INDEX. 



277 



Glycogen, diminution of, in muscles 



during activity, 129 

 Glycolic acid series, 125 

 Glycosamin, 87 

 Glycuronic acid, chemistry of, 107 



,, ,, compounds of, 107 



Gmelin's reaction for bile-pigments, 243, 



246 

 Gout, accumulation of uric acid salts 



in, 165 



Grape-sugar, chemistry of, 102 

 Guanidin in decomposition of proteids, 



50 

 ,, its connection with kreatin, 



143, 185 



M ,, with urea, 175 



,, chemistry of, 184 

 synthesis of, 185 

 Guanin, connexions of, with uric acid, 



175 



,, preparation of, 183 

 ,, its conversion into xanthin, 184 

 ,, Capranica's reactions for, 184 

 Guano, Peruvian, preparation of uric 



acid from, 167 



,, preparation of guanin from, 183 

 Guarana, alkaloidal principle of, 185 



Haematin, preparation of, 233 

 ,, spectroscopy of, 234 

 Hasmatoidin, 239 

 Haematoporphyrin (iron-free hsematin), 



239 



Hsemin (haematin-hydrochloride), 236 

 Hasmochromogen, 218, 232 

 Haamocyanin, 231 



Haemoglobin in the plasma of inverte- 

 brates, 218, note 

 ,, carbon-monoxide, 222 



,, nitric-oxide, 223 



,, carbon-dioxide, 224 



,, methods of quantitative 



determination of, 225 

 Helix pomatia, mucin in excretion of, 76 



,, the two mucins of, 78 



Hemialbumose, 38, 39 



,, characters of, 41 



,, preparation of, 42 



,, various forms of, 43 



Hemipeptone, 38, and 39 note 



,, how obtained, 45 



Hemiprotein of Schiitzenberger, 38, 40 

 Herbivora, digestion of cellulose by the, 



99, 100 

 ,, predominance of stearin in 



fat of, 122 

 ,, sources of hippuric acid in 



the, 189 



, , pigment of the bile of the, 244 

 Heteroalbumose, 43 

 Heteroxanthin, 175, 178 

 Hippuric acid, 187 



,, reactions, 188 



,, sources of, in the herbivora, 189 



Histohaematins, 235 

 Honey, laevulose present in, 106 

 Humus pigments, 257 

 Hydantoic acid, 171 

 Hydantoin, 171 

 Hydrazones, 101 

 Hydrobilirubin, 247 



,, its probable identity with 



urobilin, 248, 253 

 Hydrochinon, 198 



Hydrogen, evolution of, in butyric fer- 

 mentation, 105 

 Hydroxybutyric acid, 130 

 Hydroxypropionic acid, 125 

 Hypoxanthin, 175 



,, discrimination of from 



xanthin, 177 

 ,, sources of, 180 



its relation to carnin, 



179 



its relation to nuclein, 



181, 182 



Ichthin and ichthidin, 25 



Ilex Paraguayensis, mate made from the 



leaves of, 185 

 Indican, urinary, 200, 259 

 Indigo series, the, 198 202 

 Indigo-blue, formation of, 201 

 Indigo-carmine, 201 

 Indol, its combination with glycuronic 



acid, 107 



,, sources of, 198 

 ,, reactions of, 199 

 fate of, in the body, 259 

 Indoxyl pigments, 259 

 Indoxyl-sulphuric acid, 200 

 Inosit, preparation of, 108 



reactions of, 109 

 Intestine, small, hydrolysing power of 



secretion of, 58 



variable reaction of its con- 

 tents, 62, 63 



,, its inverting action on grape- 

 sugar, 111, 112 

 Inversion of laevulose, 106 



,, of cane-sugar, 110 

 Invertebrates, chitin in the exoskeletons 



of, 87 

 ,, tunicin in the exoskeletons 



of, 101 



, , haemoglobin in blood-plas- 



ma of, 218, note 



,, haemocyanin in blood- 



plasma of, 231 

 Invertin, 72 



Iron, its presence in haemoglobin, 225 

 Iron-free haematin, 239 

 Isethionic acid, 142 

 Isinglass, 80, note 

 Isobutyric acid, 118 

 Isomerism, physical or stereochemical, 



126, 129 

 Isophenyl-ethylamin, 207 



