INDEX 



711 



"Direct" hematoxylin stains, 284-293 

 "Direct" staining, explanation, 271, 284 

 Disintegration of fossil deposits, 18 

 Dissecting dishes, wax for, 667 

 Dissociating agents, 262-264 

 Dissection of earthworm ovary, 526 

 Dobell's, fixatives, 



picric-acetic, 222, 242; picric-formalde- 

 hyde-acetic, 224 

 iron-mordant hematin stain, 281 

 method for Entamoeba histolytica, 507 

 molybdenum-hematoxylin, 507 

 phosphotungstic hematoxylin, 507 

 triple stain, 369 

 Doetschman's "Berlese" mountant, 631 

 Dogiel's method for corpuscles of Grandry 



and Herbst, 554 

 Doglio's method for acid-fast bacteria, 476 

 Doherty, Suk and Alexander's method for 



blood capillaries, 417 

 Doinikow's method for regenerating nerves, 



582 

 Doleris, see Morel, 357 

 Domagk's picro-thiazin red, 325 

 Dominici's fixative, 219, 242 



in Nageotte's method for Schwann cells, 

 415 

 triple stain, 351 

 Donaggio's, method for neurofibrillae, 402 

 in hematoxylin, 291 



in Donaggio's method for nerves, 404 

 Donaggio, see also Vassale, 605 

 Donaldson's iodine-eosin, 321 

 Dorner's method for bacterial spores, 485 

 Dornfield, see Slater, 367 

 Dotti, Papara and Clarke's method for de- 

 calcification, 256 

 Double-embedded sections, 153-156 

 Double embedding, technique of making 



block, 155 

 Double stains, see under author or ingredient 

 Doub row's method for acid-fast bacteria in 



sections, 496 

 Douglas's method for acid-fast bacteria in 



sections, 496 

 Doutrelepont's method for spirochetes, 479 

 Downey's, fixative, 211 



method for megakaryocytes, 432 

 Downey, see also Slider, 350 

 Downs's polyvinyl alcohol mountant, 42, 636 

 Doyere's injection fluid, 662 



injection method, 163 

 "DPX" mountant, 641 

 Dracunculus, larvae of, 509 

 Drasch's method for nerve endings in ali- 

 mentary canal, 535 

 Drew's fixative, 236 



in Drew's method for mitochondria, 443 

 Drew-Murray's triple stain, 369 

 Dried plants, reswelling, 667 



"Drierite," 623 



Driver's method for disintegration of fossil 



deposits, 18 

 Drosophila, salivary gland chromosomes, 



437 

 Drost's macerating fluid, 263 

 Drueger, see Proescher, 318 

 Drliner's fixative, 197, 242 

 Dry wholemounts, 10-20 

 attaching cells for, 13 

 backgrounds for, 13-14 

 cementing coverslips to, 16 



objects in, 14-16 

 definition, 10 

 of, 



bone, 85; Foraminifera, 17-20; Radio- 

 laria, 17-20 

 sealing, 16 

 selection of, 



cell, 11-12; coverslip, 11; slide, 10 

 wooden slides for, 10 

 Dublin's method for, melanin, 568 



skin, 567 

 "Dubosq," 314 



Dubreuil's double contrast, 325 

 Dubreuil, see also Lancelin, 597; Tre- 



bondeau, 289, 484, 490 

 Dubuscq's method for arthropod blood, 417 

 Duesberg, see Meves, 201, 248 

 Duff, see MacCallum, 426 

 Dufrenoy's method for mitochondria and 

 bacteria, 444 

 wax embedding method, 646 

 Duggan's fixative, 200, 242 

 Duggar's fixative, 210, 242 

 Dulaus, see Morel, 505 

 Dunham's clearing mixture for nitrocellulose 



sections, 628 

 Duperie's method for spirochetes, 479 

 Dupres's, differentiator, 520 

 in Dupres's technique, 315 

 stains, 



acid fuchsin-tolindine blue-orange G, 

 359; magenta, 315, (in Dupres's tech- 

 nique, 339); toluidine blue-orange G, 

 339 

 Durig's, fixative, 233, 242 



silver-dichromate method for nervous 

 tissues, 604 

 Du's method for Treponema, 479 

 Duthie's fixative, 216 



Dutton's method for bacterial spores, 485 

 Duval, see Rubens, 389 

 Dye, definition of, 269 

 Dye staining, definition, 269 

 Dye staining methods, see under name of 



author, object or ingredient 

 Dye staining techniques, method of classifi- 

 cation, 271 

 remarks on, 271 



