Oxygen requirement in pullulan fermentation

  • Denis Rho
  • , Ashok Mulchandani
  • , John H.T. Luong
  • , Anh LeDuy

Research output: Contribution to journalArticlepeer-review

Abstract

Oxygen was essential for the biosynthesis of pullulan by Aureobasidium pullulans. In a growth medium, pullulan yield and synthesis rate were proportional to the oxygen availability. However, under controlled oxygen environment in a non-growth medium, the synthesis rate and the yield of pullulan were inversely proportional to the oxygen tension. A relationship between melanin production and oxygen transfer conditions was also observed. The elapsed time prior to the appearance of the pigment was dependent upon the degree of oxygen availability.

Original languageEnglish
Pages (from-to)361-366
Number of pages6
JournalApplied Microbiology and Biotechnology
Volume28
Issue number4-5
DOIs
Publication statusPublished - Jun 1988
Externally publishedYes

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