INDEX OF SUBJECTS. 
995 
Tryptic digestion, 
Tryptophan, 
Tubules, renal, 
Trypsin, action of, on proteids, 326, 405, 406, 
416 
,, milk, . . 127 
,, estimation of activity of, . 323 
,, influence of reaction on, . . 337 
,, ,, temperature, on, . 337 
,, preparation of, 315 
,, reactions of, .... 337 
Trypsinogen, ..... 551 
. 414, 418, 428 
amido-acids of, . 421 
ammonia of, . . 427 
chromogen of, . . 427 
cleavage theory of, 405, 
406, 416 
organic bases of, . 426 
. 417, 421, 427 
639, 650, 652, 655 
Tunica media, percentage of proteids in, 24 
Tunieata, test of, . . . . .16 
Tunicin, 4, 14, 16 
Turacin, ...... 61 
Turbellarians, haemoglobin of, . . 187 
Typhoid fever, alkaloid in, . . 59, 60 
Typhotoxin, 59, 60 
Tyroleucine, . . . . .31 
Tyrosine, 423 
,, absorption of, ... 469 
,, in bacterial digestion, . . 466 
,, constitution of, . . . 423 
,, from decomposition of albumi- 
noids, 72, 73, 
74, 75, 76 
,, ,, ,, ,, proteids, 28, 
29, 31, 32, 34, 46, 63 
,, derivatives of putrefaction, . 467 
,, from different substances, . 425 
,, in digestion, 405, 406, 416, 421, 
423, 437 
,, ,, liver, .... 86 
,, ,, pancreas, .... 92 
,, separation of, from leucine, . 424 
,, in spleen, .... 87 
,, ,, sweat, .... 673 
,, testis, .... 93 
,, tests for, . . . .424 
,, in urine, .... 602 
Tyrosine-hydantoin, .... 602 
Tyrotoxicon, ..... 59 
Urate of ammonium, . 
78 
j » 
,, calcium, 
78 
Urates, . . . 587, 
588, 
590, 
591 
Urea 
amount of, . 
581 
892 
,, 
in aqueous humour, 
122, 
183 
,, 
artificial production of, 
33, 
427, 
581 
in bile, 
390 
,, blood, . . 160, 
900, 
902, 
919 
,, 
chemical composition of, 
581 
,, 
in chyle, 
183 
,, 
decomposition of, 
581 
582 
,, 
estimation of, 
583 
,, 
excretion during inanition, . 
887, 
888 
ferment, 
907 
,, 
formation of, in liver, . 
906 
,, 
heat value of, 
834 
j» 
hydrolysis of, 
582 
PAGE 
Urea, in intestinal juice, . . . 557 
,, kidney, . . . . . 92 
,, liver, ... 86, 562, 902 
,, lymph, ..... 182 
,, metabolism, .... 906 
„ milk, 126 
,, muscle, . . . 100, 102, 904 
,, nervous tissues, . . .116 
nitrate of, . . . . . 581 
oxalate of, . . . . . 581 
oxidation of, ... . 583 
preparation of, . . . . 583 
production of, from arginine, . 33 
,, ,, ,, creatine, . 904 
,, >, >) lysatine, . 33 
properties of, ... . 581 
671. 
672. 
581, 
571, 572, 581, 
in proteid decomposition, 28, 33, 34, 427 
quantity of, .... 584 
relation of, to ammonium carbonate, 582 
,, ,, uric acid, . 586, 593 
in saliva, ..... 
salts of, . 
in sweat, 
synthesis of, 
in synthesis of proteids, 
tests for, 
in torpedo organ, 
,, urine, 
Ureide theory of proteids, 
Ureides, ...... 
Ureter, ligature of, ... 
Uric acid, ...... 
., in blood plasma, . 
,, chemical constitution of, 
,, coudition of, in urine, . 
, , effect of diet on production of, 
,, estimation of, 
,, excretion in disease, 
,, ,, individual varia- 
tions in, 
,, ,, influence of drugs on 
,, ,, >! >> exercise 
on, . 
,, heat value of, 
,, intestinal excretion of, 
,, in kidney, .... 
,, ,, leucoeytosis, 
,, ,, leukaemia, 
,, ,, liver, 
,, ,, metabolism, 
,, ,, muscle, . 
,, ,, nervous tissues, 
,, ,, new-born children, . 
,, ,, pancreas, .... 
,, preparation of, . 
,, properties of, 
,, from proteid decomposition, 
,, quantity of, . 
,, reactions of, ... 
,, relation of, to xanthine bases, 
581 
673 
893 
35 
583 
111 
637 
36 
586 
649 
586 
160 
586 
588 
593 
592 
596 
595 
595 
595 
834 
595 
92 
. 67 
. 910 
85, 86, 902, 909 
. 909 
. 100, 101 
. 116 
595 
92 
591 
587 
28 
586 
592 
67, 
596 
593 
587 
87 
,, ,, urea, . 586, 
salts, . 
in spleen, .... 
spontaneous separation of, 578, 588 
in sweat, .... 6/3 
synthesis of, . 586, 893, 909 
tests for, . . • .592 
variations in amount of, . 593 
of urine, 571, 572, 5S6, 637, 653 
