SUBJECT INDEX 



921 



n-Orbitals of pyrimidine, schematic 

 contour diagrams of: 43 



OsciUatoria: 479 



()\albmnin, polarization spectra: 98 



Oxidation-reduction potentials of some 

 chloroplast and mitochondrial cyto- 

 chromes: 432 



Oxvluciferin: absorbance spectra of, 239; 

 absorption and fluorescence, 241; ab- 

 sorption and fluorescence energy level 

 diagram. 243; and E-L-AMP, fluores- 

 cence of, 226; fluorescence spectra of, 

 240 



Oxvluciferin activation, and reaction of 

 coenzyme A: 232 



Oxyluciferin and luciferin, fluorescence 

 yields of: 242 



Oxyluciferyl adenylate, and oxyluciferin, 

 fluorescence of: 226 



Oxyluciferyl-CoA: 231 



Oxyluciferyl-CoA decomposition, eifect 

 of adenylic acid pyrophosphate on: 

 234 



Oxyluciferyl-CoA fluorescence, effect of 

 cysteine on: 233 



Paramagnetic substances, quenching by: 

 71 



Pepsin, emission and excitation spectra: 

 96 



Periplaneta: 772 



Phenol, depolarization of: 92 



Pholas dactylus: 207 



Phosphatidyl glycerol: 393; effect of 

 illumination upon concentration of, 

 393 



Phospholipids: 392 



Phosphorylation: bacterial, cefaclors of, 

 507; effect of vitamin K3 and FMN, 

 502; in extracts of R. rubrum, respira- 

 tion and light-induced, 441 



Phosphorylation, photosynthetic: cata- 

 lysts of, 498, 505; electron flow mecha- 

 nism of, 508; and molecular oxygen, 

 501 



Photic organs, speculations on inter- 

 relations and evolution of: 754 



Photobacterium fischeri: 264 



Photochemical bleaching of an absorp- 

 tion at 700 m^: 401 



Photochemical and pliotophysical reac- 

 tions of chlorophyll: 317 



Pliotochemical processes in photosyn- 

 thesis, function of haem proteins: 483 



Pliotochemical reduction of triphospho- 

 pyridinc nucleotide: 631 



Photochemical theory of vision: 711 



Photohydrolysis: of ATP, 625; of blue- 

 green algae, 621 



Photolysis, flash: 70 



Photometabolism of acetate: 591 



Photoperiod: 696 



Photoperiodism: 673 



Photophore anatomy: 755 



Photophosphorylation: 623; in Anabaena 

 fragments. 622; anaerobic cyclic, 512; 

 of blue-green algae, 621; by Chroma- 

 tium particles, effect of inhibitors on, 

 508; cyclic, 511; effect of chloride, 513; 

 effect of chloride on non-cyclic, 540; 

 effect of CN- on ascorbate-stimulated, 

 583; effect of ferricyanide. 514; effect 

 of light intensity on, 521; effect of 

 oxygen on, 609; effect of vitamin K., 

 and phenazine methosulfate, 520; evi- 

 dence for electron flow mechanism, 

 513; and Mehler reaction, 615; mul- 

 tiple sites in cyclic, 519; non-cyclic, 

 537; oxygen-catalyzed, 542; as primi- 

 tive photosynthesis, 526; by purified 

 grana, 526; in presence of PMS, sensi- 

 tization of, 411; relation of cyclic to 

 non-cyclic, 547; scheme for non-cyclic, 

 541; stimulation by photosynthetic 

 pyridine nucleotide reductase, 583 



Photophosphorylating system, structural 

 association of chlorophyll with: 522 



Photophysical effects in model systems: 

 331 



Photophysical and photochemical reac- 

 tions of chlorophyll: 317 



Photopigment concentration and visual 

 sensitivity: 740 



Photoproduction of H2 from succinate: 

 534 



Photoproduction of molecular hydrogen 



