1. Obituary

   • E. Oberhausen

   Announcement Pages: 179 - 180

2. Radially restricted linear energy transfer for high-energy protons: A new analytical approach

   • J. Chen
   • A. M. Kellerer
   • H. H. Rossi

   OriginalPaper Pages: 181 - 187

3. Hits to bone cell nuclei from nonuniform radioactive labels

   • I. L. Krughkov
   • E. Polig
   • W. S. S. Jee

   OriginalPaper Pages: 189 - 200

4. Similarities between human ataxia fibroblasts and murine SCID cells: High sensitivity to γ rays and high frequency of methotrexate-induced DHFR gene amplification, but normal radiosensitivity to densely ionizing α particles

   • Christine Lücke-Huhle

   OriginalPaper Pages: 201 - 210

5. Adaptive response to mutagenesis and its molecular basis in a human T-cell leukemia line primed with a low dose ofγ-rays

   • P. K. Zhou
   • X. Q. Xiang
   • K. Wei

   OriginalPaper Pages: 211 - 217

6. Evaluation of spermatogenic response of mice to the induction of mutations by combined treatment with X rays and antineoplastic drugs

   • Marek Lenarczyk
   • Malgorzata M. Dobrzyńska
   • Antoni K. Gajewski

   OriginalPaper Pages: 219 - 231

7. Heavy ion induced membrane damage: Hemolysis of erythrocytes and changes in erythrocyte membrane fluidity

   • W. Schön
   • C. Ziegler
   • G. Kraft

   OriginalPaper Pages: 233 - 241

8. Influence of stable iodine on the transfer of¹³¹I into cows' milk

   • G. Voigt
   • Ch. Schotola
   • G. Röhrmoser

   OriginalPaper Pages: 243 - 250

9. Attenuation effects on the kerma rates in air after cesium depositions on grasslands

   • Peter Jacob
   • Reinhard Meckbach
   • Igor Komarikov

   OriginalPaper Pages: 251 - 267

10. The growth of fractal humic acids: Cluster correlation and gel formation

    • Ragnar Österberg
    • Kell Mortensen

    OriginalPaper Pages: 269 - 276

11. Book reviews

    • Regulla
    • U. Hagen

    BookReview Pages: 277 - 278