2086 



SUBJECT INDEX 



Tetraphenylchlorin, structure, 623 

 Tetraphenylporphin, structure and spectra, 



623-25 

 Tetrathionate, as product of PR and CS, 



104,115 

 Thermal adaptation, of plants, 1225-31 



phylogenetic and ontogenetic, 1229-30 

 Thermal intermediates, role in induction, 



1412-13 

 Thermodynamic constants, of Chi associa- 

 tion with activators of fluorescence, 

 770 

 of PS, 3, 49. See also under Energy 

 Thermophilic plants, 1218, 1227-29 

 PS at high temperature, 1228-29, 

 1271-72 

 6,8-Thioctic acid. See Lipoic acid 

 Thiocyanide, effect on soluble Fe and PS in 

 leaves, 318 

 as reductant in CS, 116 

 Thionine 

 Thionine, dimerization, 762 



as oxidant for HR, 1573-74, 1575 

 reaction, with ascorbic acid, 272 



with Fe='+ in Ught, 77, 151, 159, 486, 

 517 

 redox potential, 77, 1573, 1575 

 as sensitizer of autoxidation of Fe^+, 517 

 Thiorhodaceae, ( = purple sulfur bacteria). 



See Bacteria, photosynthetic 

 Thiosinamine. See Allylthiourea. 

 Thiosulfate, in CS, 115, 116 



as reductant in PR, 103, 104 

 Thiourea, Chl-sensitized autoxidation, 

 1526-28, 1949, 1952 

 as inhibitor of HR, 1612 

 non-quencher of Chi fluorescence, 783, 

 1528 

 Time effects 



Time effects, in Chi association with 

 phenylhydrazine, 1834 

 in PS, 1313-1484. See also Photosyn- 

 thesis in alternating and flashing 

 light and Induction 

 at high temperature, 1221-22 

 at low temperature, 1219 

 in strong light, 532-35, 1476 

 Toluene, as reductant in CS, 118 



as solvent for reversible PR of Chi by 

 phenylhydrazine, 1805 

 "Topochemical mechanism," of PS, 152 

 TPN. See Pyridine nucleotides 

 "Transients," 1328, 1433, 1475. See also 



Induction 

 Transition probability. See Oscillator 



strength 

 Translocation, of PS products, as factor in 



PS, 331-33, 875 

 Transphosphorylation. See High energy 



phosphates 

 Transpiration, of leaves, function of 

 stomata, 912, 913, 944 

 role in energy balance, 1212-13 

 role in solar energy dissipation, 9 

 Tricarboxylic acids. See Krebs cycle, Citric 



acid, Isocitric acid, etc. 

 Trinitrotoluene, Chi fluorescence quench- 

 ing, 782, 784 

 Triose 



Triose, as intermediate, in PS?, 240, 1687, 

 1692, 1695, 1696, 1697, 1698, 1909 

 in R, 223, 1690, 1692 

 Triose phosphate, C(14) tagging in PS, 

 1656, 1670, 1679, 1683, 1685 

 photostationary concentration, 1679 

 PS intermediate?, 1687, 1909 

 Triose phosphate dehydrogenase, in chloro- 

 plast preparations, 1749 

 role in PS, deduced from inhibition 

 data, 1687, 1909-10 

 Triphosphopyridine nucleotide (TPN). See 



Pyridine nucleotides 

 Triplet state of Chi. See Chlorophijll mole- 

 cule, long-lived state 

 Tritium, PS with T2O, 298, 557 



U 



Ultracentrifuge, use for fractionation of 



chloroplastic matter, 1740-41 

 Ultrasonics, use for disintegration of 



chloroplastic material, 1543, 1558 

 Ultraviolet light 



Ultraviolet light, effect, on growth of 

 Chlorella, 345, 1153, 1924 

 on HR, in chloroplast suspensions, 1614- 

 15, 1922-24 

 in Scenedesmus, 1922 



Volume I, pp. 1-599; Volume II.l, pp. 601-1208; Volume II.2, pp. 1209-2088 



