274 



INDEX. 



Dyslysin, 210 



Dyspeptone, Meissner's, 37, 42 



Egg-albumin, chemistry of, 11, 89 

 ,, preparation, 12 



,, crystalline form of, 12 



Egg-yolk, the proteid constituents of, 26 

 nuclein of, 88, 90 

 ,, pigment of, 265, 266 

 Elastin, preparation of, 85 

 Elastoses, 86 

 Embryo, presence of glycogen in tissues 



of, 96 

 Enzymes, 53-76 



characteristics of, 53-56 

 discrimination of from organ- 

 ized ferments, 56 

 of the pancreas, 57 

 of gastric juice, 59 

 of muscle tissue, 70 

 mode of action, 72-74 

 heat phenomena accompany- 

 ing their action, 75 

 ,, their products inhibitory to 



their action, 94 

 ,, their action on cane-sugar, 



110, 111 

 Epidermal structures, keratin the chief 



constituent of, 86 

 Erythrodextrin, 93 

 Ethane, 124 

 Ethyl, 124 

 Ethyl-alcohol, presence of, in animal 



tissues, 116 

 Ethyl-glycol, 124 

 Ethylene-lactic acid, 129 

 Ethylidene-lactic acid, 125 

 Extract of meat, preparation of sarcolactic 



acid from, 126-127 

 ,, ,, preparation of carnin 



from, 178 



,, ,, presence of hypoxanthin 

 in, 179 



Fats, their derivatives and allies, 115 

 the neutral, 120 

 ,, complex nitrogenous, 133 

 Fattening, sources of fat deposited dur- 

 ing, 122 

 Fehling's fluid, composition of, 112, 



note 



Fellic acid, 209 

 Ferment, restriction of the term, 53, 



note 

 Ferments, their probable mode of action, 



72, 73 

 organized, discrimination of 



from enzymes, 56 

 Fermentations of dextrose, 105 



lactic, of souring milk, 



114 

 Fibrin, 32 



,, varying forms of, 33 

 ash of, 33 



Fibrin, its action on hydrogen dioxide, 35 



Fibrin-ferment, 67, 68 



Fibrinogen, 29, 30, 69 



Fibrino-plastin, 27, note 



Fishes, presence of kreatinin in muscles 



of, 145 



Food, the three classes of, 4 

 Foot-mucin of Helix pomatia, 78 

 Formic acid, secreted by ants and certain 



caterpillars, 116 

 Formica rufa, formic acid excreted by, 



116 



Fruits, presence of laevulose in, 106 

 Fuscin, 261, 262 



Galactose, or cerebrose, reactions of, 106 



,, a product of lactose, 113 

 Gall-stones, cholesterin a constituent of, 



132 

 bilirubin prepared from, 240, 



241 



Gallois' test for inosit, 109 

 Gastric glands, pepsinogen in the cells 



of, 61 

 Gastric juice, earlier experiments with, 



37 

 ,, the proteolytic enzyme of, 



59 

 ,, percentage of hydrochloric 



acid in, 61 

 Gelatin or glutin, 80 



,, liquefaction of, by growth of 



micro-organisms, 82 

 Gelatin-peptones, preparation of, 81, 82 

 Gelatoses, the, 82 

 Gland, submaxillary, mucin of, 77 

 Globin, 32 

 Globulin of the crystalline lens, 25 



as compared with myosin and 



h'brin, 35 

 Globulins, the, 25-32 



,, their conversion into acid- 

 albumin, 16 



,, their relations to fibrin, 34 

 Glucose, 102 

 Glue, 80, note 



Glutamic or glutaminic acid, 152 

 Glutin, or gelatin, 80 

 Glutoses, the, 82 



Glycerin (glycerol), the chemistry of, 123 

 Glycerin phosphoric acid, 135 

 Glycin, glycocoll, or glycociue, 140 

 ,, preparation of, 140 

 ,, a product of gelatin decomposi- 

 tion, 81 



Glycocholic acid, preparation of, 210 

 Glycogen, hepatic, its conversion into 



sugar, 58, 98 

 , , the animal analogue of starch, 



95 

 ,, its presence in various tissues, 



and in molluscs, 95-96 

 ,, preparation of, 96 

 reactions of, 97, 98 



