1. Immobilization of α-chymotrypsin into the poly(N,N-diallyl-N,N-didodecyl ammonium bromiae)/surfactant nanocapsules

   • Yury E. Shapiro
   • Elena G. Pykhteeva

   Original Articles Pages: 67 - 84

2. Fermentation of milk permeate by proteolytic bacteria for protease production

   • Ali Abdel ’ Aziz Ali
   • Ibrahim Mohamed Roushdy

   Original Articles Pages: 85 - 93

3. Purification of recombinant proteins by chemical removal of the affinity tag

   • Carole Rais-Beghdadi
   • Mario A. Roggero
   • Christophe D. Reymond

   Original Articles Pages: 95 - 103

4. Purification and Characterization of an Intracellular β-Glucosidase from Lactobacillus casei ATCC 393

   • S. Coulon
   • P. Chemardin
   • P. Galzy

   Original Articles Pages: 105 - 114

5. Technical and economic evaluation of different reactors for methanotrophic cultures for propylene oxide production

   • Bhupendra K. Soni
   • Robert L. Kelley
   • Vipul J. Srivastava

   Corrigendum Pages: 115 - 123