INDEX 



635 



Tannin test for carbon monoxide hemoglobin, 



298 



Tanret's reagent, preparation of, 104, 425 

 Tanret's test, 104, 425 

 Tartar, formation of, 55 

 Taurine, 204, 210, 341, 346, 369, 392 

 derivatives, 369, 392 

 formula for, 204 

 microscopical appearance, 211 

 preparation of, 210 

 Taurocholic acid, 204 



group, 204 

 Teichmann's crystals, form of (see Hemin 



crystals, p. 265) 

 test, 264, 266, 429 

 Tendomucoid, 94, 113, 332 

 biuret test on, 332 

 chemical composition of, 113 

 hydrolysis of, 332 



loosely combined sulphur in, test for, 332 

 preparation of, 332 

 solubility of, 332 

 Test meals, 161 



Ewald, 161 

 water, 161 

 retention, 161 

 Tetrapeptides, 66, 95 

 Tetramethylene-diamine, 214 

 Tetranucleotide, 125 



Thiocyanates in saliva, significance of, 55 

 ferric chloride test for, 59 

 Solera's reaction for, 59 

 Thiocyanates in uiine, 369, 392 

 Thiophene reaction, 171 

 Thoma-Zeiss hemocytometer, 304 

 Thrombin, 247, 257 

 Thromboplastine, 257 

 Thymol, formula for, 367 



interference in Heller's ring test, 423 



determination of sugar, acetone bodies, 

 phosphates and magnesium in urine, 

 367 



interference of, in Lieben's acetone test, 437 

 use of, as preservative, 367 

 Thymolphthalein, use of, as indicator, 157, 158 

 Thymus histone, 93 

 Thymus nucleic acid, 124, 131 



preparation of, 131 

 tests on, 132 



Timejrelations of protein metabolism, 569 

 Tincture of iodine, preparation of, 608 

 Tissue, adipose, experiments on, 176, 338 

 connective, 330 



white fibrous, 331 



composition of, 331 

 experiments on, 332 

 yellow elastic, 333 



composition of, 334 

 experiments on, 334 

 epithelial, 330 



experiments on 331 

 muscular, 339 



experiments on, 347 

 nervous, 353 



experiments on, 356 

 osseous, 336 



experiments on, 337 

 Tissue d6bris in urinary sediments, 465, 473 



Titanium tetrachloride as cellulose solvent, 49 

 Toison's solution, preparation of, 608 

 o-Tolidin test for blood, 233, 263, 430 

 Tollen's reaction for conjugate glycuronates, 442 

 arabinose, 37 

 galactose, 36, 446 

 pentoses in urine, 443 

 Topfer's method for quantitative analysis of 



gastric juice, 174 

 Topfer's reagent, as indicator, 153, 154, 164, 175 



preparation of, 175 

 Total solids, of milk, quantitative determination 



of, 327 

 of urine, quantitative determination of, 



483 



Total sulphur of urine, quantitative determina- 

 tion of, 548 



phosphorus of urine, quantitative deter- 

 mination of, 554 

 Trichloracetic acid, precipitation of protein by, 



103, 120, 272 



Tricresol-peroxidase reaction (Kastle), 320 

 Trimethyl-oxyethyl-ammonium hydroxide (see 



Choline, 212, 354, 357) 

 Trioses, 19 

 Tripeptides, 66, 95 

 Triple phosphate, 362, 408, 458, 476 

 crystalline form of, 408 

 formation of, 408 

 Trisaccharides, 19, 42 

 Trommer's test, 25 

 Tropaeolin O, use of, as indicator, 157 



preparation of, 158 

 Tropaeolin OO, use of, as indicator, 153, 154, 155, 



157, 159 



preparation of, 155, 158 

 Tropaeolin OOO, use of, as indicator, 157 



preparation of, 158 



Trypsin (see also Pancreatic protease, 5, 12, 186) 

 action of, upon proteins, 66, 186, 189 

 experiments on, 190 

 influence of alkalis and mineral acids upon, 



186 

 in stomach, 151, 169 



determination of, 169 

 nature of, 186 

 Trypsinogen, 6, 186 



activation of, 6, 186, 196 

 Tryptic digestion, 66, 186 



influence of bile on, 190 



most favorable reaction for, 19 1 



temperature for, 192 

 products of, 66, 186, 189 

 Tryptic proteolysis, 142, 186 

 Tryptophane, 65, 67, 68, 77, 98, 199 

 bromine water test for, 199 

 formula for, 77 



group in the protein molecule, 98 

 Hopkins-Cole reaction for, 98 

 mercury compound of, preparation of, 190 

 occurrence of, as a decomposition product of 



protein, 65, 67, 68, 77 



occurrence of, as an end-product of pan- 

 creatic digestion, 186, 189 

 Tuberculosis, urochromogen reaction for, 453 

 Tussah silk fibroin, 68 

 Tyrosinase, 5 

 Tyrosine, 5, 65, 67, 69, 74, 86, 97, 186, 463 



