1. Comparison of mutant and parent strains of Clostridium acetobutylicum: butyrate uptake at different temperatures

   • B. K. Soni
   • M. K. Jain

   Article Pages: 261 - 267

2. A model for oxygen supply in fixed bed reactors with immobilized hybridoma cells

   • R. Pörtner
   • M. Koop

   Article Pages: 269 - 275

3. An ambient water loop system for USP purified water

   • B. H. Junker
   • M. Stanik
   • P. Salmon

   Article Pages: 277 - 286

4. Dynamics of yeast cell states during proliferation and non proliferation periods in a brewing reactor monitored by multidimensional flow cytometry

   • S. Müller
   • K. J. Hutter
   • W. Babel

   Article Pages: 287 - 293

5. The role of salvinia rotundifolia in scavenging aquatic Pb (II) pollution: a case study

   • G. Banerjee
   • S. Sarker

   Article Pages: 295 - 300

6. Adsorption-desorption of BSA to highly substituted dye-ligand adsorbent: quantitative study of the effect of ionic strength

   • L.-Z. He
   • Y.-R. Gan
   • Y. Sun

   Article Pages: 301 - 305

7. Studies on transfer processes in mixing vessels: power consumption of the modified Rushton turbine agitators in three-phase systems

   • R. V. Roman
   • R. Z. Tudose

   Article Pages: 307 - 316

8. Induction of trehalose in spores of the biocontrol agent Trichoderma harzianum

   • F. Pedreschi
   • J. M. Aguilera
   • R. San Martin

   Article Pages: 317 - 322

9. Identification of micro organisms in the biological slime layer of rotating biological contactors

   • R. Venkataraman
   • T. K. Ramanujam
   • S. Jagannath

   Article Pages: 323 - 327