630 



INDEX OF SUBJECTS 



Sitosterol, 100 

 Skatol, 556, 563 



formula, 186 

 Skatoxyl, 67 



Skatoxyl-glucuronic acid, 67 

 Skeletal muscles, 329 

 Senescence, 512, 601 



in tethelin, 517 

 Senescent atrophy, 513, 600 



loss of weight, 512 

 Sepia, melanins in, 414 

 Sleep, 530 



Smilax, glucosides in, 90 

 Snake venoms, 343 



Soaps, action of, on pancreatic secretion, 

 374 



in digestion of fats, 233 



diminution of surface tension, 284, 



467 



Sodium butyrate, membrane formation 

 in, 451 



cacodylate, 342 



casemate, 224 



viscosity and conductivity of, 

 297 



chloride, action of, on muscles, 311 

 in artificial parthenogenesis, 447 

 as foodstuff, 34 



fluoride, kidney injury by, 291 



glycocholate, 102 



nitroprusside test of, 195, 548 



salts, action of, on muscles, 312 



taurocholate, 102, 233 

 Soil, bacterial flora of, 600 

 Solanins, 451 



Solanum, glucosides in, 90 

 Soluble chitin, 89 

 Solvates, 165-166 

 d-Sorbinose, 58 

 Sorbitol, 63 

 South Australian infants, growth of, 476 



German infants, growth of, 487 

 Specific dynamic action, 578, 587 



gravity of urine, 563 

 Specificity of blood, 362 



oxidizing enzymes of, 412 

 Speed of reaction in enzyme synthesis, 



223 



Sperm whale, 101 

 Spermaceti, 112 

 Sphingol, 116 

 Sphingomyelin, 116 

 Sphingosine, 91, 116, 197 

 Spinach, iron content of, 47 

 Spirogyra, 264 

 Spongin, 121, 128, 599 

 Staircase phenomenon, 438 

 Standard deviation, 380 

 Staphylococcus infection, globulin-albu- 

 min ratio in, 339 

 Starch, 82, 85 ' 



digestion of, 228 



hydrolysis of, 86 



photosynthesis of, 437 



synthesis of, by diastase, 223 



Starvation, amino-acid content of blood 



in, 244 

 effect of, on globulin-albumin ratio, 



342 



loss of weight in, 500 

 metabolism of, 587 

 respiratory quotient in, 539 

 Statistical methods, 26 

 Stearic acid, 108 



oxidation of, in body, 409 

 Stercobilin, 563 

 Stereoisomerism, 55-58 

 Stimulators of metabolism, 589 

 Stoke's reagent, 351 

 Stomach, absorption from, 247-250 

 Storage of potential energy, 434 

 Strawberries, hypersensitivity to pro- 

 teins of, 240 



Streptococcus infections, globulin-albu- 

 min ratio in, 339 

 Slrongylocentrolus purpuratus, artificial 



parthenogenesis of, 446-449 

 Strontium chloride, 454 

 Strophanthus, glucosides in, 89 

 Structure in collodion gel, 298 

 in egg-white, 298 

 in gelatin, 299 

 in protein solutions, 297 

 of protoplasm and enzymatic syn- 

 thesis, 225 



Sturgeon sperm, sturine in, 136 

 Sturine, 136, 153 

 Substrate, 203, 440 



exhaustion in autocatalysis, 481 

 of growth, 482, 488, 489, 493, 577 

 Succus entericus, 238, 375 

 Sucrose, 76 



photosynthesis of, 437 

 Sudan III, 287 



Sugar craving in children, 592 

 excretion of, in diabetes, 402 

 intolerance in hyperpituitarism, 494 

 solutions, viscosity of, 296 

 Sugars, chemical relationships of, 63-67 



lactone structure of, 72 

 Sulphanilic acid, 198 

 Sulphocyanides in urine and saliva, 562 

 Sulphur, role of, in foodstuffs, 50 

 metabolism of, 559-562 

 neutral, 560 

 in urine, 560 

 Sulphuric acid in saliva of carnivorous 



molluscs, 281 



Summation of stimuli, 438 

 Superficial tension, 466 

 Suprarenal gland, 197 



cholesterol esters of, in cortex," 



93 



effect of removal of, 368 

 Suprarenin, 197 

 | Surface law, 587 



tension, 207, 284 



in colloid precipitation, 160 

 changes in muscle contraction, 

 441 



