INDEX OF SUBJECTS 



615 



Catechol, 197 



-group, essentiality in diet, 480 



oxidation of, by enzymes, 414 

 Cathartics, 314 

 Cell-contents, osmotic pressure of, 263 



division, chemical mechanics of, 466 



drawings of, 468 

 Cellular elements of blood, 335 

 Celluloses, 82-84 



in diet, 231 

 Central nervous phenomena, autocata- 



lytic nature of, 527 

 Cephalization-f actor, 517 

 . Cerebellar excitation, 315 

 Cerebronic acid, 91 

 Cerebrosides, 91 



galactose in, 72 



hydrolysis of, 197 

 Ceriodaphnia, heart-beat in, 420 

 Cerosin, 86 

 Cetyl alcohol, 112 



palmitate, 236 

 Chlamydomonas pisiformis, heliotropism, 



430 



Chara, protoplasmic streaming in, 445 

 Characterization of proteins, 144-147 

 Chauvenet's criterion, 432 

 Chemical mechanics of cell- division, 466 



of muscular contraction, 438 

 Children, nutrition of, 590 

 Chinese wax, 1 12 

 Chitin, 88 

 Chloracetyl glycyl-glycine ester, 140 



group in polypeptide synthesis, 141 

 Chloral hydrate, effect of, on fertilized 



eggs, 460 



on pancreatic secretion, 3 74 

 narcosis, 294 



Chlorine in foodstuffs, 49 

 Chloroform, effect of, on globulin-albu- 

 min ratio, 342 



emulsions, 288 



membrane-formation, 451 



-poisoning, fibrinogen-content of 



blood in, 348 

 Chlorophyll, 47, 429 



carbon-dioxide assimilation of, 434 



fate of, in alimentary canal, 356 



formaldehyde synthesis in vitro, 436 



relationship of, to hematin, 355 

 Chloroplasts, photosynthesis of, 436 

 Chlorosis, 43, 601 

 Cholagogues, 105 

 Choleic acid, 104 

 Cholesterol, 90 



absorption of, 237 



in bile-concretions, 100 



crystal-form, 98 



in diabetic blood, 406, 409 



in diet, 94, 492 



effect of, on development of sea- 

 urchin eggs, 465 

 on growth of carcinoma, 504, 



511 

 on growth of mice, 505 



Cholesterol esters, 101 



saponification of, by lipase, 237 

 in suprarenal cortex, 369 

 formula, 97 



as a growth catalyzer, 500 

 Cholic acid, 93, 102-104 

 i Choline in cell division, 468 

 formula, etc., 196 

 in nuclear synthesis, 469 

 oleate, 468 

 Chondroitin, 92, 129 



sulphuric acid, 91, 562 



in chondroproteins, 129 

 Chondroproteins, 129 

 Chromoproteins, 129 

 Chyme, 228 



discharge of, into intestine, 372 

 Chymosin, 249 



Cinchonine, effect of, on creatine con- 

 tent of muscle, 399 

 Cipollina's test, 68 

 Circulatory system, chemical regulation 



of, 368-371 



I Clemmys marmorata, temperature coeffi- 

 cient of heart beat, 420 

 Clotting of bird and amphibian blood, 



345 



of blood, 342 

 effect of, on heat production in 



infants, 591 

 Clupeine, 170 

 Coagulated proteins, 131 

 Coagulating agents, effect of, on per- 

 meability, 295 

 Coagulation, 131 



of blood, 337, 342, 348 

 effect of, on structure, 300 

 of proteins, 121, 158, 164 

 reactions, 121-122 

 ! Coagulative power of salts, 164 

 Cobalt chloride, 166 

 ! Cod-liver oil, 110 



assimilation of, 236 

 Cold light, 596 

 Collagen, 127 



Collodion gel, sponge structure of, 298 

 ! Colloids, precipitation, 158 

 i Color blindness, 348 



reactions of proteins, 122 

 Colostrum, 381 

 Columnar epithelium, 290 

 Conduction of stimuli, 426 

 Conductivity, effect of temperature on, 



418 



Conjugated excreta, 554-558 

 glucuronic acids, 554 

 proteins, 128-130 

 sulphates, 559 

 Connective tissue in growth, 510 



.proteins of, 245 

 I Conservation of energy, 567, 571 



of matter, law of, 32, 567 

 Copper ferrocyanide membranes, 257 

 Coprosterol, 98 

 Corpora lutea, 377, 378, 493 



