SUBJECT INDEX 



Absorbancy changes: bacteriochlorophyll, 402; C. fliiosiilfatopliiluni, 417-421; Cps. 

 ethylicum, 417; R. vamielii, 329, 434-437; R. n<bn(i)i, 269, 272 



Absorption spectra: B^„^ extract, 116, 117; bacteriochlorophyll, 80, 118, 398, 399, 

 400, 402; bacteriopheophytin, 117, 118. 387; chlorophyll-770 complex, 425; 

 Cliroiiiatiinii strain D cells, 81; cytochrome oxidation, Cps. cthyliciDn, 419, 420; 

 C!i)-oi)iat/i<iii iron protein, 318, 322; Rbs. sphcroides chromatophores, 386, 388; 

 R. r/<&r»»? chromatophores, 116, 270, 401 



Action spectra: cytochrome oxidation, Cps. eUiylicioji, 420; ESR signal with R. 

 ntbriDu, 339; light inhibition on respiration, 282; light-stimulated respiration, 

 283; light relief on CO- inhibited respiration, 284 



Acetate, conversion to isocitrate: 152 



Aconitate hydratase deficiency, C. thiosiilfatophilu»i: 153, 157 



Ascorbate: effect on photophosphorylation, 140, 188, 191; light-induced oxidation of, 

 330 



Bacteriochlorophyll: absorbancy changes, 402; chemical oxidation (bleaching), 398, 

 403; chemiluminescence, 404; hypothetical energy scheme of oxidations and reduc- 

 tions, 407; oxidation potential, 288: photobleaching, 401,403.408; photochemistry, 

 397; photooxidation, 348; reversible photoreduction, 405 



Bacteriochlorophyll content, effect of environmental conditions: 92 



Bacteriochlorophyll oxidation, effect of light and ferri-ferrocyanide mixtures: 408 



Bacteriochlorophyll-protein ratio in Cps. etliylic/iiii: 430 



Bacteriochlorophyll synthesis: effect of inhibitors of electron transport and phos- 

 phorylation, 53; effect of temperature, 56 



Bacteriopheophytin from R. ruhriDii: 115 



Carotenoid biosynthesis: 23; cyclization step, 30; postulated pathway of, 31 



Carotenoid interconversions, Rps. gclatinosa: 26 



Carotenoids: 19; chemical structure, 20; distribution, 22; Rps. gelatiiioso, 25; 

 Thiorhodaceae, 29 



Chlorobiunr chlorophyll content at low light intensity, 107; particles, cytochromes and 

 other components, 75 



Chlorohiii))! thiosidfatophihiiii: chlorophyll-770 complex, 423; light-induced absorb- 

 ancy changes, 417; photoautotrophy, biochemical basis, 151; photooxidation of 

 cytochromes, 417-421; photophosphorylation, 77 



Chlorophyll: content in Clilorohiioii, 107; synthesis, 42 



Chlorophyll-770: 354, 415 



Chlorophyll-770 complex, properties: 423 



CMoropseitdoniouas ctliyliciiiH: chlorophyll-770 complex, 423; ESR signal, 351; light- 

 induced absorbancy changes, 417 



Chromatium: cytochrome photooxidation, 360; effect of light intensity, 82; iron 

 protein, 315; membrane fractions, structure, 101; photooxidation reactions cata- 

 lyzed by chromatophores. 243 



Chromatophore fragment: 448 



Chromatophore fragments: effect of changing ionic strength of medium, 309-311; 

 physiology, 307; preparation, 121; rates of dark enzymatic reactions, 253; relation 

 to cell membrane, 122; R. molischiaiunu. 111 



Comparative biochemistry of photosynthesis: 129 



Cytochrome photooxidation: 416; C. tliiosidfatophihau, 411-421; Cps. ctliylicni)i, quan- 

 tum requirement. 418; effect of glycerol on kinetics of, 360; kinetics, 369; R. 

 vwinielii, 328, 434-437; R. rnhriiDi, 239 



Cytochromes: 5-type, 65; c-type, 64; o-type, 66 



Cytochromoids (RHP): 66; composition, 67; properties. 68 



521 



