Phenol degradation by Fusarium oxyrsporum GJ4 is affected by toxic catalytic polymerization mediated by copper oxide

Jae Yeon Park, Ji Won Hong, Geoffrey Michael Gadd

    Research output: Contribution to journalArticlepeer-review

    13 Citations (Scopus)

    Abstract

    A phenol-degrading fungus, Fusarium oxysporum GJ4, was isolated from contaminated soil and was able to use phenol as a sole carbon and energy source. Catechol was detected during phenol degradation and this was polymerized by Cu2O added to the medium. F oxysporum GJ4 was unable to degrade phenol at concentrations greater than 2 mM when Cu2O was present in the liquid growth medium. Catechol polymerization and deposition on the fungal surface was thought to be the main reason for the cessation of phenol degradation by F oxysporum GJ4. Such catalytic polymerization of catecholic products by Cu2O during the biodegradation of phenol or other phenolic products must be considered as a possible interference factor in bioremediation. Crown Copyright (c) 2009 Published by Elsevier Ltd. All rights reserved

    Original languageEnglish
    Pages (from-to)765-771
    Number of pages7
    JournalChemosphere
    Volume75
    Issue number6
    DOIs
    Publication statusPublished - May 2009

    Keywords

    • Catechol
    • Bioremediation
    • Fungi
    • Biodegradation
    • Polymerization
    • OXIDOREDUCTIVE ENZYMES
    • REDUCTIVE DISSOLUTION
    • MANGANESE(IV) OXIDES
    • SUBSTITUTED PHENOLS
    • BIODEGRADATION
    • FUNGI
    • SOLUBILIZATION
    • TRANSFORMATION
    • ENVIRONMENT
    • MINERALS

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