분리 또는 동정되지 않은 13속 세균들을 배양하였으며, 특히 25에 비해 37℃에서 다양한 균주들을 배양할 수 있었다. 또한 유입하수 첨가 배지에서 총 12개의 분리 균주들이 97% 이하의 유사성을 나타내는 것으로 분석되었으며, 이들은 Tessaracoccus, Paracoccus 및 Candidimonas속(또는 Paralcaligenes속)과 유연관계가 있었다.

In this study, we evaluated complex media with influent sewage water (ISW) to isolate novel taxa of bacteria. It was possible to cultivate 13 genera using the complex media with ISW. Additionally, more diverse genera were identified at 37℃ than at 25℃, using the complex media with ISW. Total 12 strains of 179 bacterial isolates were shared less than 97% 16S rRNA gene sequence similarities with any known species. These isolates could be assigned to genera Tessaracoccus, Paracoccus, or Candidimonas (or Paralcaligenes).

키워드

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