SUBJECT INDEX 



1255 



Radiation, classification of, 2 



comparative effectiveness of, 135-136 

 corpuscular, analysis of, 4 

 classification of, 2 

 definition of, 2 

 electric charges, 6 

 energy transport by, 4 

 masses, 6 



methods of detection, 4 

 potency of, 8 

 secondary, 21, 57 

 types of, 6 

 cosmic, and mutation, 412, 581-584 

 damage by (see Radiation injury) 

 definition of, 2 

 delta-ray, and mutation, 479 

 denaturation of protein by, 250-252 

 direct action theory of, 258, 272 

 dose (see Dosage rate; Dose; Dose 



effect; Dosimetry) 

 earth, 412 

 and effect of cell stage on chromosomal 



breakage, 383-389 

 effects of, biological, direct, 245-252 

 indirect, 244-245 



on chromosomes, 753, 754, 756 

 protection from, 245, 656, 934, 

 1006 

 on fertility in mammals, 826-831 

 (See also Mutations, partial steril- 

 ity, sterility) 

 immunity to, 1002-1004 

 modification of (see Radiation injury) 

 and temperature, 1093 

 in water, 244n., 273, 274 

 electromagnetic, 2 



absorption of, 17, 20, 45-48 

 action of, 16 

 classification of, 2, 20 

 detection of, 21 

 mechanism of, 15 

 potency of, 18 

 scattering of, 37, 45-48 

 gamma (see Gamma radiation) 

 grenz-rays, 478 

 hemorrhage induced by, 1039-1040, 



1045-1047, 1056, 1072 

 indirect action theory of, 257-260, 272 

 infrared, 503 



and chromosome breakage, 571 

 influencing high-energy mutagenesis, 

 565-574 

 ionizing, 61, 1029-1082 



comparative effectiveness of, 139 

 degradation of, 61 



differences in cell sensitivity to, 

 681-691 



Radiation, ionizing, effects of, on blood 

 coagulation, 1044-1047 



on blood-forming tissue, 1063, 

 1064 

 comparative, 1030-1031 

 direct vs. indirect, 1030 

 and minute structural chromosome 



changes, 492-496 

 mitotic effects (see Mitotic effects) 

 and mutations, limited by space, 

 507-511, 517-525 

 limited in time, 511-517 

 protection from, 656 

 secondary, 63 

 similar effects, 84 

 massive doses, 922, 923, 995, 996 

 and metastasis, 1174-1175 

 monochromatic, 16 

 mutation and fractionated doses, 485 

 natural, and mutation, 581-584 

 nuclear particle, effect on atomic 



nuclei, 58 

 poison produced by, 245 

 practical genetic applications of, 440- 



445 

 quality and quantity of, in physio- 

 logical effects, 922 

 resonance, 199, 202, 206, 216 

 secondary, 72 



and selective mutagenesis, 490-497 

 and speed of evolution, 435-440 

 stimulation of blood-forming tissue by, 



1064 

 as tool for study, of biochemistry, 

 458-462 

 of chromosome behavior, 445-448 

 of chromosome properties, 445-448 

 of development, 458-462 

 of gene evolution, 448-458 

 of gene properties, 448-458 

 of pathology, 458-462 

 of physiology, 458-462 

 ultraviolet (see Ultraviolet radiation) 

 visible, and mutation, 588 

 X (see X radiation) 

 Radiation accidents, 998, 1005, 1006 

 Radiation action (see Radiation, action 



of) 

 Radiation chemistry, 194 



primary processes in, 196-197 

 Radiation illness, acute, 919 

 clinical, 966 



following irradiation during fetal pe- 

 riod, 893 

 of mother and effect on embryo, 190 

 nausea, 982 



