“…These cells differentiate into oligodendrocytes, the cells responsible for the formation of myelin coating on axons in the CNS (Gregg, et al;. PRL possibly contributes to surfactant synthesis of the fetal lungs at the end of pregnancy and immune tolerance of the fetus by the mother during pregnancy (Snyder and Dekowski, 1992). It decreases normal levels of sex hormones (estrogen in women and testosterone in men).…”