1. Galactose-regulated expression of hepatitis B surface antigen by a recombinant yeast

   • Christine E. Carty
   • Patricia Tekamp-Olson
   • Robert Z. Maigetter

   OriginalPaper Pages: 301 - 306

2. Cultivation and properties of ice-nucleation active bacteriaPseudomonas syringae CCM 4073

   • B. Sikyta
   • H. Hegerová
   • V. Petera

   OriginalPaper Pages: 307 - 312

3. Itaconic acid production by immobilizedAspergillus terreus on sucrose medium

   • H. Kautola
   • N. Vassilev
   • Y. -Y. Linko

   OriginalPaper Pages: 313 - 318

4. Biotransformation of progesterone to 11-α-hydroxyprogesterone by different morphological forms ofRhizopus arrhizus

   • M. Morrin
   • O. P. Ward

   OriginalPaper Pages: 319 - 324

5. 12β-Hydroxylation of digitoxin by Digitalis lanata cells. Production of deacetyllanatoside C in a 20-litre airlift bioreactor

   • Wolfgang Kreis
   • Weihua Zhu
   • Ernst Reinhard

   OriginalPaper Pages: 325 - 330

6. Effect of temperature on the microbiological leaching of sulfide ore material in percolators containing chalcopyrite, pentlandite, sphalerite and pyrrhotite as main minerals

   • Lasse Ahonen
   • Olli H. Tuovinen

   OriginalPaper Pages: 331 - 336

7. Starter culture production in fluidized bed reactor with a flocculent strain ofL. plantarum

   • M. T. O. Barreto
   • E. P. Melo
   • M. J. T. Carrondo

   OriginalPaper Pages: 337 - 342

8. Pectic enzymes production in solid-state fermentation using citrus pulp pellets byTalaromyces flavus,Tubercularia vulgaris andPenicillium charlessi

   • Valeria Siessere
   • Suraia Said

   BriefCommunication Pages: 343 - 344

9. Detection and partial purification of two lipases fromCandida rugosa

   • Kannappan Veeraragavan
   • Bernard F. Gibbs

   OriginalPaper Pages: 345 - 348

10. Stabilization of cetyltrimethylammonium bromide permeabilized yeast whole cell lactase

    • M. S. Joshi
    • N. Bachhawat
    • S. G. Bhat

    OriginalPaper Pages: 349 - 352

11. The D-xylose fermenting capacities of immobilizedPichia stipitis andPachysolen tannophilus

    • Núñez Ma J.
    • Sanroman A.
    • Lema J. M.

    OriginalPaper Pages: 353 - 358

12. Top and bottom yeasts together accelerate ethanol production in molasses fermentation

    • S. G. Patil
    • B. G. Patil

    OriginalPaper Pages: 359 - 364

13. Inhibition of the anaerobic acetate degradation by formate

    • Guyot J. P.
    • F. Ramlrez

    OriginalPaper Pages: 365 - 368

14. Anaerobic digestion of a petrochemical effluent using an anaerobic hybrid digester

    • M. T. Augoustinos
    • T. J. Britz
    • R. P. Tracey

    OriginalPaper Pages: 369 - 374

15. Erratum

    • M. V. Pampulha
    • V. Loureiro

    Erratum Pages: 375 - 375