THE JOURNAL 



OF 



GENERAL PHYSIOLOGY 



EDITORS 



JACQUES LOEB W. J. V. OSTERHOUT 



VOLUME IV, NO. 6 JULY 20, 1922 



PUBLISHED BIMONTHLY 

 at mount royal and guilfokd avenues, baltimore, md. 

 By The Rockefeller Institute for Medical Research 



CopYKiGHT, 1922, BY The Rocestelles Institdte for Medical Reseasch 



Entered a* tecond<l«M matter November 25, 1918, at the Post 0£Bce at Baltimore. Md., under the Act of March 3, 1879. 



Made in the United Stales of America 



