SUBJECT INDEX 



A 



Abdomen exposure to ultraviolet in 



Drosophila, 251-253, 256, 277 

 Abnormal form in protozoa, radiation- 

 induced, 310 

 Absorption {see Ultraviolet radiation) 

 Absorption coefficient, 104 

 Absorption cross section, 179 

 Absorption laws, Bouget-Lambert, 492 



in cytochemistry, 204-210 

 Acceleration of cell division by radia- 

 tion, 297 

 Acenaphthene, 432 

 Acid-base equilibria of excited mole- 

 cules, 16-17 

 Acidophilia, 219 

 Acriflavine, 432 



Actinometer (see Detectors, photo- 

 chemical) 

 Action spectrum {see Ultraviolet radia- 

 tion) 

 Activation of eggs by radiation, 314- 



315 

 Adaptive enzyme synthesis, inhibition 

 by ultraviolet, photoreactivation, 

 479 

 Adenosinetriphosphate, 401 

 Air mass, 101 

 Algae, unicellular, 293 

 Alpha radiation, 335, 340, 369, 370 

 division delay produced by, 307 

 effect of, on cell motility, 286, 288, 320 

 on centrosomes, 288 

 on fungi, growth of, 443 

 lethal, 443, 444 

 mutagenic, 444 

 on kinetosomes, 288 

 lethal effects of, 287, 288 

 polonium, 368, 370, 372 

 Amblystoma larvae, 395 

 Amino acids, 414 

 dopa, 506 

 tyrosine, 507 



ultraviolet absorption, 184, 185 

 Arnoeba, 294, 307, 308, 320-322 

 Angiosperms, 253-254 

 Anomalous dispersion in cytochemistry. 

 231 



Anthocyanin pigments, ultraviolet ab- 

 sorption, 193, 194 

 Anthracene, photochemical dimeriza- 



tion of, 30 

 Antibodies, 510 



Antirrhinum, 249, 253-255, 258, 261, 

 273, 278-279 

 majus, 411 

 Arbacia, 295, 296, 298-301, 304-307, 

 314, 315, 322 

 gametes of sea urchins, 395 

 punctulata, 395 



Strongylocentrotus purpuratus, 395 

 Arginine, cytochemical test for, 218 

 Ascaris, 290, 292, 299 

 Ascorbic acid, ultraviolet absorption, 



192, 193, 208 

 Aspergillus, 276 

 melleus, 437 

 nidulans, 432 



niger, 433-435, 437, 442, 444 

 terreus, 435, 437, 438, 441, 442, 444- 

 448 

 Associated volume method, 339-342 

 Attenuation coefficients, 494, 498, 511 

 Autooxidation. 11-12, 28-29 

 Azure, metachromasia, 215 

 Azure A, absorption curve, 239 



B 



Bacteria, Achromobacter fischeri, 368, 

 400 

 Aerobacter aerogenes, 405 

 Azotobader, 380 



Bacillus anthracis, 367, 387, 390, 404 

 megatherium, 386, 388-390 

 mesentericus, 370-372, 387, 388 

 pyocyaneus, 367, 385 

 subtilis, 389-390, 404 

 Corynebacterium diphtheriae. 390 

 Eberthella typhosa, 390 

 Escherichia coli {see Escherichia coli) 

 lysogenic {see Lysogenic bacteria) 

 Micrococcus candicans, 385 

 candidus, 390 

 piltonensis, 390 

 sphaeroides, 390 

 Moraxella Iwoffi, 404 

 Mycobacterium tuberculosis, 404 



577 



