1. Anomalies in the hormonal status of athymic nude mice

   • P. Köpf-Maier
   • V. F. Mboneko

   Rapid Communication Pages: 229 - 231

2. Chemical cancerogenesis: Definitions of frequently used terms

   • K. E. Appel
   • G. Fürstenberger
   • R. Schulte-Hermann

   Guest Editorial Pages: 232 - 236

3. [dl-1,2-Bis(2-hydroxyphenyl)ethylenediamine]dichloroplatinum(II), a new compound for the therapy of ovarian cancer

   • Richard Müller
   • Ronald Gust
   • Margaretha Jennerwein

   Original Papers Pages: 237 - 244

4. Two-year carcinogenicity study of 6-mercaptopurine in F344 rats

   • A. Maekawa
   • T. Nagaoka
   • Y. Hayashi

   Original Papers Pages: 245 - 250

5. Expression of key enzymes of purine and pyrimidine metabolism in a hepatocyte-derived cell line at different phases of the growth cycle

   • Doris Mayer
   • Yutaka Natsumeda
   • George Weber

   Original Papers Pages: 251 - 258

6. Influence of liver tumor promoters and structurally related chemicals on survival of normal adult rat hepatocytes in primary culture

   • Masahiro Miyazaki
   • Liyan Bai
   • Jiro Sato

   Original Papers Pages: 259 - 263

7. Galactosylated glycan expression and macrophage sensitivity of Lewis lung tumor cells with different metastatic phenotype

   • József Tímár
   • Andrea Ladányi
   • Elemér Moczar

   Original Papers Pages: 264 - 270

8. Conversion to estriol in “normal”, benign and malignant human breast tissues

   • Rajeswari Seshadri
   • Nargis D. Bagli-Vania
   • Nandini A. Sheth

   Original Papers Pages: 271 - 274

9. The role of colony-stimulating factors in acute leukemia

   • F. Herrmann
   • E. Vellenga

   Guest Editorial Pages: 275 - 282

10. Changes of lymphocyte subsets in peripheral blood before and after operation of patients with advanced ovarian carcinoma

    • Yoshihiro Kikuchi
    • Ichiro Iwano
    • Ichiro Nagata

    Original Papers Pages: 283 - 287

11. c-myc Overexpression is a tumor-specific phenomenon in a subset of human colorectal carcinomas

    • Alessandra Viel
    • Roberta Maestro
    • Mauro Boiocchi

    Original Papers Pages: 288 - 294

12. Human papillomavirus infection and filaggrin expression in paraffin-embedded biopsy specimens of extragenital Bowen's disease and genital bowenoid papulosis

    • I. Guerin-Reverchon
    • Y. Chardonnet
    • J. Thivolet

    Original Papers Pages: 295 - 300

13. Phase II study of carboplatin and cytosine arabinoside in patients with disseminated malignant melanoma

    • N. H. Mulder
    • D. Th. Sleijfer
    • P. H. B. Willemse

    Original Papers Pages: 301 - 302

14. Functionalβ-adrenergic receptors in breast cancer cells

    • B. Vandewalle
    • F. Revillion
    • J. Lefebvre

    Original Papers Pages: 303 - 306

15. A critical evaluation of effectivity of extended lymphadenectomy in patients with carcinoma of the stomach

    • Dimitrios H. Roukos
    • Christof Hottenrott
    • Steven Koutsogiorgas-Couchell

    Original Papers Pages: 307 - 313

16. Letter to the editors

    • Richard A. Evans

    Letter Pages: 314 - 314