1. Removal of RNA during protein concentration by means of enzyme membrane

   • Magdalena Rucka
   • Bozena Turkiewicz

   OriginalPaper Pages: 119 - 127

2. Properties of pectinesterase immobilized on glycophase-coated controlled-pore glass

   • F. Borrego
   • M. Tari
   • J. L. Iborra

   OriginalPaper Pages: 129 - 140

3. Industrial production of L-2-amino-4-phenylbutyric acid from 2-oxo-4-phenylbutyric acid by paracoccus denitrificans containing aminotransferase activity

   • Masaru Senuma
   • Katsuhiko Nakamichi
   • Tetsuya Tosa

   OriginalPaper Pages: 141 - 150

4. Immunization procedures forE. coli proteins

   • Vincent R. Anicetti
   • Martin A. Simonetti
   • Anthony B. Chen

   OriginalPaper Pages: 151 - 168

5. D-lactate dehydrogenase

   • Ethan S. Simon
   • Raymond Plante
   • George M. Whitesides

   OriginalPaper Pages: 169 - 179

6. Pollution potential reduction of cheese whey through yeast fermentation

   • A. E. Ghaly
   • R. K. Singh

   OriginalPaper Pages: 181 - 203

7. DNase activity ofMicrococcal endonuclease insolubilized on corn cob

   • José M. Sánchez-Montero
   • JOSé V. Slnisterra
   • Antonio Ballesteros

   OriginalPaper Pages: 205 - 214

8. Book reviews

   • Bruce A. Woodson
   • Dawn R. Orton
   • Venetka Agayn

   BookReview Pages: 215 - 221

9. Announcements

   Announcement Pages: 222 - 222