The inhibition of bactericidal activity of sera of newborn germ-free piglets to roughEscherichia coli by yeast mannan I. MilerJ. MilerováM. A. Leon OriginalPaper Pages: 1 - 8
Neutralization of bacterial viruses by antibodies of young animals P. Hájek OriginalPaper Pages: 9 - 16
The development of lymphoid and haemopoietic tissues in pig fetuses J. KrumlF. Kovář⫲I. Trebichavský OriginalPaper Pages: 17 - 22
Study of the reciprocal relationship of the exoantigens ofClostridium perfringens type A in the culture medium and the bacterial cells during cultivation G. F. ShemanovaV. I. GorshkovaK. L. Shakhanina OriginalPaper Pages: 23 - 33
Isolation of auxotrophic mutants ofAspergillus niger by ethylmethane sulphonate treatment M. MusílkováZ. Fencl OriginalPaper Pages: 34 - 39
The induction of mutants in a non-acid-fast strain ofMycobacterium phlei with nitrous acid J. KoníčekI. Málek OriginalPaper Pages: 48 - 53
Periodic changes of β-galactosidase inEscherichia coli B in the chemostat B. SikytaV. VojtíšekJ. Slezák Brief Reports Pages: 59 - 61
Application of enzymic complex fromPenicillium purpurogenum for the release of protoplasts from yeast-cells M. MusílkováZ. Fencl Brief Reports Pages: 62 - 63