1. Evidence for a particular mode of transcription in globular loops of lampbrush chromosomes of the newt Pleurodeles waltlii

   • M. Penrad-Mobayed
   • M. L. Bonnanfant-Jaïs
   • N. Angelier

   OriginalPaper Pages: 319 - 328

2. Selective repression of RNA polymerase II by Microinjected phosvitin

   • Endre Egyházi
   • Andrew Pigon

   OriginalPaper Pages: 329 - 336

3. Alterations to the microtubular cytoskeleton and increased disorder of chromosome alignment in spontaneously ovulated mouse oocytes aged in vivo: an immunofluorescence study

   • U. Eichenlaub-Ritter
   • A. C. Chandley
   • R. G. Gosden

   OriginalPaper Pages: 337 - 345

4. Species-specific non-expression of ribosomal RNA genes in a mammalian hybrid, the mule

   • Ewald Kopp
   • Burkhard Mayr
   • Walter Schleger

   OriginalPaper Pages: 346 - 352

5. A protein of M_r 80,000 is associated with the nucleolus organizer of human cell lines

   • Jean -Claude Courvalin
   • Daniele Hernandez-Verdun
   • Michel Bornens

   OriginalPaper Pages: 353 - 361

6. Direct visualization of the sites of DNA methylation in human, and mosquito chromosomes

   • Néstor O. Bianchi
   • Lidia Vidal-Rioja
   • James E. Cleaver

   OriginalPaper Pages: 362 - 366

7. Evolution of Y chromosomal lampbrush loop DNA sequences of Drosophila

   • Peter Vogt
   • Wolfgang Hennig
   • Pieter Verbost

   OriginalPaper Pages: 367 - 376

8. Cytogenetics of the European plethodontid salamanders of the genus Hydromantes (Amphibia, Urodela)

   • Irma Nardi
   • Stefania De Lucchini
   • Francesca Andronico

   OriginalPaper Pages: 377 - 388

9. Differential inhibition of sister chromatid condensation induced by 5-azadeoxycytidine in human chromosomes

   • T. Haaf
   • G. Ott
   • M. Schmid

   OriginalPaper Pages: 389 - 394

10. A structural basis for R- and T-banding: a scanning electron microscopy study

    • Elspeth M. Jack
    • Christine J. Harrison
    • Rodney Harris

    OriginalPaper Pages: 395 - 402

11. The ultrastructural morphology of native salivary gland chromosomes of Drosophila melanogaster: The band-interband question

    • M. R. Mott
    • R. J. Hill

    OriginalPaper Pages: 403 - 411

12. Relationship between the arrangement of microtubules and chromosome behaviour of syntelic autosomal univalents during prometaphase in crane fly spermatocytes

    • Walter Steffen

    OriginalPaper Pages: 412 - 418

13. The distribution of intermicrotubular bridges in meiotic spindles of the crane fly

    • Martin Bastmeyer
    • Harald Fuge

    OriginalPaper Pages: 419 - 424