SUBJECT INDEX 



515 



Centrifuge (s) (continued): 

 high-speed types, air-driven "spin- 

 ning-top," 448 

 electric motor, 448 

 electrically powered, magnetically 



supported vacuum-tjT^e, 451 

 hydrogen-driven "spinning top," 



449 

 plastic-rotor air-driven, 449 

 for separation of cellular compo- 

 nents, 448 

 vacuum-type air-driven, 450 

 ultra-. See Ultracentrifuge. 

 vacuum vs. nonvacuum type, 450 

 Centrifuge microscope, for separation 



of cellular components, 447 

 Cerimetric method for calcium, 275 



for reducing sugars, 297 

 Chemical staining methods in micro- 

 scopic technicjue, 11 

 Chemical staining methods, 11. See 

 also under specific compounds to 

 be determined, 

 freezing-drying techniciue, 11 

 general requirements 11 

 localization of enzymes, 77 

 localization of inorganic elements 



and radicals by, 14 

 mounting media, 13 

 requirements for enzyme methods, 

 12 

 Chemical techniques, 165 

 apparatus, 166 



for determination of amount of a 

 biological sample by nitrogen 

 content, 426 

 by nucleic acid content, 426 

 dilatometric techniques, 413 

 methods of isolation used in, 165 

 Chemotherapeutics, interference of 

 tissue fluorescence in locatization, 

 108 

 localization by direct fluorescence, 

 108 



Chevremont-Comhaire method for 



riboflavin, 43 

 Chibnall method for chloroplasts, 468 

 Chitin, softening, Diaphanol method, 

 53 

 Murray method, 53 

 staining methods, 52-54 



Chloride, 

 colorimetric determination, by capil- 

 lary tube technique, 200 

 by cuvette technique, 224 

 by electrometric titration method 

 281 



by Linderstr0m-Lang-Palmer-Holter 

 method, 282 



by permanganate oxidation method. 



281 

 by Sender oy colorimetric method. 



225 

 by silver nitrate method, 281 

 by titrimetric techniques, 281 

 Chloride- phosphate-carbonate, chemi- 

 cal staining method, 32 

 Chlorophyll, localization by direct 



observation of fluorescence, 105 

 Chloroplasts, Chibnall method for 

 isolation. 468 

 Granick method for isolation, 469 

 isolation from leaf cells, 468 

 Menke method for isolation, 468 

 Neish procedure for isolation, 469 

 Chloroplatinic acid as precipitant in 

 determination of potassium, 269 

 Cholesterol, chemical staining meth- 

 ods, 38 

 Schultz test for staining, 41 

 Cholinesterase, by Cartesian diver 

 manometric technique, 393 

 by Glick acidimetric method, 310 

 by Linderstr0m-Lang-Glick method, 

 393 

 Chondroitin sulfuric acid proteins, 



Hempelmann method, 46 

 Christeller method, for localization 



of gold, 27 

 Chromaffin reaction, for localization 



of phenols, 74 

 Chromate method for localization of 



lead, 22 

 Chromatin elements., detection by 

 Rafalko modification of Feulgen 

 reagent, 65 

 Chromatin threads, isolation from 



cell nuclei, 461 

 Claff-Swenson glass capillary elec- 

 trodes, 184 

 Clark-Levitan-Gleason-Greenberg ti- 

 trimetric procedure for sodium, 

 270 



