part of part of superficial to endothelial blood brain barrier dorsomedial nucleus of hypothalamus suprachiasmatic nucleus subfornical organ anterior hypothalamic region median preoptic nucleus supraoptic crest organum vasculosum lamina terminalis NLXANAT:100313 BAMS:OV BAMS:VOLT DHBA:12106 organum vasculosum of lamina terminalis BIRNLEX:1400 OVLT One of the circumventricular organs of the brain. The OVLT is outside the blood brain barrier, and so neurons in this region can respond to factors that are present in the systemic circulation. DMBA:15582 BAMS:SoC EMAPA:37742 MA:0003018 vascular organ of the lamina terminalis prechiasmatic gland olfactory ventricle (olfactory part of lateral ventricle) FMA:62315 NIF has two classes here; Editor note: consider relationship to lamina terminalis MESH:D066278 vascular organ of lamina terminalis organum vasculosum neuronames:383 SoC MBA:763 BTO:0006268 UBERON:0002689 organum vasculosum laminae terminalis UMLS:C0175316 Wikipedia:Organum_vasculosum_of_the_lamina_terminalis anteroventral periventricular nucleus subparaventricular zone sensory circumventricular organ