Professor Dr Johanna Westerdijk 1917–1942 Marie P. Löhnis OriginalPaper 01 December 1942 Pages: 1 - 9
The cultivation of filterable viruses in vitro P. H. H. de Bruyn OriginalPaper 01 December 1942 Pages: 19 - 31
Are the toxic properties of a staphylococcal filtrate manifestations of one or more constituents? W. Aeg Timmerman OriginalPaper 01 December 1942 Pages: 41 - 47
The electrophoretic behaviour ofBacterium typhosum in relation to the changes of the antigenic structure observed in the smooth-rough variation W. A. L. DekkerC. van der MeerR. Th. Scholtens OriginalPaper 01 December 1942 Pages: 53 - 70
Some observations on the metabolism of bacteria oxidizing molecular hydrogen A. J. KluyverA. Manten OriginalPaper 01 December 1942 Pages: 71 - 85
On the action of sulfanilamide K. C. WinklerH. W. Julius OriginalPaper 01 December 1942 Pages: 86 - 96
Beschreibung Einiger Neuer Pilzarten aus dem Centraalbureau Voor Schimmelcultures, Baarn (Nederland) F. H. van Beyma thoe Kingma OriginalPaper 01 December 1942 Pages: 105 - 122
Molybdenum as a growth factor ofAzotobacter chroococcum S. J. BuremaK. T. Wieringa OriginalPaper 01 December 1942 Pages: 123 - 133
Salmonella antigens inBacterium coli and paragglutination J. H. BekkerH. H. Vink OriginalPaper 01 December 1942 Pages: 134 - 138
On the action of sulfanilamide H. W. JuliusK. C. Winkler OriginalPaper 01 December 1942 Pages: 139 - 154
Some observations on the utilization of organic compounds by purple sulphur bacteria E. C. WassinkA. Manten OriginalPaper 01 December 1942 Pages: 155 - 163
The isolation ofChromatium Okenii and its behaviour in different media A. Manten OriginalPaper 01 December 1942 Pages: 164 - 168