SUBJECT INDEX 



445 



alpha and beta, 133, 149, 150 

 amino acids in, 132, 149-153, 



158 

 chromatography of, 132, 133-138, 



150-153 

 combination with CN, 131 

 combining weight, 132 

 definition, 243, 263 

 dual oxidation, 129, 196-197 

 effects of oxygen on spectra of, 



140-145 

 electrophoresis, 137-138, 151-152 

 ferricyanide oxidation of, 132 

 fluorescence of, 8, 134-136, 138, 



146-149, 153 

 hydrolysis of, 132, 149-153 

 infrared absorption, 132, 150, 



157-159 

 ion exchange fractions, 135-136 

 possible nature of, 130 

 purification, 128, 132-138 

 redox potential, 132 

 reversible oxidation, 114-115 

 Rf values, 134, 135 

 stabihty vs. pH, 140 

 UV absorption, 138-146, 151 

 yellow pigment from, 132 

 Luciferin, firefly, 130 

 absorption maxima, 166 

 chromatography, 163-166, 199 

 concentration vs. light, 173 

 electrophoresis, 202 

 fluorescence of, 8, 165-166, 200- 



201 

 infrared absorption, 200-202 

 mass spectrocopy, 205-207 

 pK„ 200-201 

 polarography, 203 

 purification of, 162-166 

 relation to dipyrimidopyrazine, 



207 

 relation to riboflavin, 200-202 

 role in flash, 330-331 

 stability of, 166, 196 

 structure proposed, 206 

 UV absorption, 200 

 Luciferin-luciferase reaction 

 specificity, 13-14 



various organisms, 6, 7, 16-21, 

 161, 211, 349, 353, 359, 365, 

 366 

 Luciferin, Pholas, 130, 263 

 Luciferin, relation to naphthoqui- 

 nones, 115—127 

 Lumichrome, 8, 242, 249 

 Lumiflavin, 229, 242 

 Luminescence 



in "red water," 397 

 intrinsic lifetime, 29 

 relation to respiration, 223 

 Luminescence efficiency, ^, 76, 81, 



83-86 

 Luminol, see also DPD; Chemilumi- 

 nescence 

 anaerobic reaction of, 80 

 fluorescence yields, 85 

 ionization constants, 95 

 quantum yield, 85 

 rate of oxidation, 87-91 

 role of oxygen in luminescence of, 



77-81 

 structure of, 92 



total luminescence, temperature 

 dependence, 82-85 

 Luminor nerves, 5, 12 

 Luminous bacteria, see also Bacte- 

 rial luminescence; Luciferin, 

 bacterial; etc. 

 Luminous bacteria 



detectors of oxygen, 78-79 

 illumination by, 338 

 parasitic, 1, 336-337 

 pathogenic, 1, 359 

 saprophytic, 1, 16, 337 

 symbiotic, 1, 2, 299, 335, 336, 

 353, 354, 367, 368, 372 

 Luminous bacteria, extracts, see also 

 Bact. luminescence in vitro 

 Luminous bacteria, extracts 

 anti-allergic action, 338 

 anti-gangrenous action, 338 

 anti-rheumatic action, 338 

 neurotropism, 338 

 Luminous organisms (common 

 names ) 

 amphipods, 18 



