TOPICAL SUBJECT INDEX
453
reassociation of, VI, 337-339
separation of, VI, 333-334
structure of, VI, 334
general considerations, VI, 330-331
purification of, VI, 332-333
structure, biological activity and, VI,
336-339
Intestine,
amylase of, III, 370, 383
epithelium, permeability characteristics
of, VII, 163-164
invertebrate, VI, 381-382
monogastric vertebrates, VI, 357-361
movements of, VI, 356
pentose phosphate cycle in, VII, 3637
Inulase, isolation of, III, 402
Invertase, substrates of, III, 402
Invertebrates,
blood coagulation in, IV, 436-462
chlorine in, V, 495-497
digestion in, VI, 377-390
digestive absorption in, VI, 354-356
fats of, II, 29, 34
hormones in, VI, 245-290
freshwater, carotenoids in, IV, 668
hemostasis in, IV, 460-462
intestine of, VI, 381-382
marine, carotenoids in, IV, 667-668
myofibrils of, II, 249-257
myosin of, II, 278-281
phospholipids of, III, 254
porphyrins in, IV, 572-595
smooth muscle of, II, 260-268, 282284
urine formation in, II, 491-496
visual systems in, I, 338-341
Iodine,
occurrence of, V, 494, 509-539
requirement for, VI, 177-178
Iodine-staining,
α-amylase and, III, 359, 362-363, 387
β-amylase and, III, 384, 387
Ion exchange resins, alkali metals and,
IV, 680, 700
Iodoproteins, nature and biosynthesis of,
V, 510-514
Ions,
absorption, mechanism of, II, 498-501
balance in plants, II, 457-461
distribution, bioelectric potentials and,
II, 520-522
secretion of, II, 504-506, 513
Iron,
oxidation, I, 372, 373, 397-400
requirement for, VI, 179-180
Irreversible processes, I, 24—25
Isocitric acid,
equilibrium concentration of, V, 221,
222
oxidative decarboxylation of, V, 221222
Isoleucine,
distribution and properties of, V, 1011
requirement for, VI, 152, 159-163
D-Isoleucine, occurrence of, V, 69
Isolysine, see /^-Lysine
Isonicotinic acid hydrazide, hydrazine
and, V, 157, 160
Isoprene, quinone synthesis and, III,
709-712
Isoprene rule, evidence for, III, 591-593
Isothermal diffusion, entropy and, I, 5354
Isotopes, aromatic amine acid synthesis
and, IV, 253-254
Isovalerylmycarose, occurrence of, III,
329
Itaconic acid, production of, V, 277-278
J
Juvenile hormone,
bioassay of, VI, 277
physiological effects of, VI, 278-279
purification and chemistry of, VI, 277278
Κ
Keilin and Hartree preparation, respiratory chain and, I, 447-450
Keratin,
digestion of, VI, 387-388
epidermal, IV, 352-357
hair, IV, 357-362
one-component theory of, IV, 363, 364
two-component theory of, IV, 363-365
453
reassociation of, VI, 337-339
separation of, VI, 333-334
structure of, VI, 334
general considerations, VI, 330-331
purification of, VI, 332-333
structure, biological activity and, VI,
336-339
Intestine,
amylase of, III, 370, 383
epithelium, permeability characteristics
of, VII, 163-164
invertebrate, VI, 381-382
monogastric vertebrates, VI, 357-361
movements of, VI, 356
pentose phosphate cycle in, VII, 3637
Inulase, isolation of, III, 402
Invertase, substrates of, III, 402
Invertebrates,
blood coagulation in, IV, 436-462
chlorine in, V, 495-497
digestion in, VI, 377-390
digestive absorption in, VI, 354-356
fats of, II, 29, 34
hormones in, VI, 245-290
freshwater, carotenoids in, IV, 668
hemostasis in, IV, 460-462
intestine of, VI, 381-382
marine, carotenoids in, IV, 667-668
myofibrils of, II, 249-257
myosin of, II, 278-281
phospholipids of, III, 254
porphyrins in, IV, 572-595
smooth muscle of, II, 260-268, 282284
urine formation in, II, 491-496
visual systems in, I, 338-341
Iodine,
occurrence of, V, 494, 509-539
requirement for, VI, 177-178
Iodine-staining,
α-amylase and, III, 359, 362-363, 387
β-amylase and, III, 384, 387
Ion exchange resins, alkali metals and,
IV, 680, 700
Iodoproteins, nature and biosynthesis of,
V, 510-514
Ions,
absorption, mechanism of, II, 498-501
balance in plants, II, 457-461
distribution, bioelectric potentials and,
II, 520-522
secretion of, II, 504-506, 513
Iron,
oxidation, I, 372, 373, 397-400
requirement for, VI, 179-180
Irreversible processes, I, 24—25
Isocitric acid,
equilibrium concentration of, V, 221,
222
oxidative decarboxylation of, V, 221222
Isoleucine,
distribution and properties of, V, 1011
requirement for, VI, 152, 159-163
D-Isoleucine, occurrence of, V, 69
Isolysine, see /^-Lysine
Isonicotinic acid hydrazide, hydrazine
and, V, 157, 160
Isoprene, quinone synthesis and, III,
709-712
Isoprene rule, evidence for, III, 591-593
Isothermal diffusion, entropy and, I, 5354
Isotopes, aromatic amine acid synthesis
and, IV, 253-254
Isovalerylmycarose, occurrence of, III,
329
Itaconic acid, production of, V, 277-278
J
Juvenile hormone,
bioassay of, VI, 277
physiological effects of, VI, 278-279
purification and chemistry of, VI, 277278
Κ
Keilin and Hartree preparation, respiratory chain and, I, 447-450
Keratin,
digestion of, VI, 387-388
epidermal, IV, 352-357
hair, IV, 357-362
one-component theory of, IV, 363, 364
two-component theory of, IV, 363-365