1. Utilisation of calcium and magnesium and production of acids byRhizobium spp. from some cultivated legumes

   • K. G. Gupta

   OriginalPaper Pages: 413 - 416

2. The induction of pigmentation change in a non-acid-fast strain ofMycobacterium phlei by ultraviolet radiation

   • J. Koníček
   • I. Málek

   OriginalPaper Pages: 417 - 421

3. Formation of recombinants inEscherichia coli and a gene controlling the expression of a donor marker

   • J. Hubáček
   • J. Janeček

   OriginalPaper Pages: 422 - 431

4. Specific factor inducing cell division of the algaChlorella pyrenoidosa and of the yeastCandida utilis

   • D. Vraná
   • Fencl

   OriginalPaper Pages: 432 - 440

5. Growth ofEscherichia coli B in a continuous culture under limitation by inorganic phosphate

   • J. Slezák
   • B. Sikyta

   OriginalPaper Pages: 441 - 446

6. Genuscandida berkhout

   • M. Pokorná
   • A. Kocková-Kratochvílová
   • L. Hronská

   OriginalPaper Pages: 447 - 457

7. The parasitism of the mouldPenicillium purpurogenum onAspergillus niger

   • J. Leopold
   • O. Seichertová

   OriginalPaper Pages: 458 - 465

8. The parasitism of the mouldPenicillium purpurogenum onAspergillus niger

   • O. Seichertová
   • J. Leopold

   OriginalPaper Pages: 466 - 469

9. Study of systemic fever reaction of the delayed type hypersensitivity

   • A. Castrová
   • J. Pekárek
   • J. Johanovský

   OriginalPaper Pages: 470 - 476

10. The pyrogenic effect of scarlet fever toxin

    • V. Hříbalová
    • V. Schuh

    OriginalPaper Pages: 477 - 488

11. Ergot alkaloids

    • J. Majer
    • J. Kybal
    • I. Komersová

    Brief Reports Pages: 489 - 491

12. On the problem of a common receptor of colicin M and T1 and T5 bacteriophages

    • J. Šmarda

    Brief Reports Pages: 492 - 493