Placental growth hormone levels in normal pregnancy and in pregnancies with intrauterine growth retardation

To assess the possible role of placental growth hormone (GH) in fetoplacental growth, we measured placental and pituitary GH (GHN) in maternal plasma by means of two RIA using two MAb (5B4 recognizing both placental GH and GHN, and K24 recognizing only GHN) during pregnancy. IGF-I also was measur…