LIST OF CONTRIBUTORS vii 



E. L. Tow i; us. J)iri.sion of Jiiological and Medical Rtatarch, Anjonnc 



National Laboratory. Argotme, Illinois, U.S.A. 

 H. J. ScHLiEP, Sfrahlenbiologisches Institut der Universiiat MunrhcM, 



und Institut fur Sfrahlenschutzforscfmny der Gesellschaft fiir Kernfor- 



schung, Neuherberg bei Milnchen, Germany 

 I. M. Shapiro, A.N . Severtzov Institute of Animal Morphology , U.S.S.R., 



Academy of Sciences, Moscoiv, U.S.S.R. 

 N. M. SissAKiAN, Department of Biological Sciences, U.S.S.B. Academy 



of Sciences, Moscow, U.S.S.R. 

 M. Skalka, Institute of Biophysics, Czechoslovak Academy of Sciences, 



Brno, Czechoslovakia 

 A. D. Snezhko, Institute of Biophysics, U.S.S.R. Academy of Sciences, 



Moscoiv, U.S.S.R. 

 J. SosKA, Institute of Biophysics, Czechoslovak Academy of Sciences, 



Brno, Czechoslovakia 

 L. A. Stocken, Department of Biochemistry, University of Oxford, 



O.vford, England 

 A. D. Strzhizhovsky, Academy of Medical Sciences of the U.S.S.R., 



Moscoiv, U.S.S.R. 

 V. N. Tarusov, Biological Department, Moscow State University, 



Moscow, U.S.S.R. 

 Cornelius A. Tobias, Doniier Laboratory, University of California, 



Berkeley, California, U.S.A. 



