FORMATION OF DEFENSIVE FERMENTS 



addition of cane sugar was noted (curves .4 and B in 

 fig. 5). The arrangement of the experiment is shown 

 in the following summary :- 



(i) o'5 c.c. serum (blood taken before the injection 



of cane sugar). 



o'5 c.c. of a 5 per cent, solution of cane sugar. 

 7 c.c. normal salt solution. 



FIG. 5. 



(2) o'5 c.c. serum (blood taken fifteen minutes after 



intravenous injection of a solution of cane 



sugar). 



0*5 c.c. of a 5 per cent, solution of cane sugar. 

 7 c.c. normal salt solution. 

 A and B. 0*5 c.c. serum. 



7'5 c.c. normal salt solution. 



(3) Further experiments were undertaken for the 



