1. Taxonomic studies on some cram negative polarly flagellated “hydrogen bacteria” and related species

   • Diana Halaus Davis
   • R. Y. Stanier
   • Manley Mandel

   OriginalPaper Pages: 1 - 13

2. Ultrastructure ofDebaryomyces hansenii

   • Kerstin Gezelius
   • Birgitta Norkrans

   OriginalPaper Pages: 14 - 25

3. Intermediary metabolism of carbon compounds by nitrifying bacteria

   • W. Wallace
   • S. E. Knowles
   • D. J. D. Nicholas

   OriginalPaper Pages: 26 - 42

4. Isolation and chemical characterization of gas-vacuole membranes fromMicrocystis aeruginosa Kuetz. emend. Elenkin

   • Daniel D. Jones
   • Michael Jost

   OriginalPaper Pages: 43 - 64

5. New data on the toxic and radioprotective effect of cysteine onEscherichia coli 15 T^- cells

   • Z. Nagy
   • P. Kovács
   • F. Hernádi

   OriginalPaper Pages: 65 - 71

6. Observations on chytridiaceous parasites of phanerogams

   • F. K. Sparrow
   • R. M. Johns

   OriginalPaper Pages: 72 - 81

7. Major paraffin constituents of microbial cells with particular references toChromatium sp.

   • J. G. Jones
   • B. V. Young

   OriginalPaper Pages: 82 - 88