TIIK AUTOGENOUS DISK AS I 363 



lactic acid. In the urine of three epileptics there were 

 found albumin and lactic acid directly after the sci/mv. 

 Tin 1 factor common to all these cases is diminished oxygen- 

 ation of the blood, and to this is ascribed the appearance of 

 the abnormal constituents of the urine. These investiga- 

 tions demonstrate the influence of impure air upon the 

 chemistry of the living cells of the animal Ixxly. 



