1. The effect of 1-methoxypropylpropylnitrosamine in Syrian golden hamsters

   • J. Althoff
   • C. Grandjean
   • B. Gold

   Original Papers Pages: 215 - 219

2. Carcinogenicity of 1-oxopropylpropylnitrosamine (N-nitroso-N-propyl-proprionamide) in Syrian hamsters

   • J. Althoff
   • C. Grandjean
   • R. Runge

   Original Papers Pages: 221 - 225

3. Urinary bladder neoplasms in Syrian hamsters after administration of N-nitroso-N-methyl-N-dodecylamine

   • J. Althoff
   • W. Lijinsky

   Original Papers Pages: 227 - 231

4. Experimental induction of melanotic tumors in Syrian golden hamsters by transplacental and topical application of ethylnitrosourea

   • Alain F. Pelfrene
   • Lori A. Love

   Original Papers Pages: 233 - 239

5. Adenocarcinomas of the stomach induced in beagle dogs by oral administration of N-ethyl-N′-nitro-N-nitrosoguanidine

   • M. Kurihara
   • H. Shirakabe
   • A. Yasui

   Original Papers Pages: 241 - 252

6. The carcinogenic effect of beta-oxidized dipropylnitrosamine in mice

   • Sabine Dickhaus
   • G. Reznik
   • M. Ketkar

   Original Papers Pages: 253 - 258

7. On the biochemical mechanism of tumorigenesis in mouse skin

   • W. G. Pyerin
   • E. Hecker

   Original Papers Pages: 259 - 279

8. Chromosomes of lymph node metastases derived from Ehrlich ascites carcinoma cells inoculated into rats

   • C. D. Olinici
   • R. Rişca
   • C. Todoruţiu

   Original Papers Pages: 281 - 284

9. Melanogenesis in genetically determined pigment cell tumors of platyfish and platyfish-swordtail hybrids: correlation between tyrosinase activity and degree of malignancy

   • Ursula Vielkind
   • W. Schlage
   • F. Anders

   Original Papers Pages: 285 - 299

10. Kombinationschemotherapie bei Patienten mit metastasiertem Bronchialcarcinom

    • C. Gropp
    • K. Havemann
    • C. P. Sodomann

    Originalarbeiten Pages: 301 - 306

11. Cystostatic efficacy of DNA-complexes of adriamycin, daunomycin, and actinomycin D

    • S. Seeber
    • R. B. Schilcher
    • C. G. Schmidt

    Original Papers Pages: 307 - 312

12. Tumor induction by a single subcutaneous injection of N-Methyl-N′-Nitro-N-nitrosoguanidine and its derivatives in newborn mice

    • K. Fujii
    • M. Nakadate

    Original Papers Pages: 313 - 319

13. Occurrence of volatile N-nitrosamines in animal diets

    • J. Kann
    • B. Spiegelhalder
    • R. Preussmann

    Short Communication Pages: 321 - 323