INDEX. 



523 



The numbers refer to the Pages. 

 Nicotiu for narcotisation, 13. cloves, 9, 81, 9.6, 199; lemons, 81 ; 



NIESSING, fixing liquids, 362. 



NIETZKI, carrainic acid, 164; haeraa- 

 teiu, 177. 



Xigranilin, 226. 



Nigrosin, as a chromatin stain, 207 ; 

 as a plasma stain, 223. 



NIKIFOBOW, Ehrlich's acidophilous 

 mixture, 224; myelin stain, 408. 



XISSL, stain for nerve-cells, 389. 



Nitrate of silver impregnation, 243 

 249 ; generalities, 243 ; solutions, 

 245 ; reduction, 247 ; af ter-black- 

 ening, 248 ; marine animals, 248 ; 

 vulcanite rings for, 244 ; and see 

 GOLGI. 



Nitrate of uranium, 36. 



Nitric acid, for fixing and hardening, 

 46, 382 ; for maceration, 317 ; for 

 corrosion, 321; for decalcification, 

 323, 324 ; for bleaching, 329. 



Nitrite of amyl, 297. 



NOACK, orientation, 108. 



NOCHT, methylen blue and red, 228. 



Noir Colin, 226. 



NOLL, mounting medium, 274; cor- 

 rosion, 321. 



NOBDMANN, plasma cells, 438. 



Normal salt solution, 269. 



NOBBIS and SHAKESPEABE, carmine 

 and indigo-carmine, 264. 



NOWAK, water-hath, 114. 



Nucleoli, 365. 



NUSBATJM, serial sections, 140, 142. 



0. 



OBEBSTEINEB, hardening nerve- 

 centres, 382. 



OBBEGIA, serial sections, 151 ; Golgi's 

 impregnation, 423. 



ODENIUS, maceration, 318. 



OHLMACHEB, sublimate alcohol, 65; 

 section fixing, 144; mordanting 

 with formalin, 200 ; safranin 

 artefacts, 204 ; picro-Saurefuch- 

 sin, 215 ; myelin stain, 408. 



Oil, of aniseed, 81, 189 ; bergamot, 81, 

 83, 97; cajeput, 84 ; cedar, 6, 9, 

 81, 97, 286 ; cinnamon, 81, 83 ; 



origanum, 83; sandal-wood, 84; 

 thyme, 84 ; turpentine, 81, 84, 96, 

 286 ; and see Clearing agenta. 



Olive oil, refraction, 81. 



Ophiuriden, 482. 



OPPEL, gastric glands, 456; liver and 

 spleen, 457. 



OPPITZ, silver impregnation, 247. 



Optical differentiation, 23, 41. 



Orange G, 213, 214. 



Orcein, Israel's method, 263 ; Unna's, 

 436, 441. 



Orchella, 263. 



Orchestia, ova, 354. 



Orientation, in paraffin, 103, 104; in 

 celloidin, 124; of blocks, 107, 

 108, 501. 



Origanum oil, 83. 



Orseille, 263. 



OBTH, " Formol-Muller," 76, 387. 



Osmic acid, generalities, 23, 31 ; how 

 to keep, 31 ; regeneration of, 32 ; 

 fixation with, 33; after-treatment, 

 34 ; characters of the fixation, 

 35; blackeuing of fat, 36; mix- 

 tures, 36, 40, et seq. ; sublimate 

 mixtures, 59 ; picric mixtures, 69 ; 

 stains with pyrogallol, pyrolig- 

 neous acid or tannin, 258 260; 

 stains for metlullated nerve, 404 

 406. 



Osmicated cells, 35. 



Osmic-bichromic mixtures, 44. 



Osmio-sublimate mixtures, 59. 



Osmium, see Osmic acid. 



Osmium-carmine, 479. 



Osmosis, to avoid, 4. 



Ostracoda, 466. 



Otocyst of Mysis, 469. 



Ova, see Embryological methods. 



Ovens, 100. 



OYEBTON, bleaching, 34, 38; fixing 

 with iodine, 66 ; fixing Infusoria, 

 53. 



OVIATT and SABGENT, injecting, 298. 



Oxalic acid, for maceratio,n 318. 



Oxygenated water, for narcotisation, 

 18; for bleaching, 34,328. 



