468 



Index 



Trachoma staining, 327 

 Trematodes, fixation, 373 

 Trichloracetic acid, use in fixatives, 10 

 Trichrome PAS method for pituitary, 284 

 Trichrome staining: Churg and Prado 

 method, 158; C.omori method, 156; Mas- 

 son method, 152; Picro-Gomori method, 

 159; Pollak rapid method, 155 

 Trioxyhaematin, Hansen's, formula, 127 

 Triple connective tissue stain, Mallory's, 



147 

 Tris buffer (Hale), 419 

 Tris maleate buffer, Gomori's, 420 

 Tubercle bacilli, fluorescent method. 316 

 Tunicates: anesthetizing, 371, 372; stain- 

 ing, 377 

 Turbellaria, anesthetizing, 372 

 TurnbuU blue for ferrous iron, 235 

 Two cover glass mounting, 123 

 Two different stain methods on one slide, 

 424 



Ultrathin sectioning, 403 

 Ultraviolet microscopy, 100 

 I'ngewitter modification of Bodian, 204 

 Uranium nitrate, Wilder's siher method, 



184 

 Uric acid staining, 247 



Walpole's acetate-acetic acid buffer, 415 



^V'arthin-Starry silver method for spiro- 

 chetes, 318 



Washing after fixation, 12 



Water bath, use of, 58 



Water soluble waxes, embedding and sec- 

 tioning, 80 



Weaver's gelatine fixati\e. 413 



\Veigert-Hart resorcin-fuchsin stain, 162; in 

 pentachrome stain, 162 



AVeigert's iron hematox\lin: formula, 126; 

 Groat's variation, 126; Lillie's variation, 

 126; staining procedure, 137 



Whole mounts: unstained, 379; stained, 

 382 



\Vilcox blood stain, method, 223 



Wilder's silver method for reticulum, 184 



\Voodstain scarlet, in pentachrome stain, 

 163 



Worms: anesthetizing, 372; fixation, 373- 

 375 



Wright-Giemsa stain, 223 



AVright's buffer. 220 



Wright's method and stain for blood 

 smears, 219 



X-ray diffraction, 99 



Xylene clearing: for paraffin method, 33; 

 after staining, 115 



Vacuum oven for paraffin infiltration, 35 

 Van Gieson staining, modified, 315; see also 



Picro-ponceau 

 Verhoeff's elastin stain, 166 

 Vernier reading, 94 



\'ictoria blue for neurological staining, 191 

 Von Kossa method for calcium, 236 



Yetwins mounting medium for nematodes 



and ova, 121 

 Yolk staining, 148, 260 



Zenker's fixative, 16 



Zenker formol, sec Belly's fixative 



Ziehl-Neelsen method for bacteria, 312 



