SESSION VI 



Chairman: L. H. gray 



THE MODIFICATION OF THE LATE EFFECTS OF IONIZING 



RADIATION 



By O. C. A. SCOTT 



Apparent Radiation Protection Against Local Ageing Effects in the Skin 



of Mice 



By HERMAN B. CHASE 



Dependence of Radiation- induced Life-shortening on Dose-rate and 



Anaesthetic 



By PATRICIA J. LINDOP AND J. ROTBLAT 



Effects of Post-irradiation Injection of Yeast Sodium Ribonucleate and its 

 Nucleotides on the Differential Count of Bone-marrow 



By H. MAISIN 



The Effects of Total-body X-Irradiation on the Reproductive Glands of 



Infant Female Rats 



By D. SLADIC-SIMIC, N. ZIVKOVIC, D. PAVIC, AND P. N. MARTINOVITCH 



Peripheral Blood Studies Upon Some Isogenic Chimaeras 



By A. J. S. DAVIES, ANNE M. CROSS, AND P. C. KOLLER 



