1. IUMS news

   News Pages: i - iv

2. Biotechnology in a small country—an irish perspective

   • R. O'Kennedy

   Guest Editorial Pages: 137 - 138

3. Immobilization of milk-clotting proteases

   • S. K. Garg
   • B. N. Johri

   Review Pages: 139 - 144

4. Bridging the gap between research and applications in the Third World

   • R. A. Zilinskas

   Review Pages: 145 - 152

5. Selection of a mutant strain of Lipomyces kononenkoae with dextranase synthesis resistant to catabolite repression

   • O. N. Zinchenko
   • O. V. Krivosheeva
   • A. G. Lobanok

   Research Paper Pages: 153 - 155

6. Algae in mosquito breeding sites and the effectiveness of the mosquito larvicide Bacillus thuringiensis H-14

   • A. Abdel-Hameed
   • J. Kiviranta
   • G. Carlberg

   Research Paper Pages: 156 - 159

7. Effect of carbon monoxide on metabolism and ultrastructure of carboxydobacteria

   • T. G. Volova
   • O. A. Guseinov
   • A. A. Puzyr

   Research Paper Pages: 160 - 163

8. Hydrolysis of wheat bran, rice bran and jute powder by immobilized enzymes from Macrophomina phaseolina

   • P. K. Roy
   • U. Roy
   • V. C. Vora

   Research Paper Pages: 164 - 167

9. Isolation of adenylate cyclase mutants from Rhizobium meliloti deficient in nodulation

   • G. M. Bianchini
   • V. C. Carricarte
   • C. Sanchez-Rivas

   Research Paper Pages: 168 - 173

10. Anaerobic fermentation of sheep droppings for biogas production

    • S. S. Kanwar
    • A. K. Kalia

    Research Paper Pages: 174 - 175

11. Fermentation of brined turnip roots using Lactobacillus plantarum and Leuconostoc mesenteroides starter cultures

    • M. I. Yamani

    Research Paper Pages: 176 - 179

12. Heat sensitivity of mercuric ion and organomercurial degrading enzymes of aquatic, mercury-resistant bacteria

    • K. Pahan
    • S. Ray
    • A. Mandal

    Research Paper Pages: 180 - 183

13. Studies on the mercury volatilizing enzymes in nitrogen-fixing Beijerinckia mobilis

    • S. Ray
    • K. Pahan
    • A. Mandal

    Research Paper Pages: 184 - 186

14. Rapid growth of a thermotolerant yeast on palm oil

    • C. Lee
    • T. Yamakawa
    • T. Kodama

    Research Paper Pages: 187 - 190

15. Host genotype dependency and growth enhancing ability of VA-mycorrhizal fungi for Eleusine coracana (finger millet)

    • L. Tewari
    • B. N. Johri
    • S. M. Tandon

    Research Paper Pages: 191 - 195

16. Influence of culture density, pH, organic acids and divalent cations on the removal of nutrients and metals by immobilized Anabaena doliolum and Chlorella vulgaris

    • N. Mallick
    • L. C. Rai

    Research Paper Pages: 196 - 201

17. Methanol utilization by a strain of Aspergillus niger: influence on the synthesis and activity of pectinases

    • M. C. Maldonado
    • A. M. Strasser de Saad
    • D. A. S. Callieri

    Research Paper Pages: 202 - 204

18. Optimization of medium for extracellular nuclease formation from Rhizopus stolonifer

    • P. S. Apte
    • M. V. Deshpande
    • V. Shankar

    Research Paper Pages: 205 - 209

19. Enzyme activities and substrate degradation during white rot fungi growth on sugar-cane straw in a solid state fermentation

    • G. M. Ortega
    • E. O. Martinez
    • M. A. Otero

    Research Paper Pages: 210 - 212

20. Evaluation of different alkali treatments of bagasse pith for cultivation of Cellulomonas sp.

    • H. Rodríguez
    • R. Alvarez
    • A. Enríquez

    Research Paper Pages: 213 - 215

21. Properties of Aspergillus japonicus β-fructofuranosidase immobilized on porous silica

    • S. Hayashi
    • K. Matsuzaki
    • K. Imada

    Research Paper Pages: 216 - 220

22. Production of alkaline xylanase by a newly isolated alkaliphilic Bacillus sp. strain 41M-1

    • S. Nakamura
    • K. Wakabayashi
    • K. Horikoshi

    Research Paper Pages: 221 - 224

23. Production of pectin lyase by Penicillium griseoroseum as a function of the inoculum and culture conditions

    • M. H. N. Brumano
    • J. L. C. Coelho
    • D. O. Silva

    Research Paper Pages: 225 - 228

24. Bamboo as a support material in anaerobic reactors

    • W. P. Tritt
    • F. Zadrazil
    • S. Schwarz

    Research Paper Pages: 229 - 232

25. Biosynthesis of penicillin V acylase by Fusarium sp.: effect of culture conditions

    • V. K. Sudhakaran
    • J. G. Shewale

    Research Paper Pages: 233 - 239

26. Regulatory mutations affecting the synthesis of pectate lyase in Xanthomonas campestris

    • B. E. Boboye
    • O. O. Shonukan

    Research Paper Pages: 240 - 242

27. Preservation of immobilized bacterial cell-matrix by drying for direct use in microbial sensors

    • K. A. Malik
    • B. Beyersdorf-Radeck
    • R. D. Schmid

    Research Paper Pages: 243 - 247

28. Development of medium components for the production of glucosyl-transferring enzyme by Aureobasidium

    • S. Hayashi
    • T. Hinotani
    • K. Imada

    Research Paper Pages: 248 - 250

29. Saccharification of native and degraded cotton cellulose and commercial microcrystalline cellulose by Trichoderma viride cellobiohydrolase I

    • M. Finetti
    • M. Daz
    • M. Marx-Figini

    Research Paper Pages: 251 - 254

30. Microbial leaching of lateritic nickel ore

    • L. B. Sukla
    • V. V. Panchanadikar
    • R. N. Kar

    Research Paper Pages: 255 - 257

31. Protein enrichment of sweet potato residue by solid-state cultivation with mono- and co-cultures of amylolytic fungi

    • S.-S. Yang
    • H.-D. Jang
    • J. C. du Preez

    Research Paper Pages: 258 - 264

32. Batch ethanol fermentation of molasses: a correlation between the time necessary to complete the fermentation and the initial concentrations of sugar and yeast cells

    • W. Borzani
    • A. Gerab
    • R. Piplovic

    Research Paper Pages: 265 - 268

33. Sources of microorganisms in pozol, a traditional Mexican fermented maize dough

    • C. Wacher
    • A. Cañas
    • J. D. Owens

    Research Paper Pages: 269 - 274

34. Biological removal of inorganic Hg(II) as gaseous elemental Hg(0) by continuous culture of a Hg-resistant Pseudomonas putida strain FB-1

    • F. Baldi
    • F. Parati
    • V. Tandoi

    Research Paper Pages: 275 - 279

35. Precipitation of copper using Desulfovibrio sp.

    • V. V. Panchanadikar
    • R. N. Kar

    Short Communication Pages: 280 - 281

36. Bacteriological conditions of a Jamaican chicken hatchery

    • C. L. Andre Gordon
    • M. H. Ahmad

    Technical Communication Pages: 282 - 286

37. Meeting announcements

    Announcement Pages: 287 - 288