pregnanolone ( 5 beta-pregnane-3 beta-ol-20-one ) at a low concentration of 0.01 ng/ml and an apparent latency of 1 h stimulated in vitro lh-rh release from superfused hypothalamic fragments containing the preoptic-anterior hypothalamic-mediobasal hypothalamic area ( poa-aha-mbh ) .
C0023610
lh-rh
C0020663
hypothalamic