SUBJECT INDEX 



1261 



Sterility, and ovary, 1117 



partial, 825, 840, 842-850, 854 

 production of, 999 

 treatment of, 999 

 Sterilization, 337 

 Slichococcus, 322 

 Sticky chromosomes (see Chromosome 



stickiness) 

 Stillbirths, 835, 836, 839 



following prenatal irradiation, 874, 898, 



900, 911 

 {See also Mortality, neonatal) 

 Stimulation of blood-forming tissue by 



radiation, 1064 

 Stock, "sifter," 458 

 Stomach, 1124 



radiation effects, 985-986 

 ulcers, 1125 

 Stopping number, 52, 53 

 Stopping power, 52, 87, 158, 165, 166 

 of different materials, 88 

 of water, electron, 54 

 proton, 54 

 Straggling, 88 



Stratified squamous epithelium, 1124 

 Streptomyces, 543, 544 

 Streptomycin, 585, 1003 

 Stresses, nonspecific, 1004 

 Stromal cells of thymus, 1104 

 Strontium, radioactive, 586 

 Strontium 89 , 1093 



effect of, on bone, 1110 

 on bone marrow, 1059 

 on cartilage, 1113 

 on intestine, 1127 

 on peripheral blood, 1059, 1060 

 on spleen, 1107 

 on testis, 1117 

 on thymus, 1105 

 and splenectomy, effect on erythro- 

 cytes, 1059, 1060 

 toxicity of, 963, 970, 973 

 Styrene, 291 



Submaxillary glands, 306 

 feminizing changes, 999 

 Succinate, 306 

 Succinic dehydrogenase, 987 

 Succinoxidase, 298 

 Sugars, 307 



(See also individual sugars) 

 Sulfhydryl compounds, 551, 579 



effect on radiation injury, 1067 

 Sulfhydryl content of plasma, 975 

 Sulfhydryl groups, 937-938, 941 



oxidation, 287, 290, 292 

 Sulfhydryl enzymes, 937, 941, 987 

 Sulfide, 945 



Sulfur, 285, 576, 586 



radioactive, and mutation, 585 

 Supersonics and mutation, 589 

 Supralethal irradiation, 1006 

 Survival, mean time of, 931, 932 

 Sweat glands, 1119, 1123 

 Swelling, of cells, 1095 



of nuclei, 1096, 1127 

 Swine, LD 50 for, 930 

 Symbiosis, 444 

 Synapsis, 355 

 Synchrotron, 12 



Tadpole, 776, 786, 804-806, 810 

 Tail abnormalities following prenatal 

 irradiation, 881, 884, 892, 902, 905, 

 907 

 Target theory (hit theory, Treffertheorie) , 

 129, 130, 132, 140, 245, 248, 252, 258, 

 272, 283, 284, 301, 921 

 and mutation, 525-531, 552 

 Telangiectasias, 1151 

 Telomeres, 366, 446 



Temperature, effect of, on chromosome 

 aberrations in absence of oxygen, 

 743 

 on radiation-induced chromosome 

 aberrations, 741 

 and mutation, 412, 565 

 and oxygen effect, 742 

 and radiation effects, 1093 

 and radiosensitivity, 927, 935-937, 

 945-946 

 Temperature changes in skin, 977 

 Tendon, 1097 

 Termites, 444 

 Terphenyl, 290 

 Terramycin, 1003 



Testes, 306, 828, 829, 831, 842, 843, 1114 

 basophilic outstretched cells in, 1114, 



1116 

 carcinogenesis in, 1168-1171, 1190 

 interstitial cells of, 1116, 1117 

 radiation effects, 998-999 

 Ba 140 -La 140 , 1117 

 fast neutrons, 1114, 1116, 1117 

 gamma rays, 1114, 1116 

 phosphorus 32 , 1116, 1117 

 plutonium, 1117 

 radium, 1117 

 repeated irradiation, 1114 

 strontium 89 , 1117 

 yttrium 91 , 1117 

 Zr 93 -Cb 93 (Zr 95 -Nb 96 ), 1117 

 spermatogenesis, 1136 

 Tetanus toxin, 941 



