The pre-ovulatory surge of luteinizing hormone from the pituitary gland is selectively suppressed or eliminated by introducing nonapeptide, 8-arginine vasotocin, or the tripeptide, propyl-arginyl-glycinamide, into the subject. Analogs and related peptides also exhibit a similar inhibitory effect. This anovulatory effect in the female, or reduction in spermatogenesis in the male, results in loss of fertility.
垂体腺体的排卵前黄体生成素激素突增可以通过向受试者注入非九肽、8-
精氨酸加压素或三肽、丙基-精-甘胺酰胺来选择性地抑制或消除。类似的类似物和相关肽也表现出类似的抑制效果。这种女性的无排卵效应或男性精子生成的减少导致了不孕。