236 G. F. Barker—Physiological Chemistry. a | 
colors. With carbonic disulphid an orange-red soluti 
obtained. And finally, alkalies do not remove the pigment from 
its solution in chloroform. om 
From these results, Stideler concludes that the colonng 
matter of the yolk of the egg is either heematoidin itself, 0 
body very similar to it in properties. : 
3. On the chemical constituents of the Supra-renal capsules. 
Hoxw has also published* the results of a new examination 
= | 
and the edge of the filter in contact with the air acqt 
d with basic p 
ealcic chlorid, andammona. 
; precipitate.—This was free from X90 i 
contained considerable hypoxanthin, easily soluble Mis 
chlorhydrie acid, and yielding on evaporation @ 8a") ~ 
in needles, which, when decolorized with animal 
orated to dryness with ammonia, and extracted 
pale yellow hypoxanthin, This, when dissolve 
acid and carefully evaporated, left a scarcely yeHow ™ 
*J. pr. Ch., ¢, 150, March, 1867. 
