1908.] 



TRANSPLANTATION OF VESSELS AND ORGANS. 



683 



made an uneventful recovery. Fifteen days afterward the right 

 kidney was extirpated. The animal remained in perfect health. 

 The urine did not contain any albumin. It is generally of low 

 density. Today the animal is in perfect condition. (Fig. i.) 



Fig. I. The dog, ^vho is jumping, underwent nine montlis ago a double 

 nephrectomy and replantation of one kidney. 



This observation demonstrated definitely that an animal can live 

 in normal condition after both kidneys have been extirpated and one 

 replaced. It removes also, without need of further discussion, the 

 objections of the experimenters who claim that the section of the 

 renal nerves, the temporary suppression of the renal circulation or 

 the perfusion of the kidneys produce necessarily dangerous and even 

 fatal lesions of this organ. 



