54 G. F. Barker—Physiological Chemistry. 
to answer these questions in the affirmative, since the disappear- 
ance of portal fibrin and albumin leaves so much nitrogen un- 
accounted for. He supposes this nitrogen to be united with 
nitrogenous constituents of healthy bile; 3d, what is the 
relative composition and character of the blood which en- 
ters and that which leaves, the liver. McDonnell’s experi- 
ments con ehmann’s opinion of the fibrin-destroying 
function of the liver ; and they appear to show that the quan- 
tity of nitrogen eliminated in the bile is very small in compari- 
son with that which disappears; and also that the blood in pass- 
ing through the liver becomes greatly enriched in colorless cor- 
puscles, and contains a peculiar azotized body termed blood- 
casein. The blood which leaves the liver therefore, is richer 
# Virchow’s Archiv., xxvii, 543. + Zeitschr. f. Analyt. Ch., ii, 453. 
