1. Chromosomal and histological changes in the reproductive organs of infertile men

   • Miroslava D. Mićić
   • Nada V. Savković
   • Sava R. Mićić

   Original Investigations Pages: 111 - 114

2. Recombinant chromosome as a result of pericentric inversion of X chromosome

   • Jovanka Nikoliš
   • Emilija Stolević

   Original Investigations Pages: 115 - 122

3. Familial pericentric inversion of chromosome 1 with a note on reproductive risks

   • Patricia N. Howard-Peebles

   Original Investigations Pages: 123 - 125

4. C-bands in chromosomes 1,9, and 16 of twins

   • Judith Viégas
   • F. M. Salzano

   Original Investigations Pages: 127 - 130

5. Mitotic chiasmata in human diplochromosomes

   • E. Therman
   • C. Denniston
   • G. E. Sarto

   Original Investigations Pages: 131 - 135

6. Quantitative analysis of high-resolution trypsin-Giemsa bands on human prometaphase chromosomes

   • Uta Francke
   • Noëlynn Oliver

   Original Investigations Pages: 137 - 165

7. Confirmation of regional assignment of nucleoside phosphorylase (NP) on chromosome 14 by gene dosage studies

   • Maxine Frecker
   • L. Dallaire
   • Nancy E. Simpson

   Original Investigations Pages: 167 - 173

8. PGM₁ subtyping by means of acid starch gel electrophoresis

   • S. Bissbort
   • H. Ritter
   • J. Kömpf

   Original Investigations Pages: 175 - 177

9. Cytogenetic effects of influenza virus infection on male germ cells of mice

   • Gita Sharma
   • Hanmanlu Polasa

   Original Investigations Pages: 179 - 187

10. Polymorphism of human salivary amylase

    • Kamala de Soyza

    Original Investigations Pages: 189 - 192

11. Comparison of thymidine, fluorodeoxyuridine, hydroxyurea, and methotrexate blocking at the G₁/S phase transition of the cell cycle, studied by replication patterns

    • W. Vogel
    • W. Schempp
    • Inge Sigwarth

    Original Investigations Pages: 193 - 198

12. Demonstration of replication patterns corresponding to G- and R-type banding of chromosomes after partial sunchronization of cell cultures with BrdU or dT surplus

    • W. Schempp
    • Inge Sigwarth
    • W. Vogel

    Original Investigations Pages: 199 - 202

13. Appearance of hCG-receptor after conversion of newborn ovarian cells into testicular structures by H-Y antigen in vitro

    • U. Müller
    • Maria Teresa Zenzes
    • W. Engel

    Short Communications Pages: 203 - 207

14. The testis as a secretory organ for H-Y antigen

    • U. Müller
    • J. W. Siebers
    • U. Wolf

    Short Communications Pages: 209 - 213

15. Isochromosome 17q in two cases of acute blast transformation in myeloproliferative disorders

    • A. McDermott
    • D. Romain
    • G. L. Scott

    Clinical Case Reports Pages: 215 - 218

16. A case of trisomy 22 with a probable Robertsonian translocation 21/22

    • Stoyan Lalchev
    • Maria Tzancheva
    • Radka Markova

    Clinical Case Reports Pages: 219 - 223

17. Partial trisomy 2q and familial translocation t(2;18)(q31;p11)

    • L. Wisniewski
    • R. Chan
    • J. V. Higgins

    Clinical Case Reports Pages: 225 - 228

18. 10p- Syndrome associated with multiple chromosomal abnormalities

    • F. Prieto
    • L. Badia
    • F. Asensi

    Clinical Case Reports Pages: 229 - 235

19. The use of racial admixture as evidence in intelligence research

    • Brandon S. Centerwall

    Letters to the Editors Pages: 237 - 238