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amirul

 

Professor
B.Sc.(Hons.), M.Sc., Universiti Sains Malaysia
Ext. 4013; amirul@usm.my
Biotechnology and Microbiology

 

 

Research Profile

Production of microbial biopmerolys

  • Screening of new isolates of PHA producers especially P4HB and P3HB-co-4HB producers.
  • Production and optimization of PHA fermentation in a 2 liter, 10 liter and 100 liter stirred fermenters.


Production and application of amylolitic and PHA depolymerase enzymes

  • Screening of new isolates of PHA depylomerase enzyme.
  • Production and optimization of amylolitic enzymes such as glucoamylase and PHA depolymerase enzymes.
  • Immobilization and application of glucoamylase enzymes.

Current Research

 

  • Production of microbial biopolymers such as P3HB, P4HB and P3HB-co-4HB.
  • Production and application of amylolitic and PHA depolymerase enzymes.

Collaborators

 

  • None

     

Selected Publications

  • Azizan, M.N., A.A Amirul, S.L Khoo, N. Najimudin and R. Samian. 1996. Purification and properties of two forms of glucoamylase from Aspergillus niger. Folia Microbiologica 41: 165 - 174.
  • Khoo, S.L., A.A. Amirul, M. Kamaruzaman, N. Nazalan and M.N. Azizan. 1994. Characterisation and purifi cation of aamylase from Aspergillus fl avus. Folia Microbiologica 39: 392 – 398.
  • Azizan, M.N, A.A. Amirul, S.L Khoo, N. Najimudin and R. Samian .1993. Amylolytic activity of Aspergillus niger van Tieghem: Effect of carbon and nitrogen sources on enzyme production. J. Bioscience 4: 1 – 11.
  • Azizan, M.N, A.A. Amirul, O.C. Chow and C.M. Ley .1991. Penggunaan sisa pengilangan kelapa sawit untuk penghasilan selulase oleh Aspergillus niger van Tieghem. J. Bioscience 2: 29 – 37.

 

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