1242 



RADIATION BIOLOGY 



Gastrointestinal tract, 982-986 

 carcinogenesis in, 1184 

 fluid content, 972 

 Geiger counters, 4, 204 

 Gelatin, viscosity of solutions, 295 

 Gels, 292 

 Genes, 352 

 accessory, 402 

 as catalyst, 353 

 conjugator, 447 



dosage, effects of changing, 396-402 

 and enzymes, 354, 462 

 equilibrium frequency of, 430 

 linkage of, 638, 642 

 marker, 406 

 modifying, 401 

 mutations (see Mutations) 

 mutator, 414, 496 

 noncompoundness of, 601 

 and nucleic acid, 353 

 number of, estimates, 407 

 primary, 402 



sensitive volume of, 526, 527, 529 

 shape of, 527 

 size of, 527, 528 

 Genetic death, 426 



overlapping in, 430 

 Genetic effects, 135, 136 



of radiation, in mammals, 825-859 

 proportionality to dose, 126 

 Genetic hazards of radiation, 854-856 



(See also Radiation) 

 Genetic "load" or disability, 427 

 Genetic material, fundamental proper- 

 ties of, 352-354 

 transmission of, 354-357 

 Genetic-strain differences in response to 

 prenatal irradiation, 872, 906-907, 

 913 

 Genetic technique and analysis in radio- 

 biology, 632, 635, 638, 639, 641, 668, 

 670, 673, 677 

 Genetics, developmental, 459 

 Genomeres, 452 



Germ-cell age and mutation, 504, 552 

 Germinal centers, 1103, 1106 

 Germinal selection, 408, 502, 685, 687, 



689, 837-839, 846 

 Germinal tissues, radiosensitivity of, 929 

 Germination inhibition, 331, 333 

 Gesonia, 385 



Gestation period, length of, and prenatal 

 irradiation, 898-899, 912 

 survey of radiation effects on entire, 

 862, 880 

 Globulins of plasma, 973 

 Gluconeogenesis, 974 



Glucose, 303, 942, 946 



absorption of, 307, 986 



of plasma and lymph, 974 

 Glucosides, flavonol, 968-969 

 L-Glutamate, 306 

 Glutathione, 287, 298, 299, 304, 308 



liberation of H 2 S from, 267 



modification of radiation injury by, 

 941-945, 1067 

 Glutathione reductase, 308 

 Glycerine, 580 

 Glycerol, 946 

 Glycine, 296, 297 

 Glycogen, 1095 



metabolism, 987 

 Glycols, 580 

 Glycolysis, 305 



aerobic, 306, 941 



anaerobic, 306 



bone-marrow, 305 



inhibition of, 339 

 Glycosidic linkages, 290 

 Goat, LD 60 for, 930 

 Gold, colloidal, 979, 988 

 Gold 198 irradiation, 926 



effect of, on peripheral blood, 1060, 

 1061 

 on sedimentation rate, 1061 



toxicity of, 988 

 Goldfish, LD 5 o for, 930 

 Golgi net, 1095 

 Gonadotrophic response, 999 

 Gonads, 325 



carcinogenesis in, 1168-1171 



radiation effects, 998-999 

 Gradient of injury, bone marrow, 1101 

 Granular leukocytes and bone marrow, 



1099 

 Granulocytes (heterophils), 965 

 Granulocytopenia, 935 

 Granulocytosis, 960, 964 

 Graphite hydrosol, 324, 328 

 Grasshopper (Chortophaga), 484, 486, 

 569, 628, 629, 632, 659, 660, 666, 667, 

 682, 685, 766, 768, 772, 774, 776, 777, 

 779-781, 783, 791-796, 801, 803, 806, 

 808, 811-815 

 Grasshopper eggs, 301 

 Graying of hair, 997-998 

 Growing follicles of ovary, 1117, 1118 

 Growth, 459 



and oxygen tension, 940 



retardation of, 339, 340, 869, 876-877, 

 879, 896, 900, 905, 912, 922 

 Guanidine of blood, 1000 

 Guinea pigs, 825, 826, 828, 831, 833, 836, 

 838, 839, 863 



