Pituitary NeoplasmsPituitary GlandPituitary Gland, AnteriorHydrocortisoneAdenomaProlactinomaAdenoma, ChromophobeProlactinPituitary ApoplexySecurinPituitary HormonesPituitary DiseasesACTH-Secreting Pituitary AdenomaPituitary ACTH HypersecretionGrowth Hormone-Secreting Pituitary AdenomaAdrenocorticotropic HormoneGrowth HormonePituitary Hormones, AnteriorBromocriptineAcromegalyThyrotropin-Releasing HormoneCushing SyndromePituitary Function TestsSella TurcicaHypopituitarismSomatotrophsHuman Growth HormoneSalivaCell Line, TumorHypothalamo-Hypophyseal SystemPituitary Adenylate Cyclase-Activating PolypeptidePituitary Gland, PosteriorTumor Markers, BiologicalPituitary IrradiationPituitary-Adrenal SystemTumor Necrosis Factor-alphaTumor BurdenNeoplasms, ExperimentalSphenoid SinusThyrotropinRNA, MessengerPro-OpiomelanocortinCorticotrophsLuteinizing HormoneNelson SyndromeNeoplasm ProteinsGenes, Tumor SuppressorCraniopharyngiomaSomatostatinGalactorrheaSphenoid BoneOctreotideAdenoma, AcidophilGonadotropin-Releasing HormonePneumoencephalographyRats, Inbred WFHypophysectomyMultiple Endocrine Neoplasia Type 1Lactation DisordersCorticotropin-Releasing HormoneImmunohistochemistryGonadotropins, PituitaryTumor Suppressor ProteinsDiethylstilbestrolAdenoma, BasophilErgolinesWilms TumorRats, Inbred F344EstradiolTumor Suppressor Protein p53Magnetic Resonance ImagingCell LineRadioimmunoassayHyperprolactinemiaCarcinoid TumorTime FactorsGrowth Hormone-Releasing HormoneFollicle Stimulating HormoneHormonesDexamethasoneCell ProliferationAdrenal GlandsLactotrophsTranscription Factor Pit-1beta-LipotropinAdrenal InsufficiencyTriiodothyronineReverse Transcriptase Polymerase Chain ReactionNeovascularization, PathologicRats, Inbred BUFEndocrine Gland NeoplasmsNeuroendocrine TumorsCell DivisionBrain NeoplasmsCircadian RhythmDose-Response Relationship, DrugGene Expression Regulation, NeoplasticPituitary Hormone-Releasing HormonesAmenorrheaReceptors, Somatostatin