Definition: Hormones produced by the placenta include CHORIONIC GONADOTROPIN, and PLACENTAL LACTOGEN as well as steroids (ESTROGENS; PROGESTERONE), and neuropeptide hormones similar to those found in the hypothalamus (HYPOTHALAMIC HORMONES).
placental ribonuclease inhibitor [ RI ribonuclease inhibitor protein,RNasin, placental RNase inhibitor,cytosolic ribonuclease inhibitor protein,nuclease inhibitor, RNasin,placental RNase inhibitor,ribonuclease inhibitor (placental),ribonuclease-angiogenin inhibitor ] RNasin, is a purified human placental ribonuclease inhibitor, known to have antiangiogenic activity through the inhibition of angiogenin and basic fibroblast growth factor