i in lil i n \i;y BOD? 775 



and epinephrine do qo1 appear to acl on exactly the same peripheral 

 mechanism I Bee page 767 



4. With the Isles of Langerhans. Since pituitrin affects carbohydri 

 metabolism, which is thoughl to be primarily controlled by til.' [sles of 

 Langerhans, it is claimed by Borne observers thai a relationship i 

 exists between«the pituitary and these structures, [njectii duodenal 



extracts are also said to cause a hypersecretion of pituitrin into the 

 cerebrospinal fluid. 



