666 



INDEX 



Trypsin passage of, into stomach, 23 

 toxdcity of, when parenteraUy 



introduced, 48 

 -zymogen, 41 

 Trypsinogen, 41 



activation of, 41, 42, 43 

 Trypsoid, 44 

 Tryptases, 76 

 Tryptophane, 64, 497 

 Tuberculosis, urochromogen and diazo- 



reaction in, 145 

 Tyrosin, 64, 98, 145 



catabolism of, 467, 470 



in formation of acetone bodies, 



439 

 oxyphenyllactic acid 



by moulds, 472 

 importance of, in foods, 497 

 reacting with diazo-bodies, 145 

 Tyrosinase, 544, 548 



U 



Ulcer of stomach, origin of, 26 

 Ultramicroscopy of lab-process, 29 

 Ultra-violet rays causing carbohy- 

 drate cleavage, 344 

 increasing starch hydrolyza- 



tion, 220 



Uraminoacids, 98, 478 

 Urates, lactam and lactim forms of, 



179 

 solubility of different urates and 



uric acid, 181 

 Urea, aminoacids in formation of, 97, 



100 



ammonium carbamate in forma- 

 tion of, 97 

 carbonate in formation of, 



97, 100 

 elimination in acidosis, 442 



postccenal, 105, 498 

 estimation, quantitative, of, 106 

 formation in body, theories of, 



97, 98, 99 

 a general cellular 



function, 102 

 liver in, 100, 101 



perfusion experiments 



in, 100 

 place of formation of, in body, 



101 

 stimulating protein metabolism, 



499 



in synthesis of uric acid, 156 

 Uiic acid, from adrenin and guanin, 



149 

 affinity of tissue for, in gout, 



176 



alkali combinations of, 178 

 and allantoin, 158 

 bacillus, 165 

 curve in gout, 174 



Uric acid, decomposition of, reduced 



in gout, 173 

 diathesis, 182 



deposition in gout, 182, 184 

 elimination in fever, 619 



leukaemia, 153 

 estimation of, quantitative, 



168 



excretion in acute gouty ex- 

 acerbations, 174 

 fate of intermediate, in mam- 

 mals, 158 

 in man, 160 

 orally introduced, 



162, 164 



parenteraUy intro- 

 duced, 159, 162 

 fixed, 182 



formation in birds and rep- 

 tiles, synthetic, 154 

 formation in birds and rep- 

 tiles, oxidative, 



157 



gout, 171 



exogenous and endogen- 

 ous, 148 

 in mammals, oxidative, 



157 

 increased in blood in gout, 



170 

 influence of nucleinic acid in, 



180 



integrative factor, 162 

 loosely combined, 182 

 regeneration of, 165 

 retention in gout, 176 

 solubility in relation to gout, 



179, 181 



in variations of alkales- 

 cence in gout, 178 

 synthesis, absence of, in 

 mammals, 157 



in birds and reptiles, 154 

 Uricsemia, 171 



endogenous, 171 

 retention, 171 

 Uricase, 161 



absence in human tissues of, 160 

 Uricolysis, 158, 164 

 in monkeys, 164 



Urinary colloids of Salkowski, 147 

 dextrin in diabetes, 267 

 purin, origin of endogenous, 153 

 rest, nitrogen, 136 

 Urine, aromatic substances in, 319 

 in fasting, 505 

 fat from blood in, 375 

 lactic acid in, 462 

 removal of albumin from, 206 

 rest-nitrogen in, 136 

 Urocaninic acid, 146 

 Urochrome, 138 



chemical status of, 140 



