NITROGENOUS COMPOUNDS 135 



must have ready formed ammo acids supplied to it 

 in sufficient quantity and variety if it is to accomplish 

 its task of tissue building. 



REFERENCES TO LITERATURE 

 Amino Acids as Foodstuffs 



Abderhalden: Zeitschrift fur physiologische Chemie. 1912, 77, 



p. 22. 



Cathcart: The Physiology of Protein Metabolism. 1912. 

 Henriques and Anderson: Zeitschrift fur physiologische 



Chemie. 1913, 88, p. 357. 



Luthje: Ergebnisse des Physiologic. 1908, 7, p. 795. 

 Cathcart: The Physiology of Protein Metabolism. 1912. 



[Amides.] 



Ammonium Salts 



Abderhalden: Zeitschrift fur physiologische Chemie. 1912, 



75, p. 1, and 1912, 82, p. 1. 

 Grafe and Schlapfer: Zeitschrift fur physiologische Chemie. 



1912, 77, P. 1. 



Henriques and Anderson: Zeitschrift fur physiologische 



Chemie. 1914, 92, p. 21. 



Pescheck: Biochemische Zeitschrift. 1912, 45, p. 244. 

 Underhill: Journal of Biological Chemistry. 1913, 15, p. 327 



and p. 337. 

 Underhill and Goldschmidt: Journal of Biological Chemistry. 



1913, 15, P- 341. 



