Main source of prolactin in amniotic fluid is :
Decidua is the main source of prolactin present in amniotic fluid. Decidual prolactin is not confused with human placental lactogen(hpl) which is produced only by the synctiotrophoblast. Ref:Williams Obs - 24 e pg 88.
Decidua
Synctiotrophoblast
Cytotrophoblast
Yolksac of fetus
General obstetrics