1. Influence of agitation rate on growth and ribonuclease production by free and immobilizedAspergillus clavatus cells

   • R. J. Manolov

   OriginalPaper Pages: 157 - 167

2. Degradation of ²-O-4 lignin model and related compounds by the ascomyceteChrysonilia sitophila (TFB 27441 strain)

   • Raquel F. P. Nogueira
   • Ronaldo A. Pilli
   • Nelson durÁn

   OriginalPaper Pages: 169 - 176

3. New tetrazole-1-acetic acid esters for enzymatic synthesis of cefazolin

   • M. Kostadinov
   • A. Nikolov
   • N. Petkov

   OriginalPaper Pages: 177 - 182

4. Isolation ofTrypanosoma cruzi from blood by histopaque and continuous percoll gradient centrifugations

   • Y. M. Gomes
   • A. B. Carvalho
   • L. Monjour

   OriginalPaper Pages: 183 - 192

5. Purification and general biochemical properties of thermostable pullulanase fromBacillus stearothermophilus G-82

   • M. S. Kambourova
   • E. I. Emanuilova

   OriginalPaper Pages: 193 - 203

6. Unorthodox intrasubunit interactions in the cellulosome ofClostridium thermocellum

   • Ely Morag
   • Edward A. Bayer
   • Raphael Lamed

   OriginalPaper Pages: 205 - 217

7. Effect of pH control on the growth and survival ofKluveromyces fragilis in cheese whey under aerobic condition

   • A. E. Ghaly
   • R. M. Ben-Hassan
   • M. H. Mansocir

   OriginalPaper Pages: 219 - 235