• Ali, S., and Haq, I. (2006) Innovative effect of illite on improved microbiological conversion of L-tyrosine to 3, 4 dihydroxy phenyl L-alanine (L-DOPA) by Aspergillus oryzae ME2 under acidic reaction conditions. Curr Microbiol 53: 351357.
  • Ali, S., Jeffry, S.L., and Haq, I. (2007) High performance microbiological transformation of L-tyrosine to L-DOPA by Yarrowia lipolytica NRRL-143. BMC Biotechnol 7: 5057.
  • Anderson, M., and Whitcomb, P. (2005) RSM Simplified – Optimizing Process Using Response Surface Methods for Design of Experiments. New York, USA: Productivity press.
  • Arnow, L.E. (1937) Colorimetric determination of the components of L-3, 4 dihydroxyphenylalanine-tyrosine mixture. J Biol Chem 118: 531537.
  • Bapat, V., Suprasanna, P., Ganapathi, T., and Rao, P. (2000) In vitro production of L-DOPA in tissue cultures of banana. Pharm Biol 38: 271273.
  • Box, G.E.P., and Behnken, D.W. (1960) Some new three level designs for the study of quantitative variables. Technometrics 2: 455475.
  • Chattopadhyay, S., Datta, S.K., and Mahato, S.B. (1994) Production of L-DOPA from cell suspension culture of Mucuna pruriens f. pruriens. Plant Cell Rep 13: 519522.
  • Claus, H., and Decker, H. (2006) Bacterial tyrosinases. Syst Appl Microbiol 29: 314.
  • Gabriela, M., Carvalho, T., and Denise, M. (2000) L-DOPA production by immobilized tyrosinase. Appl Biochem Biotechnol 84: 791800.
  • Kandaswami, C., and Vaidyanathan, C.S. (1973) Enzymatic Assay of tyrosinase Catechol Oxidase Activity(EC J BiolChem 49: 40354038.
  • Kofman, O. (1971) Treatment of Parkinson's disease with L-DOPA: a current appraisal. Can Med Assoc J 104: 483487.
  • Koyanagi, T., Katayama, T., Suzuki, H., Nakazawab, H., Yokozeki, K., and Kumagai, H. (2005) Effective production of 3,4-dihydroxyphenyl-l-alanine (L-DOPA) with Erwinia herbicola cells carrying a mutant transcriptional regulator TyrR. J Biotechnol 115: 303306.
  • Krishnaveni, R., Rathod, V., Thakur, M.S., and Neelgund, Y.F. (2009) Transformation of L-tyrosine to L-DOPA by a novel fungus, Acremonium rutilum, under submerged fermentation. Curr Microbiol 58: 122128.
  • Lee, H., Song, M.H., and Wang, S. (2003) Optimizing bioconversion of deproteinated cheese whey to mycelia of Ganoderma lucidum. Process Biochem 38: 16851693.
  • Mahmoud, D.A.R., and Bendary, M.A. (2011) Production of 3, 4-dihydroxy phenyl-L- alanine (L-DOPA) by Egyptian halophilic black yeast. World J Microbiol Biotechnol 27: 3946.
  • Plackett, R.L., and Burman, J.P. (1946) The design of optimum multifactorial experiments. Biometrika 33: 305325.
  • Rani, N., Joy, B., and Abraham, T.E. (2007) Cell suspension cultures of Portulaca grandiflora as potent catalysts for biotransformation of L-tyrosine into L-DOPA, an anti-Parkinson's drug. Pharm Biol 45: 4853.
  • Surwase, S.N., and Jadhav, J.P. (2011) Bioconversion of L-tyrosine to L-DOPA by a novel bacterium Bacillus sp. JPJ. Amino Acids 41: 495506.
  • Wang, Y., and Lu, Z. (2005) Optimization of processing parameters for the mycelial growth and extracellular polysaccharide production by Boletus spp. ACCC 50328. Process Biochem 40: 10431051.
  • Zhang, T., Wen, S., and Tan, T. (2007) Optimization of the medium for glutathione production in Saccharomyces cerevisiae. Process Biochem 42: 454458.