178 



THE VENOM OF HELODERMA. 



Fig. 27. — Rabbit 2, Experiment 1. Rise in number of leucocytes 5 hours after injection; followed next morning by ai> 

 absence of leucocytosis. 



Experiment 2. The morning after injection number of leucocytes is high. 



Experiment 3. The morning after injection number of leucocytes is higher than before injection. 



Fig. 28.- 



-Rabbit 3. 

 Rabbit 4. 



Only very slight rise found on morning of day following injection. 

 No leucocytosis. 



