578 



RADTATIOX mOLOGY 



Ractoria, Xeisfirrin cainrrhalin, iiOO 

 nonlysoKcnic, !WG 

 photorcactivjition {src Photorcactiva- 



tion) 

 Phiitoinonas slctrartii, 404 



tuincfaricus, 'MO 

 Proteus vulgaris, 390 

 Fseudoiiionas aeruginoHa. 390 



fluorcscens, 390 

 "pyocyaniquo S," 367 

 radiation-induced mutations in, 3()5 

 Sahnonclln ttiphiinurium, 308 

 Sarcina lutea, 3G8, 390 

 Serrnlin iHarcesans, 3()8, 37 1 . 385, 



387, 390, 399, 404, 412 

 Shigella paradt/senteriae. 390 

 Spirillum ruhrutn, 390 

 Staph i/loeoccus albus, 387, 390 



aureus, 307, 370-371, 384-385, 387, 

 390, 404. 412 

 Streptococcus hemoh/ticus, 390 

 lactis, 390 

 viridans, 390 

 survival curve, 472 

 Bactericidal action (see Germicidal 



action) 

 Bacteriophage, 333-364 

 genetic recombination, 353 

 inhibition of development l)y lisht, 



470 

 interaction with host, 346 

 intracellular irradiation. 356-358 

 mixed infection, 350 

 mutual exclusion, 350 

 photoreactivation (see Photoreactiva- 



tion) 

 plaques, 352 

 type-hybrid, 345 

 viruses (see \'iruses) 

 BAL, 337/1. 



Band width, definition of, 148-149 

 Basal cell, 533, 551 

 Basic staining (ba.sophilia), 213-216, 

 218 \ 



Ba.sophilia, 213-216. 218 

 Beer's law, 4 



in cytochemistry, 206, 221 

 Beta radiation, cleavage delay produced 

 by, 298 

 effects on protozoa, 292. 312. 313 

 mutagenic action of. 312. 313 

 radium, 367 



radon disintegration, 370 

 Bimolecular steps. 17-19 

 Blank in photometric analysis of tis- 

 sues, 222. 230. 231 

 Blepharisma, 297, 302, 316. 318, 322 



Bodenstein stcidy-state approximation, 



21 26 

 Bouger-iiauilxTt alisorj)! ioii law, 492 

 Breakage-fusion-hridge cycle, 261, 277 



c 



Cadmium photocell, 42 

 Caffeine, 432 

 Cage effect, 15 

 Camphor, 432 

 Cancer, breast, 535 

 "buccal cavity," 554 

 crude-tar induced, 529 

 cutaneous (see Skin cancer) 

 face, 530, 552 

 feet, 552 

 genitals, 552 

 hands, 530 

 kangri, 552 

 in Kenya natives, 553 

 latitude in relation to, 553-556 

 in light-complexioned persons, 530 

 lung, 535, 551 



north-south distribution of, 553 

 skin (see Skin cancer) 

 tropical ulcers of leg, 553 

 in ury)an areas, 553 

 (See also Carcinomas; Sarcomas) 

 Carbon arc, 487, 513 

 Carbon dioxide, 375 

 Carcinogenic agent, 533 

 in chimney sweeps, 552 

 crude petroleum, 552 

 Carcinog(>iiic wave lengths, 531 

 Carcinogens, effects on protozoa, 310 

 Carcinomas, 533, 534 • 

 growth period, 542 

 induction period. 542 

 (See also Cancer) 

 Cell death, causes of, 286-290 

 delayed. 287-290 

 differences in sensitivity, 291 

 fractionated dose in relation to, 293 

 immediate, 286, 287, 290. 293 

 relation to division. 287, 289, 290, 



293. 307 

 role of chromosonie al)erration and 

 mutations in, 287-290, 293 

 Cell-division retardation, photoreactiva- 

 tion, 479, 481 

 (See also Cleavage delay : Division 

 delay) 

 Cell growth. 288, 290, 303. 307. 311 

 Cell membrane, damage to. by radia- 

 tion, 2S7. 290. 315 

 Cell morphology. 203 204 



