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Two Novel Biosurfactants Produced by Aureobasidium pullulans A11211-4-57 from a Fleabane, Erigeron annus (L.) pers

  • Jong Shik Kim*
  • , Dae Won Ki
  • , In Kyoung Lee
  • , Bong Sik Yun*
  • *Corresponding author for this work
  • Marine Industry Research Institute for East Sea Rim
  • Jeonbuk National University

Research output: Contribution to journalJournal articlepeer-review

Abstract

Biosurfactants have been widely used in various industrial fields including medicine, food, cosmetics, detergent, pulp and paper, and oil and fat degradation. The culture broth of Aureobasidium pullulans A11211-4-57 using glucose as carbon source exhibited potent surfactant activity. The culture broth was separated by column chromatographies using ODS, silica gel, and Sephadex LH-20 resins, consecutively, to provide two biosurfactants. Based on mass and NMR measurements, their structures were determined as myo-inositol lipids and named pullusurfactans F and G. These compounds showed a high degree of activity, with 27.25 mN/m and 24.07 mN/m, respectively, at 1.0 mg l−1, which is useful for washing and cleaning agents.

Original languageEnglish
Pages (from-to)589-592
Number of pages4
JournalJournal of Antibiotics
Volume75
Issue number10
DOIs
StatePublished - 2022.10

Quacquarelli Symonds(QS) Subject Topics

  • Pharmacy & Pharmacology

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