Ihe Relation of the Kidneys to Metabolism. 83 



The expenses of this research were partly defrayed by a grant from the 

 Grants Committee of the Eoyal Society, to whom we desire to express our 

 indebtedness, 



REFERENCES. 



Bradford, ' Journ. Physiol.,' vol. 23, p. 415, 1898. 

 Folin, * Journ. Phys. Amer.,' vol. 13, 1905. 

 Kaufmann, ' Zeitschrift f. Biol.,' vol. 41, 1901. 

 Schondorff, 'Pfliiger's Archiv,' vol. 82, p. 60, 1900. 

 Voit, E., 'Zeitschrift f. Biol.,' vol. 41, p. 550, 1901. 



