1903.] Action of Choline, Ncurine, Muscarine, and Betaine. 339 



Exp. XVI. Tetanus Toxine. 



In tetanine. 



A 



-18 



In saline. 



Normal responses of six , 



freshnerves -21, -20, -25, -16, -26, 



After 1 hour in toxine 

 and new transverse 

 section -10, - 5, - 3, 



Ditto control nerves in 

 saline and new trans- 

 verse section 21, 18, -21 



After 3 hours in toxine 

 and new transverse 

 section 2, 0, 0, 



Ditto control nerves in 

 saline and new trans- 

 verse section -20, -18, -20. 



Exp. XVII (fig. 9). Decomposed Serum- Albumin. 



(Two nerves.) 



First nerve. Second nerve. 



Normal after 5 hours in saline - 11 - 10 



After 1 hour in albumin and new trans- 

 verse section 



After 3 hours in saline -10 -10 



After 2 hours in albumin and new trans- 

 verse section 



After 13 hours in saline and new trans- 

 verse section 7 - 6 



After interpolar crush 



FIG. 9. 



001- 



Exp. XVIII (figs. 10 and 11). Decomposed Serum- Albumin. 



1. Normal series of negative variations ; nerve previously kept for 

 3 hours in normal saline ; coil at 20 units. 



2 B 2 



