A killer factor produced by the cellular slime mold Polysphondylium pallidum Akiko MizutaniHiromitsu HagiwaraKaichiro Yanagisawa Original Papers Pages: 413 - 416
Nitrogen fixation activity of a filamentous, nonheterocystous cyanobacterium in the presence and absence of exogenous, organic substrates Jamesina A. SmokerSusan R. Barnum Original Papers Pages: 417 - 421
Mobilifilum chasei: Morphology and ecology of a spirochete from an intertidal stratified microbial mat community Lynn MargulisGregory HinkleRicardo Guerrero Original Papers Pages: 422 - 427
Control of photosynthesis during nitrogen depletion and recovery in a non-nitrogen-fixing cyanobacterium Mary Mennes AllenAmy LawE. Hilary Evans Original Papers Pages: 428 - 431
Search for polythionates in cultures of Chromatium vinosum after sulfide incubation Ralf SteudelGabriele HoldtHans van Gemerden Original Papers Pages: 432 - 437
Initial steps of phloroglucinol metabolism in Penicillium simplicissimum T. R. PatelN. HameedA. M. Martin Original Papers Pages: 438 - 443
Isolation of lipid activated pseudomurein precursors from Methanobacterium thermoautotrophicum Evamarie HartmannHelmut König Original Papers Pages: 444 - 447
How does l-glutamate transport relate to selection of mixed nitrogen sources in Rhizobium leguminosarum biovar trifolii MNF1000 and cowpea Rhizobium MNF2030? H. N. JinA. R. GlennM. J. Dilworth Original Papers Pages: 448 - 454
4-aminobutyrate is not available to bacteroids of cowpea Rhizobium MNF2030 in snake bean nodules H. N. JinM. J. DilworthA. R. Glenn Original Papers Pages: 455 - 462
Properties of Bacillus acidocaldarius mutants deficient in ω-cyclohexyl fatty acid biosynthesis W. KrischkeK. Poralla Original Papers Pages: 463 - 469
Competition for ethanol between sulfate-reducing and fermenting bacteria Regine SzewzykNorbert Pfennig Original Papers Pages: 470 - 477
Quantification of multiple-substrate controlled growth-simultaneous ammonium and glucose limitation in chemostat cultures of Klebsiella pneumoniae Michiel RutgersPeter A. BalkKarel van Dam Original Papers Pages: 478 - 484
Proliferation and metabolic significance of peroxisomes in Candida boidinii during growth on d-alanine or oleic acid as the sole carbon source G. J. SulterH. R. WaterhamM. Veenhuis Original Papers Pages: 485 - 489
Permeability properties of peroxisomal membranes from yeasts A. C. DoumaM. VeenhuisW. Harder Original Papers Pages: 490 - 495
Functional integration of Methanobacterium formicicum into the anaerobic ciliate Trimyema compressum S. WagenerC. F. BardeleN. Pfennig Original Papers Pages: 496 - 501
The role of magnesium and calcium ions in the glucose dehydrogenase activity of Klebsiella pneumoniae NCTC 418 Ed T. BuurmanJosé L. BoiardiOense M. Neijssel Original Papers Pages: 502 - 505
Oxidation of glycerol, lactate, and propionate by Propionibacterium freudenreichii in a poised-potential amperometric culture system Rainer EmdeBernhard Schink Original Papers Pages: 506 - 512
Growth of catalase A and catalase T deficient mutant strains of Saccharomyces cerevisiae on ethanol and oleic acid Ida J. van der KleiJoanna RytkaMarten Veenhuis Original Papers Pages: 513 - 517
Ferredoxin from Selenomonas ruminantium Tomas A. MichelJoan M. Macy Short Communication Pages: 518 - 520