SUBJECT INDEX 



597 



as H transfer, 52 



inhibition, 301-306, 308, 311, 315, 316, 

 318-319, 320-324, 569-570 



interaction with PS and PO, 332, 527, 

 530-531, 562-566 



in purple bacteria, 100, 110-111 



role of acids, 267-269 

 of carotenoids, 475, 557 

 of phosphorylation, 222-226 



stimulation, 301, 304, 316 

 Respiratory quotient, 32, 34, 109, 266 

 Reversible bleaching. See Chlorophyll 



bleaching, reversible 

 Reversible oxidation of chlorophyll. See 



Chlorophyll oxidation, reversible 

 Reversible oxidation reduction systems, 221, 



231-232 

 Reversible peroxide formation. See Per- 

 oxide, reversible 

 Reversible reduction of chlorophyll. See 



Chlorophyll reduction, reversible 

 Rhodamine, as sensitizer, 78, 92 



as stain, 361, 367 

 Rhodins, 447 



Rhodoceae. See Red algae 

 Rhodopin, rhodopurpurin, rhodovibrin, 



rhodoviolascin, 416, 473 

 Rubidium, as K substitute, 337, 428 

 Rubrene, peroxide, 292 



PO, 511 



Salt effects, 179, 336, 465, 506 

 Salting-out, of chloroplastic matter, 369- 

 371 



of Chi, coacervates, 392 



of CO2, 179 

 Salt-water algae, dependency of PS on 



sahnity, 336 

 Saturation of photosynthesis, with CO2, 196 



with light, 532, 535 

 Selenium, in bacterial metaboUsm, 101 

 Self-quenching, of Chi fluorescence, 484, 



489, 518, 519 

 Semiquinones, 231-233 

 Sensitization, by carotenoids, 522 



by Chi, 507-522, 543, 557 



of Chi fluorescence, 515 



in a complex, 520-521 



direct and indirect, 483 



by kinetic encounters, 514-520 



relation to fluorescence, 483-484, 546- 

 548 

 Separations methods, of chloroplastic mat- 

 ter and cytoplasm, 368-371 



of pigments, 399-400 

 Shade plants. See Ombrophilic plants 

 Silent discharges, effect on CO2, 83 

 Silver nitrate reduction, by ascorbic acid, 

 272 



by chloroplasts. See Molisch reaction 

 Smoke gases, effect on vegetation, 538 

 Sodium, effect on PS, 340 



in leaves, 377 

 Solarization, in PS, 532 

 Solvents, function in Chi allomerization, 

 461-462 

 in Chi bleaching, 491-492, 500 



protective effect on Chi, 501 



reaction with Chi as step in sensitiza- 

 tion, 516 

 with Chi* as cause of weak fluores- 

 cence, 405-486 

 Sorption, isothermals of Chi for CO2, 452 

 Spongy parenchyma, 357 

 Stabilization of intermediates, role in PS, 



161, 172 

 Standard bond energies, 213-215, 217, 283, 



484 

 Starch, dissolution in intense light, 532 



energy, 49 



equihbrium with sugars in guard cells, 334 



food for flagellates, 261 



formation in ultraviolet light, 344 



formation sensitized by Chi b, 406, 

 423-424 



grains in chloroplasts, 33 



maximum accumulation, 46 



occurrence in plants, 43, 47 



as product of PS, 37, 42, 86, 87 



production in plants from organic foods, 

 257-263 



structure, 42 

 Sterols, in leaves, 375 

 Stimulation. See Photoxidation, Photo- 

 synthesis, Respiration 

 Stomata, closure mechanism and role in 



PS, 331, 334, 532 

 Stroma, of chloroplasts, 358, 361, 362, 



369-370 

 Substitute reductants and oxidants in photo- 

 synthesis, 67, 124, 538, 541-543 



