CONTENTS. 



Elizabeth Cooke and Leo Loeb : The comparative toxicity of sodium 

 chloride and of staininsr solutions upon the embryo of Fundulus. tg 

 (397). 



Mover S. Fleisher and Leo Loeb : The influence of calcium chloride and 

 of adrenalin upon the secretion of urine and upon absorption from the 

 peritoneal cavity. 60 (398j. 



H. Gideon Wells and Harry J. Corper : Observations on uricolysis. 

 with particular reference to the "uric acid infarcts" of the newborn-. 



61 (399). 



Lorande Loss Woodruff : Further studies on the life cycle of Paramecium. 



62 (400). 



B. T. Terry : Immunity to various species of trypanosomes induced in 

 mice by the cure of experimental infections. 63 (401). 



Donald D. Van Slyke and P. A. Levene : The leucin fraction of proteins, 

 n. 64 (402). 



Donald D. Van Slyke : " Clavin," Vahlen's active principle of ergot. 65 

 (403). 



Daniel R. Lucas : Some effects of sodium benzoate. 66 (404). 



Matthew Steel : An improvement of the Folin method for the determina- 

 tion of urinary ammonia nitrogen. 67 (405). 



Richard M. Pearce : The depressor substance of dog's urine ; its disap- 

 pearance in experimental acute nephritis. 68 (406). 



Philip A. Shaffer : Observations on the metabolism of a subject of dia- 

 betes. 69 (407). 



W. O. Emery and William Salant : On the decomposition of caffeine in 



the liver. 70 (408). 

 William Salant : The comparative toxicity of ethyl and amyl alcohol, and 



their effect on blood pressure. 71 (409). 

 L. B. Stookey ; Pentosuria. 72 (410). 



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