1. IUMS News International Union of Microbiological Societies Newsletter

   News Pages: i - iv

2. Management of the environment through biotechnology

   • R. M. Atlas

   Guest Editorial Pages: 493 - 494

3. Potential applications of viable, immobilized fungal cell systems

   • F. Federici

   Review Pages: 495 - 502

4. Effect of lignin-derived phenolic monomers on the growth of the edible mushrooms Lentinus edodes, Pleurotus sajor-caju and Volvariella volvacea

   • Y. J. Cai
   • J. A. Buswell
   • S. T. Chang

   Research Paper Pages: 503 - 507

5. Lipid content and fatty acid composition in N₂-fixing cyanobacterium Anabaena doliolum as affected by molybdenum deficiency

   • D. S. Rathore
   • A. Kumar
   • H. D. Kumar

   Research Paper Pages: 508 - 510

6. Arachidonic acid production by Mortierella alpina grown on solid substrates

   • S. Stred'anská
   • D. Slugeň
   • J. Grego

   Research Paper Pages: 511 - 513

7. Selection and evaluation of astaxanthin-overproducing mutants of Phaffia rhodozyma

   • P. S. Meyer
   • J. C. du Preez
   • S. G. Kilian

   Research Paper Pages: 514 - 520

8. Production of a potentially novel anti-microbial substance by Bacillus polymyxa

   • A. S. Rosado
   • L. Seldin

   Research Paper Pages: 521 - 528

9. Production of α-galactosidase by Monascus grown on soybean and sugarcane wastes

   • Y. L. Wong-Leung
   • W. F. Fong
   • W. L. Lam

   Research Paper Pages: 529 - 533

10. Strain selection for β-carotene production by Dunaliella

    • A. Markovits
    • M. P. Gianelli
    • S. Erazo

    Research Paper Pages: 534 - 537

11. Monokaryotization by protoplasting heterothallic species of edible mushrooms

    • Jiong Zhao
    • Shu-Ting Chang

    Research Paper Pages: 538 - 543

12. The role of fungal polysaccharidases in the hydrolysis of cell wall materials from sunflower and palm-kernel meals

    • E. -M. Düsterhöft
    • A. W. Bonte
    • A. G. J. Voragen

    Research Paper Pages: 544 - 554

13. Isolation and characterization of β-glucosidases from Aspergillus nidulans mutant USDB 1183

    • Y. K. Hoh
    • H. -H. Yeoh
    • T. K. Tan

    Research Paper Pages: 555 - 558

14. Glucose uptake by Cellulomonas fimi

    • S. Khanna

    Research Paper Pages: 559 - 561

15. Isolation and characterization of Pseudomonas aeruginosa mutants deficient in the utilization of the terpenoid citronellic acid

    • M. L. Hector
    • M. F. Murphy-Waldorf
    • A. A. Haggard

    Research Paper Pages: 562 - 565

16. Application of the polymerase chain reaction (PCR) to poliomyelitis surveillance through the analyses of sewage samples

    • E. Marques
    • E. E. Da Silva
    • M. T. Martins

    Research Paper Pages: 566 - 569

17. Identification of NRRL strain B-18602 (PR3) as Pseudomonas aeruginosa and effect of phenazine 1-carboxylic acid formation on 7,10-dihydroxy-8(E)-octadecenoic acid accumulation

    • C. T. Hou
    • L. K. Nakamura
    • M. O. Bagby

    Research Paper Pages: 570 - 573

18. Partial purification and properties of pectin lyase from Penicillium expansum

    • D. O. Silva
    • M. M. Attwood
    • D. W. Tempest

    Research Paper Pages: 574 - 578

19. Polyol concentrations in Aspergillus repens grown under salt stress

    • U. P. Kelavkar
    • H. S. Chhatpar

    Research Paper Pages: 579 - 582

20. Genetic recombination of homologous plasmids catalysed by cell-free extracts of topo-isomerase mutant strains of Saccharomyces cerevisiae

    • A. M. MacLeod
    • G. D. Ferroni
    • P. Unrau

    Research Paper Pages: 583 - 586

21. Protease production by Leuconostoc oenos strains isolated from wine

    • G. C. Rollán
    • M. E. Farías
    • M. C. Manca de Nadra

    Research Paper Pages: 587 - 589

22. Isolation, identification and growth conditions of photosynthetic bacteria found in seafood processing wastewater

    • P. Prasertsan
    • W. Choorit
    • S. Suwanno

    Research Paper Pages: 590 - 592

23. Optimization for growth of Rhodocyclus gelatinosus in seafood processing effluents

    • P. Prasertsan
    • W. Choorit
    • S. Suwanno

    Research Paper Pages: 593 - 596

24. Metabolism of benzalphthalide by Pseudomonas sp.

    • S. H. Ganji
    • C. S. Karigar
    • B. G. Pujar

    Short Communication Pages: 597 - 598

25. A synergism between oxalic acid and polygalacturonases in the depolymerization of potato tuber tissue

    • A. C. Amadioha

    Short Communication Pages: 599 - 600

26. Intraspecific protoplast fusion of amylase-producing strains of Candida fennica

    • V. R. Linardi
    • C. M. M. C. Carvalho
    • A. A. M. Dias

    Short Communication Pages: 601 - 602

27. Fermentation studies of stored cocoa beans

    • O. Abdul Samah
    • N. Ibrahim
    • M. I. Abdul Karim

    Short Communication Pages: 603 - 604

28. Decrease of growth and aflatoxin production in Aspergillus parasiticus caused by spices

    • F. Olojede
    • G. Engelhardt
    • G. O. Adegoke

    Short Communication Pages: 605 - 606

29. Biodegradation of 4-chlorobiphenyl by Micrococcus species

    • B. G. Bevinakatti
    • H. Z. Ninnekar

    Short Communication Pages: 607 - 608

30. Incidence of multiple antibiotic resistant Escherichia coli in the Bhavani River

    • A. A. M. Hatha
    • P. Gomathinayagam
    • P. Lakshmanaperumalsamy

    Short Communication Pages: 609 - 610

31. Meeting announcements

    Events Pages: 611 - 612