1. IUMS News International Union of Microbiological Societies Newletter

   • Heinz Zeichhardt

   News Pages: i - iv

2. The biotechnological route to self-reliant development

   • E. DaSilva

   Guest Editorial Pages: 239 - 241

3. Announcement

   Announcement Pages: 242 - 242

4. Biotechnology and sustainable development in sub-Saharan Africa

   • N. Okafor

   Review Pages: 243 - 248

5. Effect of divalent cations on succinate transport in Rhizobium tropici, R. leguminosarum bv phaseoli and R. loti

   • S. Batista
   • S. Castro
   • G. Martínez-Drets

   Research Pages: 249 - 255

6. Purification and some properties of endopolygalacturonase from Rhizopus sp. LKN

   • F. B. Elegado
   • Y. Fujio

   Research Pages: 256 - 259

7. Thermostable extracellular protease of Bacillus stearothermophilus: factors affecting its production

   • N. A. Razak
   • M. Y. A. Samad
   • A. B. Salleh

   Research Pages: 260 - 263

8. Medium optimization for the production of glucose isomerase from thermophilic Streptomyces thermonitrificans

   • S. S. Deshmukh
   • M. V. Deshpande
   • V. Shankar

   Research Pages: 264 - 267

9. Processing and characteristics of soybean-fortified gari

   • M. O. Sanni
   • A. O. Sobamiwa

   Research Pages: 268 - 270

10. Influence of carbohydrates and polyols on l-lactic acid production and fatty acid formation by Rhizopus arrhizus

    • M. Rosenberg
    • Ľ. Krištofíková
    • E. Šturdík

    Research Pages: 271 - 274

11. The sourdough microflora. Interactions between lactic acid bacteria and yeasts: metabolism of amino acids

    • M. Gobbetti
    • A. Corsetti
    • J. Rossi

    Research Pages: 275 - 279

12. Culture conditions for enhanced cellulase production by a native strain of Penicillium purpurogenum

    • J. Steiner
    • C. Socha
    • J. Eyzaguirre

    Research Pages: 280 - 284

13. l-glutamate transport in Lactobacillus helveticus

    • G. S. de Giori
    • G. F. de Valdez

    Research Pages: 285 - 289

14. Amsonia spp. as potential fuel crops for arid lands

    • H. Punnapayak
    • J. J. Hoffmann

    Research Pages: 290 - 292

15. Production and characterization of a xylanase from Cyathus stercoreus

    • A. Saxena
    • R. C. Kuhad
    • R. Gupta

    Research Pages: 293 - 295

16. Cyanobacteria in rice soils

    • Z. U. M. Khan
    • Z. N. Tahmida Begum
    • M. Z. Hossain

    Research Pages: 296 - 298

17. Isolation of a symbiotic cyanobacterium, Nostoc cycadae, and its nitrogen metabolism

    • V. Singh
    • M. R. Goyle
    • E. R. S. Talpasayi

    Research Pages: 299 - 302

18. Role of calcium in the inhibition of nitrogenase activity by Methylparathion and Benthiocarb in the cyanobacterium Nostoc muscorum

    • A. K. Bhunia
    • N. K. Basu
    • S. K. Banerjee

    Research Pages: 303 - 307

19. Effect of shock-loading of heavy metals on total organic carbon and phosphate removal in an anaerobic-aerobic activated sludge process

    • Y. P. Ting
    • H. Imai
    • S. Kinoshita

    Research Pages: 308 - 312

20. Stimulation of environmentally controlled mushroom composting by polysaccharidases

    • J.-M. Savoie
    • S. Libmond

    Research Pages: 313 - 319

21. Protease production by Rhizopus oligosporus in solid-state fermentation

    • L. Ikasari
    • D. A. Mitchell

    Research Pages: 320 - 324

22. Decrease of the hydraulic conductivity of sand columns by Methanosarcina barkeri

    • D. Sanchez de Lozada
    • P. Vandevivere
    • S. Zinder

    Research Pages: 325 - 333

23. Pentachlorophenol degradation by Pseudomonas aeruginosa

    • A. Premalatha
    • G. Suseela Rajakumar

    Research Pages: 334 - 337

24. Bioactive compound production by thermophilic and thermotolerant cyanobacteria (blue-green algae)

    • S. A. Fish
    • G. A. Codd

    Research Pages: 338 - 341

25. Partial purification and properties of extracellular chitinase produced by Acremonium obclavatum, an antagonist to the groundnut rust, Puccinia arachidis

    • K. R. Gunaratna
    • R. Balasubramanian

    Research Pages: 342 - 345

26. A simple procedure to obtain plasmids suitable for transfecting mammalian cell lines

    • L. López-Cánovas
    • M. Rodríguez
    • A. M. Riverón Rojas

    Short Communication Pages: 346 - 347

27. Glucoamylase production by Aspergillus niger on rice bran is improved by adding nitrogen sources

    • A. Pandey
    • P. Selvakumar
    • L. Ashakumary

    Short Communication Pages: 348 - 349

28. Inhibition of methanogens by n- and iso-volatile fatty acids

    • S. R. Hajarnis
    • D. R. Ranade

    Short Communication Pages: 350 - 351

29. Changes in cell morphology and polyamine composition during growth of Campylobacter jejuni

    • S. Suzuki
    • Y. Horikoshi
    • K. Takama

    Short Communication Pages: 352 - 353

30. Effect of inulin on yeast inulinase production in sauerkraut brine

    • M. A. Ku
    • Y. D. Hang

    Short Communication Pages: 354 - 355

31. Extracellular protease from Bacillus coagulans, a psychrotrophic, Antarctic bacterium

    • M. Sai Ram
    • L. Singh
    • M. K. Aggarwal

    Short Communication Pages: 356 - 357

32. Occurrence of killer yeasts in Argentine wineries

    • F. Vazquez
    • M. E. Toro

    Short Communication Pages: 358 - 359

33. Involvement of the siderophore of cowpea Rhizobium in the iron nutrition of the peanut

    • R. S. Jadhav
    • N. V. Thaker
    • A. Desai

    Short Communication Pages: 360 - 361

34. Meeting announcements

    Events Pages: 362 - 363