the gonadotrophin responses to oxytocin and vasopressin were inhibited by the specific neurohypophysial hormone antagonists , [ d ( ch2 ) 5d-ile2 , ile4 , arg8 ] vasopressin and [ d ( ch2 ) 5tyr ( me ) , arg8 ] vasopressin .
C0030095
oxytocin
C0032017
neurohypophysial hormone