vasopressin analogues with enhanced antidiuretic activity in vivo ( deamino- [ d-arg8 ] -vasopressin , deamino-6-carba- [ orn8 ] -vasopressin , deamino-6-carba- [ arg8 ] -vasopressin , and deamino-6-carba- [ d-arg8 ] -vasopressin ) were tested for their ability to activate rat renal medullary adenylate cyclase and compared to the natural antidiuretic hormones [ arg8 ] - and [ lys8 ] -vasopressin .
C0042413
antidiuretic hormones
C0003779
vasopressin