1. Editorial

   EditorialNotes Pages: 105 - 106

2. Penicillin acylases as amidohydrolases and acyl transfer catalysts

   • J. Konecny

   OriginalPaper Pages: 112 - 117

3. Bacterial retting of non-woody bast fibers for papermaking

   • K. Yoshihara
   • Y. Kobayashi

   OriginalPaper Pages: 113 - 118

4. A calorimetric determination of maintenance energy requirements during the aerobic growth of Klebsiella aerogenes in batch culture

   • Steven C. Nichols
   • Arthur M. James

   OriginalPaper Pages: 119 - 124

5. Quantitative production of xylitol from D-xylose by a high-xylitol producing yeast mutant Candida tropicalis HXP2

   • Cheng-Shung Gong
   • Li Fu Chen
   • George T. Tsao

   OriginalPaper Pages: 125 - 130

6. The continuous production of glucose isomerase

   • J. L. Meers

   OriginalPaper Pages: 131 - 136

7. Environmental change and copper uptake by Bacillus subtilis subsp. niger and by Pseudomonas fluorescens

   • M. G. C. Baldry
   • A. C. R. Dean

   OriginalPaper Pages: 137 - 142

8. Production of yeast SCP from corn stover hydrolysates

   • A. Gonzalez-Valdes
   • M. Moo-Young

   OriginalPaper Pages: 143 - 148

9. Improved economics of the Waterloo SCP process by increased growth rates

   • Murray Moo-Young
   • Douglas G. Macdonald
   • Alvin Ling

   OriginalPaper Pages: 149 - 152

10. A method for starting a fermentor with immobilized spores of the genus Clostridium aseptically

    • P. G. Krouwel
    • W. F. M. van der Laan
    • N. W. F. Kossen

    OriginalPaper Pages: 153 - 154

11. Meetings calendar

    Events Pages: 155 - 156