1. Banding patterns in newt chromosomes by the giemsa stain

   • Irma Nardi
   • Matilde Ragghianti
   • Giorgio Mancino

   OriginalPaper Pages: 321 - 331

2. High resolution studies on the pattern of induced exchanges in the human karyotype

   • Marina Seabright

   OriginalPaper Pages: 333 - 346

3. In situ localization and characterization of different classes of chromosomal DNA: acridine orange and quinacrine mustard fluorescence

   • Albert de la Chapelle
   • Jim Schröder
   • Ritva -Kajsa Selander

   OriginalPaper Pages: 347 - 360

4. Dosage compensation in Drosophila melanogaster triploids

   • Gustavo Maroni
   • Walter Plaut

   OriginalPaper Pages: 361 - 377

5. Specific repression of a puff in the salivary gland chromosomes of Drosophila virilis after injection of glucosamine

   • Horst Kress

   OriginalPaper Pages: 379 - 386

6. A quantitative study of histones in meioeytes I. Investigation of the histone amount in cricket spermatogenesis by interference microscopy

   • N. A. Liapunova
   • D. P. Babadjanian

   OriginalPaper Pages: 387 - 399

7. Fine structure of chromosome pairing in ten Ascomycetes: meiotic and premeiotic (mitotic) synaptonemal complexes

   • D. Zickler

   OriginalPaper Pages: 401 - 416

8. Influence of autosome movements and of sex-chromosome movements on sex-chromosome segregation in crane fly spermatocytes

   • Arthur Forer
   • Carol Koch

   OriginalPaper Pages: 417 - 442

9. Parthenogenesis in the parasitic and free-living forms of Strongyloides papillosus (Nematoda, Rhabdiasoidea)

   • F. Zaffagnini

   OriginalPaper Pages: 443 - 450

10. Druckfehler/Printing errors

    Erratum Pages: 450 - 450