CONTENTS. 



A. L. Meyer and S. J. Meltzer: An active expiratory muscle in the chicken which is 

 inhibited by stimulation of the central end of the vagus. A demonstration. 

 67 (1131). 



J. Gordon Wilson and F. H. Pike: A demonstration of the effects of some lesions of 

 the central nervous system. 68 (1132). 



Alfred F. Hess: A separation of serum into coagulative and non-coagulative frac- 

 tions. 69 (1133). 



M. S. Fine and V. C. Myers: Comparative distribution of urea, creatinine, creatine, 



uric acid, and sugar in blood and spinal fluid. 70 (1134). 

 Cary Eggleston: Antagonism between atropin and certain central emetics. 



71 (ii35). 



E. V. McCollum, Nina Simmonds and Walter Pitz (by invitation): The distri- 

 bution of the fat soluble A, the growth-promoting substance of butter fat, in the 

 naturally occurring foodstuffs. 72 (1136). 



George M. Mackenzie (by invitation): The effect of exercise on the blood sugar of 

 depancreatized dogs. 73 (1137). 



Kenneth Taylor (by invitation) : Studies on the blood of the albino rat. Its normal 

 cellular constituents. Their reaction to sarcoma growth and to benzol treatment. 



74 ("38). 



Donald D. Van Slyke: Gravimetric determination of betaoxybutyric acid. 



75 ("39)- 



H. R. Miller and Hans Zinsser: Complement fixation in tuberculosis. 76 (1140). 

 Sanford B. Hooker (by invitation): Preliminary studies on antigenic properties of 



different strains of bacillus typhosus. 77 (1141). 

 Theodore C. Burnett and George H. Martin, Jr.: Note on "Salt fever." 

 78 (1142). 



I. S. Kleiner and S. J. Meltzer: The influence of morphin upon the elimination 



of intravenously injected dextrose. (79 1 143). 



The Proceedings of the Society for Experimental Biology and Medicine are 

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 are held in New York on the third Wednesday of the months of October to May 

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President — Jacques Loeb, Rockefeller Institute for Medical Research. 



Vice-President — William J. Gies, College of Physicians and Surgeons. 



Secretary-Treasurer — Holmes C. Jackson, University and Bellevue Hospital 

 Medical College. 



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 Research, and E. F. Dubois, Cornell University Medical College. 



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