CONTENTS 



OsTERHOUT, W. J. V. A theory of injury and recovery. II. Experi- 

 ments with mixtures 415 



Brody, Samuel. The rate of ovulation in the domestic fowl during 



the pullet year 431 



Fenn, Wallace O. The phagocytosis of solid particles. I. Quartz. 439 



Fenn, Wallace O. The phagocytosis of solid particles. II. Carbon. 465 



Fox, H. MuNRO. An investigation into the cause of the spontaneous 

 aggregation of flagellates and into the reactions of flagellates to 

 dissolved oxygen. Part I 483 



Fox, H. MuNRO. An investigation into the cause of the spontaneous 

 aggregation of flagellates and into the reactions of flagellates to 

 dissolved oxygen. Part II 501 



Coulter, Calvin B. The equilibrium between hemolytic sensitizer 



and red blood cells in relation to the hydrogen ion concentration . . 513 



Bibb, Lewis B. Summation of dissimilar stimuli appUed to leaflets 



of sensitive briar (Schrankia) 523 



Brooks, Matilda Moldenhauer. Comparative studies on respira- 

 tion. XV. The effect of bile salts and of saponin upon respira- 

 tion 527 



Inman, 0. L. Comparative studies on respiration. XVI. Effects of 



hypotonic and hypertonic solutions upon respiration 533 



LoEB, Jacques. Further observations on the production of partheno- 



genetic frogs 539 



Loeb., Jacques. Chemical and physical behavior of casein solutions . 547 



Loeb, Jacques. Colloidal behavior of proteins 557 



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