1. Zur Unterscheidung zwischen multifaktoriellem Erbgang mit Schwellenwerteffekt und einfachem diallelen Erbgang

   • J. Krüger

   Originalarbeiten Pages: 181 - 252

2. Age determination by immunological techniques of the last common ancestor of man and chimpanzee

   • Klausdieter Bauer

   Original Investigations Pages: 253 - 265

3. The development of the antigenic structures of human α₁-antichymotrypsin and C 1 q

   • Klausdieter Bauer

   Original Investigations Pages: 267 - 270

4. Synopsis of mammo-renal syndromes. II

   • L. Goeminne

   Short Communications Pages: 271 - 272

5. Metaphase chromosomes from neonatal urine

   • Grant R. Sutherland
   • Elizabeth Grace
   • A. Douglas Bain

   Short Communications Pages: 273 - 275

6. Spontaneous chromosomal instability

   • Traute M. Schroeder
   • Eberhard Passarge

   Letters to the Editors Pages: 276 - 276