IXDKX 



1041 



Embryonal iron turnover 655 — 662 



Enzyme activity in irradiated Jensen 

 sarcomas 718, 719 



Enzymic processes, application of la- 

 belled substrates 783-790 



Erbium 52, 58 



Erythrocytes, 



ion penetration rate into 493 — 515 

 radio-phosphorous labelling for de- 

 termining red corpuscle content 

 561-572 



Europium 56, 58 



radioactivity of 71, 72, 74 



Exchange of atoms between solid and 

 liquid phases 97 — 102 



Excretion of phosphorous 540 — 552 



Excretion studies 953 



Faraday lectm-e 961 — 996 



Fatty acids 403-424 



turnover rate in the liver 403 — 407, 

 420, 421 



Fermi 24 



Fish and diplogen 468 — 470 



Fish eggs, uptake of labelled phospho- 

 rous by 212, 213 



Fish skeleton, rate of renewal 204 — 216 



Fluorine content of teeth ash 171 



Fi-ank, James 27 



Frog, phosphate penetration rate in 

 muscle 443 — 453 



phosphorus circulation in 384 — 402 

 phosphorus distribution in 385 — 387 

 skeleton, rate of rejuvenation of 



191, 192 

 uptake rate of phosphorous in bone 

 and muscle 387-392 



Forssberg 29 



Gadolinium 51, 56, 57, 58, 61 



activity of variovis preparations of 

 72, 74 



Geiger 1 4 



Gold, diffusion in solid lead 111 



Goldschmidt, V. M. 23 



Guinea-pigs, irradiation experiments 

 625-633 



H 



Haber 12, 14 



Haematology, isotope indicators in 



639-650, 1015-1017 

 Haemoglobin, 



in blood of mouse 598 



irradiation effect on iron in guinea- 

 pig 628 — 631 



nuclear fraction of liver, presence in 

 634-638, 660, 661 



radiation sensitivity 632 

 Haemopoietic arrest 865 — 867 



cell destruction 867 — 870 



Hafnium 21-23 



artificial radioactivity of, and other 

 elements 63 — 73 



decay curve 64 



isotopes, relative abundance of 64 

 Hahn, Otto 16 

 Hasting, Professor 27 

 Heat of relaxation of lead lattice 



116-121 

 Heavy water 



behaviour of fish in 468 — 470 



isotope applications of 938 

 Hemin, irradiation effect on formation 



of 624-633 

 Hen, life-cycle of red corpuscles 688—691 

 Hens' eggs, 



embryo, origin of phosphorus com- 

 pounds in 293-303 



hexosemonojjhosphate introduced int o 

 300-301 



laid at different dates, phosphorus 

 content 278-281 



origin of phosphorus compounds in 

 273-292 

 experimental methods 276 — 278 



radioactive phosphate distribution 

 298-300 



specific activity in 289 — 292 



yolk phosphorous 281, 282, 287, 297 

 Hess 15 

 Hevesy, George — scientific career 



11-30 

 Hexose -monophosphate, 



administration of 484, 485 



decomposition rate 479 — 480 



introduced into egg 300, 301 



uptake by red corpuscles 481, 482 

 Holmium 52, 56, 58 

 Honigschmid 19 

 Hormones, effect on resorption rate of 



injected sodium bicarbonate 828 — 840 

 Human body, 



corpuscle content 567 — 570 



potassium interchange in 553 — 560 

 Human body, water elimination from 



536-539 



Igneous rocks, lead content of 43 — 45 

 Insulin administration to rats, effect on 



glucose-carbon- 14 1001, 1002 

 Intei'change studies 89—109 

 Intermolecular exchange of atoms of the 



same kind 103-109 

 Intestinal mucosa extract effect on 



nucleic acid 786 

 Ions displacing lead in plant roots 880 

 Ion penetration, 



into erythrocytes 493 — 515 



phosphate, into the corpuscles 474 — 

 476 



rate through capillary wall 425 — 436 

 Iron 



atom replacement rate in plasma 

 1003-1007 



66 Hevesy 



