Experimental Infection of Mice with Yersinia enterocolitica Serotype O9 by Oral and Parenteral Routes: Spreading and Enterotropism of Virulent Yersiniae Alfonso Ruiz-BravoEncarnacion MorenoMaria Jimenez-Valera Pages: 257 - 263
Distribution of the Rubredoxin Gene Among the Clostridium butyricum Species Philippe GérardJamal AmineHenri Petitdemange Pages: 264 - 267
Derivation of Extracellular Polysaccharide-Deficient Variants from a Serotype A Strain of Pasteurella multocida Franklin R. ChamplinCharles E. PattersonPhillip E. Ryals Pages: 268 - 272
Release of Outer Membrane Vesicles from Bordetella pertussis D. HozborM.E. RodriguezO. Yantorno Pages: 273 - 278
Selection of Vaginal H2O2-Generating Lactobacillus Species for Probiotic Use Virginia S. OcañaAída A. Pesce de Ruiz HolgadoMaría E. Nader-Macías Pages: 279 - 284
Transient Production of Formate During Chemolithotrophic Growth of Anaerobic Microorganisms on Hydrogen Verena PetersPeter H. JanssenRalf Conrad Pages: 285 - 289
The Saccharomyces cerevisiae Mevalonate Diphosphate Decarboxylase (Erg19p) Forms Homodimers In Vivo, and a Single Substitution in a Structurally Conserved Region Impairs Dimerization Hélène CordierChristian LacombeThierry Bergès Pages: 290 - 294
Two Fluorescent Markers Identify the Vacuolar System of Schizophyllum commune Amy L. Inselman,Allen C. GathmanWalt W. Lilly Pages: 295 - 299
Kinetic Behavior of Some Polyphosphate-Accumulating Bacteria Isolates in the Presence of Nitrate and Oxygen Mohamed MerzoukiNicolas BernetMohamed Benlemlih Pages: 300 - 308
News & Notes: Buchnera Plasmid-Associated trpEG Probably Originated from a Chromosomal Location Between hsIU and fpr Marta A. ClarkPaul BaumannNancy A. Moran Pages: 309 - 311