Median EminenceCapillariesElectrophoresis, CapillaryTuber CinereumHypothalamusGonadotropin-Releasing HormonePreoptic AreaCerebral ArteriesCapillary ActionHypothalamo-Hypophyseal SystemThird VentricleEpendymaPituitary GlandPituitary Gland, AnteriorBrainArcuate NucleusCapillary PermeabilityCerebral InfarctionProestrusHemangioma, CapillaryCapillary ResistanceCerebrovascular CirculationParaventricular Hypothalamic NucleusTelencephalonCerebral PalsyHypothalamus, MiddleCorticotropin-Releasing HormoneLuteinizing HormonePolydipsiaNeurosecretory SystemsNeuronsPituitary Gland, PosteriorMiddle Cerebral ArteryCapillary ElectrochromatographyGalaninRats, Inbred StrainsCerebral VentriclesAdrenocorticotropic HormoneBrain ChemistryCapillary Leak SyndromeRats, Sprague-DawleyVasopressinsProlactinHypothalamic HormonesPhotomicrographyImmunohistochemistryCerebral AngiographyInfarction, Middle Cerebral ArteryOvariectomyMalaria, CerebralEndorphinsMicrocirculationSupraoptic NucleusRadioimmunoassayCerebral VeinsArginine VasopressinOxytocinRats, WistarNeurogliaBrain IschemiaNeurokinin BDiencephalonTime FactorsNerve EndingsCapillary FragilityKisspeptinsRetinal VesselsPituitary HormonesCerebral HemorrhageReproductionDynorphinsPituitary-Adrenal SystemAutoradiographyHypophysectomyTissue DistributionPituitary Hormone-Releasing Hormones