1. Frequency of 9qh+ and risk of chromosome aberrations in the progeny of individuals with 9qh+

   • Johannes Nielsen
   • Ursula Friedrich
   • Eva Zeuthen

   Original Investigations Pages: 211 - 216

2. Ribosomal DNA sites in a metacentric chromosome fragment

   • Leslie D. Johnson
   • Ruth C. Harris
   • Ann S. Henderson

   Original Investigations Pages: 217 - 219

3. Fluorescence banding pattern of human and mouse chromosomes with a benzimidazol derivative (hoechst 33258)

   • T. Raposa
   • A. T. Natarajan

   Original Investigations Pages: 221 - 226

4. On the relevance of non-histone proteins to the production of Giemsa banding patterns on chromosomes

   • W. Vogel
   • J. Faust
   • J.-W. Siebers

   Original Investigations Pages: 227 - 236

5. Ein Fall von XX/XY-Chimärismus mit normalem männlichen Habitus

   • Karl Sperling
   • Rudolf Kaden
   • Wilhelm Weise

   Originalarbeiten Pages: 237 - 244

6. Ein Beitrag zur Genese von XX-Männern

   • M. Bartsch-Sandhoff
   • H. Schade
   • W. Scholz

   Originalarbeiten Pages: 245 - 253

7. Down's syndrome in twins with discordant HL-A phenotypes

   • W. Hirsch
   • K. Bender
   • G. Tariverdian

   Original Investigations Pages: 255 - 262

8. Comparative studies on the distribution of aberrations on human chromosomes treated with busulphan in vivo ^* and in vitro

   • Erich Gebhart

   Original Investigations Pages: 263 - 272

9. Cross-reactions between human and animal plasma proteins

   • Klausdieter Bauer

   Original Investigations Pages: 273 - 278

10. The formation of the abnormal chromosome in balanced homologous Robertsonian translocation carriers

    • R. J. M. Gardner
    • M. I. Parslow
    • A. M. O. Veale

    Short Communications Pages: 279 - 282

11. Familial short arm deletion of chromosome No. 15

    • J. J. Hoo
    • U. Hillig
    • F. Hermann

    Short Communications Pages: 283 - 286

12. A family with congenital pulmonary valve stenosis

    • Timothy J. David

    Short Communications Pages: 287 - 288