to determine whether or not the portal vessels play any essential role on the cytogenesis of adenohypophysis through the mediation of hypothalamic neurohormones , chronological and topographical relations between the portal system and adenohypophysial cells have been studied in fetal rats aged from 14.5 to 18.5 , by vascular infusion with india ink and by immunohistochemistry .
C0032008
adenohypophysis
C1706715
adenohypophysial cells