Dye Biosorption Sites in Aspergillus niger

T. Viraraghavan, George Yuzhu Fu

Research output: Contribution to journalArticlepeer-review

239 Scopus citations

Abstract

Aspergillus niger is capable of removing dyes from an aqueous solution. In the study, the roles played by three major functional groups: carboxyl, amino and phosphate, and the lipid fraction in the biomass of A. niger in biosorption of four dyes, Basic Blue 9, Acid Blue 29, Congo Red and Disperse Red 1, were investigated. These functional groups in A. niger were chemically modified individually to determine their contribution to the biosorption of dyes. It was found that biosorption of dyes was influenced by the functional groups in the fungal biomass and the chemical structure of the dyes.
Original languageAmerican English
Pages (from-to)139-145
Number of pages7
JournalBioresource Technology
Volume82
Issue number2
DOIs
StatePublished - Apr 1 2002

Scopus Subject Areas

  • Bioengineering
  • Waste Management and Disposal
  • Environmental Engineering
  • Renewable Energy, Sustainability and the Environment

Disciplines

  • Civil and Environmental Engineering

Keywords

  • Acid blue 29
  • Aspergillus niger
  • Basic blue 9
  • Biosorption
  • Congo red
  • Disperse red 1
  • Functional groups
  • Basic Blue 9
  • Congo Red
  • Disperse Red 1
  • Acid Blue 29

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