Production conditions for bruceanol B, an antibiotic that generates oxygen radical

Doseung Lee, Kyung Hwan Boo, Jin Kyu Woo, Gyeong Lyong Jeon, Jin Man Lee, Sang Han Lee, Jae Hoon Kim, Dong Sun Lee, Key Zung Riu

Research output: Contribution to journalArticlepeer-review

Abstract

Strain DS4, a soil microorganism producing an oxygen radical-generating antibacterial substance, bruceanol B, was isolated, and cultural conditions for the antibiotic production were optimized. Bruceanol B was separated by ethyl acetate extraction, silica gel and Sephadex LH-20 gel column chromatographies, and high-performance liquid chromatography (HPLC). The highest antibacterial activity was obtained from medium containing 1.5% soluble starch and 2.0% yeast extract, cultured at 30°C for 3.5 days.

Original languageEnglish
Pages (from-to)128-131
Number of pages4
JournalJournal of Applied Biological Chemistry
Volume54
Issue number1
DOIs
StatePublished - 2011

Keywords

  • Bruceanol B
  • Production condition
  • Radical-generating antibiotic

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