1. A presumptive tetrasomy for the short arm of chromosome 9

   • F. J. Rutten
   • J. M. J. C. Scheres
   • B. G. A. ter Haar

   Original Investigations Pages: 163 - 170

2. Mosaic-trisomy and pericentric inversion of chromosome 9 in a malformed boy

   • A. Schinzel
   • K. Hayashi
   • W. Schmid

   Original Investigations Pages: 171 - 177

3. Chromatidaustausch und Heterochromatinveränderungen menschlicher Chromosomen nach BUdR-Markierung

   • My A. Kim

   Originalarbeiten Pages: 179 - 188

4. Enzyme electrophoresis on cellulose acetate gel

   • Harry van Someren
   • Hans Beijersbergen van Henegouwen
   • P. Meera Khan

   Original Investigations Pages: 189 - 201

5. Ploidy effect on the radiation reaction of mammalian cells

   • Alois Bauer
   • Herbert G. Miltenburger

   Original Investigation Pages: 203 - 208

6. Protective effect of reducdyn® against the chromosome damaging activity of 2,3,5-triethyleneimine-benzoquinone-1,4 on human lymphocytes in vitro

   • Margitta Stosiek
   • Erich Gebhart

   Original Investigations Pages: 209 - 216

7. Evaluation of a new round glass coverslip for cytological examination of cultured amniotic fluid cells

   • Richard A. Doherty
   • Jeanette S. Felix
   • Susan C. Ridge

   Original Investigations Pages: 217 - 220

8. Breakage factor in systemic sclerosis and protector effect of L-cysteine

   • Ingrid Emerit
   • Arlette Levy
   • E. Housset

   Original Investigations Pages: 221 - 226

9. Partial trisomy 4q and partial monosomy 18q as a consequence of a paternal balanced translocation t(4q−;18q+)

   • Christa Fonatsch
   • Sibylle D. Flatz
   • Peter Hürter

   Original Investigations Pages: 227 - 233

10. Participation of D-group chromosomes in satellite associations

    • Yasuo Nakagome

    Short Communications Pages: 235 - 236

11. Haemoglobin hasharon

    • H. Lehmann
    • F. Vella

    Short Communications Pages: 237 - 240

12. Studies of amniotic fluid and cord blood in an infant with alpha₁-antitrypsin deficiency

    • D. Kaiser
    • O. M. Rennert
    • H. Sollberger

    Short Communications Pages: 241 - 245

13. Ein seltener Phänotyp im Adenosindesaminase-Polymorphismus: Hinweis auf die Existenz eines neuen Allels

    • Georg Radam
    • Hansjürg Strauch
    • Otto Prokop

    Kurze Originalmitteilungen Pages: 247 - 250