HPL (Human Placental Lactogen)
《英文msh詞典》HPL (Human Placental Lactogen)
[入口詞] HPL (Human Placental Lactogen)
[主題詞] Placental Lactogen
[英文釋義] A polypeptide hormone of approximately 25 kD that is produced by the SYNCYTIOTROPHOBLASTS of the PLACENTA,also known as chorionic somatomammotropin. It has both GROWTH HORMONE and PROLACTIN activities on growth,lactation,and luteal steroid production. In women,placental lactogen secretion begins soon after implantation and increases to 1 g or more a day in late pregnancy. Placental lactogen is also an insulin antagonist.