334 PROPERTIES OF THE COLLOIDAL CONSTITUENTS 



ORIGIN or ACID SECRETIONS: 



Osborne: Am. Jour. Physiol., 1901, 5, p. 180. 

 BIOLOGICAL INDIVIDUALITY: 



Nuttall: Blood Immunity and Blood Relationship. London, 1904. 



Robertson: Univ. California Pubs., Physiology, 1911, 4, p. 25. The Physical Chem- 

 istry of the Proteins, New York, 1918. 



Gay and Robertson: Jour. Exp. Med., 1912, 16, pp. 470 and 479; 1913, 17, p. 535. ' 



Schmidt, C. L. A.: Univ. California Pubs., Pathology, 1916, 2, p. 157. 



Gartner and Wuertz: Jour. Am. Chem. Soc., 1917; 39, p. 2239. 



