1. Molecular and Regulatory Properties of the Nitrate Reducing Systems of Rhodobacter

   • F. Castillo
   • M.M. Dobao
   • M. Martínez-Luque

   Pages: 341 - 346

2. Characterization and Genetic Mapping of Phosphoglucoisomerase Mutations in Mannitol-Negative Mutants of Pseudomonas aeruginosa

   • J.E. Calligeros
   • H. Matsumoto
   • J.E. Gates

   Pages: 347 - 351

3. Molecular Characterization of Mycobacterium avium Complex Isolates from Caribbean Patients by DT1/DT6-PCR, Nonradioactive Southern Hybridization, and the Accuprobe System

   • Christophe Sola
   • Anne Devallois
   • Nalin Rastogi

   Pages: 352 - 358

4. Effects of Some Calcium-Related Agents on the Protoplast Transfection of Lactobacillus casei with Phage PL-1 DNA

   • Yukari Kakita
   • Yukihiko Nakashima
   • Kenji Watanabe

   Pages: 359 - 363

5. Keratinolytic Activity of Aspergillus fumigatus Fresenius

   • Regina M.D.B. Santos
   • Alexandre A.P. Firmino
   • Carlos R. Felix

   Pages: 364 - 370

6. Roles of Exopolysaccharides and Lipopolysaccharides in the Adsorption of the Siphovirus Phage NM8 to Rhizobium meliloti M11S Cells

   • Claude Defives
   • Michel Werquin
   • Jean Pierre Hornez

   Pages: 371 - 376

7. UV and Ethyl Methanesulfonate Effects in Hyperthermophilic Archaea and Isolation of Auxotrophic Mutants of Pyrococcus Strains

   • Laurent Watrin
   • Daniel Prieur

   Pages: 377 - 382

8. Role of Colanic Acid Polysaccharide in Serum Resistance In Vivo and in Adherence

   • Arleen J. Lopez-Torres
   • Valerie Stout

   Pages: 383 - 389

9. News & Notes: Comparison of Fungal Ornithine Decarboxylases

   • Juan C. Torres-Guzman
   • Beatriz Xoconostle-Cazares
   • Jose Ruiz-Herrera

   Pages: 390 - 392