68 



Table 50. — Results of digestion experiment No. 496 — Continued. 



During this experiment the subject eliminated 6,545 grams urine, 

 containing 69.38 grams nitrogen. The average nitrogen balance per 

 day was therefore as follows: Income in food 20.33 grams; outgo in 

 urine 17.35 grams; and in feces 1.38 grams; impl3nng a gain of 1.60 

 grams nitrogen, corresponding to 10 grams protein. 



DIGESTION EXPERIMENT NO. 497. 



Kind of food. — Milk, macaroni, and bread made from durum 

 flour. 



Suhjeci. — Man No. 2. Conditions as in experiment No. 494. 



Weight. — At the beginning of the experiment 179 pounds; at the 

 close 177.5 pounds. 



Dioratlon.— Four days, with twelve meals, beginning with break- 

 fast June 15, 1904. 



Table 51. — Results of digestion experiment No 497. 



During this experiment the subject eliminated 6,655 grams urine, 

 containing 79. 86 grams nitrogen. The average nitrogen balance per day 



J 



