34 INTERNAL SECRETION 



any results of importance. The antibodies obtained are not 

 specific for any particular organ or tissue. 



It seems to the present writer that one of the methods which 

 will yield the most valuable results in the near future is the 

 oldest of all namely, careful study of clinical conditions and a 

 patient investigation of pathological anatomical findings. Now 

 that the microscopical structure and the comparative anatomy 

 has been worked out with some completeness, and the results 

 of extirpation experiments and the action of organ extracts 

 fairly well known, pathologists may return to the problems 

 with a better foundation of knowledge and fresh hopes for 

 future discovery. 



