of Sugar in the Liver, in the presence of Peptones. 189 
Amount of Total 
liver taken. Method of treatment. Glycogen. Sugar. carbohydrates. 
40 grams. With peptones and blood (A), 746% 3°26 % 14°15 % 
40 Without peptones and blood (B), 8:09 2°75 13°55 
—0°63 +0°51 +0°60 
Experiment II. 
A small rabbit, treated in the same manner as the preceding : 
A, B. 
25 grams sampled liver. 25 grams sampled liver. 
50 c. ce. of a 10 per cent. peptone solution. 125 c. c. of water. 
50 grams of blood. 
25 c.c. of water. 
Warmed for 2 hours at 40° C., with a constant current of air 
passing through A. 
Glycogen A. 
Volume Equivalent Equivalent Total Per 
used, Weight Cu. in dextrose. in glycogen. amount. cent. 
25 ©. ¢C, 0°0435 gram. 0°0226 gram. 0°0203 gram. 0°1624 gram. 1°62 
25 0455 00236 0°0212 0°1696 1°69 
Glycogen B. 
25 cc. 0°0425 gram. 0:0221 gram. 0:0198 gram. 071584 gram. 1:58 
25 0°0405 0°0211 0:0189 071512 1°51 
Sugar B.* 
25 ¢. c. 0°1413 gram. O;079oram eee eee 0°2876 gram. 2°87 
25 01400 OORT. 7  Vesseae 0-2852 2°85 
Total carbohydrates A, : 
25 @. c. 0°1560 gram. Oi0(9Glorams aaa 0°6368 gram. 6°36 
25 071585 0°0809 oe 0°6472 6°47 
Total carbohydrates B. 
25 ¢.¢. 01445 gram. O03 G;onTaMms pee = 0°5888 gram. 5°88 
25 071427 0:0726 Bares 0°5808 5°80 
Following are the average percentage results : 
Amount of Total 
livér taken. Method of treatment. Glycogen. Sugar. carbohydrates. 
25 grams. With peptones and blood (A), 1-65 % iss 642 ¥ 
25 Without peptones and blood (B), 1°54 2°86 % 5°84 
+011 +0°58 
In this experiment there is the same slight increase of total carbo- 
hydrates in the presence of peptone noticed in the two preceding 
experiments. The increase, however, is not great, and it suggests at | 
once the question, whether the differences, although constant, are 
* Sugar A was lost, 
