1. Ultrastructural changes of the fission yeast (Schizosaccharomyces pombe) during ascospore formation

   • B. Y. Yoo
   • G. B. Calleja
   • B. F. Johnson

   OriginalPaper Pages: 1 - 10

2. Protease inhibitors from Streptomyces violascens

   • N. T. L. Torstensson

   OriginalPaper Pages: 11 - 18

3. Modifications pigmentaires et ultrastructurales chez la diatomée Detonula sp. cultivée en lumière rouge

   • Henri J. Jupin

   OriginalPaper Pages: 19 - 27

4. Cell surface hydrophobicity and the orientation of certain bacteria at interfaces

   • K. C. Marshall
   • R. H. Cruickshank

   OriginalPaper Pages: 29 - 40

5. A bacteriolytic enzyme from Chaetomium globosum, a marine-isolate

   • Akira Imada
   • Kazuo Nakahama
   • Masao Isono

   OriginalPaper Pages: 41 - 54

6. Fine-structural studies on the infection of Vicia faba L. with Botrytis fabae Sard

   • A. -A. H. Abu-Zinada
   • A. Cobb
   • D. Boulter

   OriginalPaper Pages: 55 - 66

7. The influence of carbon dioxide on morphogenesis in Penicillium isariiforme

   • W. D. J. Graafmans

   OriginalPaper Pages: 67 - 76

8. Study of the extracellular polysaccharides produced by a blue-green alga, Anabaena flos-aquae A-37

   • W. S. Wang
   • R. G. Tischer

   OriginalPaper Pages: 77 - 81

9. Das Vorkommen von Bacteriochlorophyll a_P und a_Gg in Stämmen aller Arten der Rhodospirillaceae

   • Alfred Künzler
   • Norbert Pfennig

   Kurze Mitteilungen Pages: 83 - 86

10. Co-metabolism as a factor in microbial degradation of cycloparaffinic hydrocarbons

    • H. W. Beam
    • J. J. Perry

    Short Communications Pages: 87 - 90