Optimization of medium composition for enhanced cellulase production by mutant Penicillium brasilianum KUEB15 using statistical method

  • Da Un Jung
  • , Hah Young Yoo
  • , Sung Bong Kim
  • , Ja Hyun Lee
  • , Chulhwan Park
  • , Seung Wook Kim*
  • *Corresponding author for this work

    Research output: Contribution to journalArticlepeer-review

    Abstract

    Penicillium brasilianum KUEB15 was utilized for cellulase production and medium optimization was investigated. The optimal compositions of the variables for maximum CMCase production by central composite rotatable design were 12.39. g/L of corn stover, 0.48. g/L of urea, and 6.12. g/L of ammonium sulfate. The predicted CMCase activity by the model was 1.207. Unit/ml, and the observed CMCase activity which was produced in optimal media was 1.180. Unit/ml. The activity of CMCase from P. brasilianum KUEB15, which was fermented in optimal media by RSM, was found to be 1.61-fold increased than that in the Mandel's medium (0.731. Unit/ml).

    Original languageEnglish
    Pages (from-to)145-150
    Number of pages6
    JournalJournal of Industrial and Engineering Chemistry
    Volume25
    DOIs
    Publication statusPublished - 2015 May 25

    Bibliographical note

    Funding Information:
    This work was supported by the Advanced Biomass R&D Center (ABC-2011-0031360) of the Global Frontier Project funded by the Ministry of Science, ICT and Future Planning of Korea, the National Research Foundation of Korea Grant funded by the Korean Government (MSIP) (No. 2014R1A2A2A01007321 ), and Basic Science Research Program through the National Research Foundation of Korea funded by the Ministry of Science, ICT and Future Planning ( 2012M2B2A4029962 ).

    Publisher Copyright:
    © 2014 The Korean Society of Industrial and Engineering Chemistry.

    Keywords

    • Cellulase
    • Central composite rotatable design
    • Optimization
    • Penicillium brasilianum
    • Plackett-Burman design

    ASJC Scopus subject areas

    • General Chemical Engineering

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