xu 



J. F. LOUTIT 



J. S. Mitchell . 

 Antoinette Pirie 



G. POPJAK . 



S. Spiegelman . 

 G. E. Stapleton 



L. A. Stocken . 



C. P. SWANSON . 



T. S. Work 

 P. C. Zamecnik 



List of Participants 



. Medical Research Council Radiobiological 

 Research Unit, Harwell 



. Dept. of Radiotherapeutics, University of 

 Cambridge 



Nuffield Laboratory of Ophthalmology, Uni- 

 versity of Oxford 



Experimental Radiopathology Research Unit, 

 Hammersmith Hospital, London 



Dept. of Bacteriology, University of Illinois 



Biology Division, Oak Ridge National Labora- 

 tory, Tennessee 



Dept. of Biochemistry, University of Oxford 



Dept. of Biology, The Johns Hopkins Univer- 

 sity, Baltimore 



National Inst, for Medical Research, Mill Hill, 

 London 



Massachusetts General Hospital, Boston 



