1. The value of electrophoretic fingerprinting and karyotyping in wine yeast breeding programmes

   • T. J. van der Westhuizen
   • I. S. Pretorius

   Research Article Pages: 249 - 257

2. Arginine and proline genes ofAspergillus niger

   • Klaas Swart
   • Alfons J. M. Debets
   • Cees J. Bos

   Research Article Pages: 259 - 264

3. The occurrence of disporousBacillus thuringiensis cells

   • George B. Chapman
   • AnnekeSlob-van Herk
   • José M. Eguía

   Research Article Pages: 265 - 268

4. Alterations in the cell wall ofSaccharomyces cerevisiae induced by the alpha sex factor or a mutation in the cell cycle

   • Silvia Díaz
   • Samuel Zínker
   • José Ruiz-Herrera

   Research Article Pages: 269 - 276

5. Botryozyma nematodophila gen. nov., spec. nov. (Candidaceae)

   • Maudy Th. Smith
   • C. Shann
   • G. W. van Eijk

   Research Article Pages: 277 - 284

6. Neotypification of the genusTrichosporon

   • E. Guého
   • G. S. de Hoog
   • M. Th. Smith

   Research Article Pages: 285 - 288

7. Contributions to a revision of the genusTrichosporon

   • E. Guého
   • M. Th. Smith
   • W. H. Batenburg van der Vegte

   Research Article Pages: 289 - 316

8. The flocculation of wine yeasts: biochemical and morphological characteristics inZygosaccharomyces — flocculation inZygosaccharomyces

   • Giovanna Suzzi
   • Patrizia Romano
   • Marzia Benevelli

   Research Article Pages: 317 - 322

9. Detection ofAspergillus andPenicillium extracellular polysaccharides (EPS) by ELISA: using antibodies raised against acid hydrolysed EPS

   • Henri J. Kamphuis
   • Gerhard A. De Ruiter
   • Servé H. W. Notermans

   Research Article Pages: 323 - 332

10. Plasmid-determined resistance to arsenic and antimony inPseudomonas aeruginosa

    • Carlos Cervantes
    • Jaime Chávez

    Research Article Pages: 333 - 337

11. Bacteriophage Ø105clz induces the GroEL-homologue protein inBacillus subtilis

    • Robin R. Staples
    • Brian S. Miller
    • Uldis N. Streips

    Short Communication Pages: 339 - 342