Receptors, LHRHGonadotropin-Releasing HormonePituitary GlandPituitary Gland, AnteriorInterleukin 1 Receptor Antagonist ProteinLuteinizing HormonePituitary Hormone-Releasing HormonesHormone AntagonistsFollicle Stimulating Hormone, beta SubunitNeurokinin-1 Receptor AntagonistsBuserelinLuteinizing Hormone, beta SubunitPetromyzonGonadotrophsDose-Response Relationship, DrugRats, Sprague-DawleyPurinergic P1 Receptor AntagonistsHistamine H2 AntagonistsEstradiolFollicle Stimulating HormonePiperidinesSerotonin 5-HT3 Receptor AntagonistsExcitatory Amino Acid AntagonistsOvariectomySheepAngiotensin Receptor AntagonistsDopamine AntagonistsSerotonin 5-HT2 Receptor AntagonistsAdenosine A2 Receptor AntagonistsTriptorelin PamoateHypogonadismAdenosine A1 Receptor AntagonistsPyrrolidonecarboxylic AcidRNA, MessengerPurinergic P2 Receptor AntagonistsRadioligand AssayNarcotic AntagonistsHistamine H1 AntagonistsOrchiectomyRats, WistarReceptors, EndothelinGonadotropins, PituitaryMuscarinic AntagonistsProgesteroneOligopeptidesGABA-A Receptor AntagonistsGABA AntagonistsHistamine AntagonistsSerotonin AntagonistsSialoglycoproteinsLeukotriene AntagonistsReceptor, Endothelin AReceptors, SerotoninHypothalamusReceptors, N-Methyl-D-AspartateSerotonin 5-HT1 Receptor AntagonistsCells, CulturedInositol PhosphatesDizocilpine MaleateCatfishesOvaryBiphenyl CompoundsReceptors, Interleukin-1TetrazolesAdrenergic alpha-1 Receptor AntagonistsBenzazepinesLuteal PhaseSignal TransductionLeuprolideCOS CellsGonadotropinsTestosteroneNicotinic AntagonistsXanthinesNeuronsMolecular Sequence DataSerotonin Receptor AgonistsHistamine H3 AntagonistsLigandsAdrenergic alpha-2 Receptor AntagonistsReceptors, GalaninPyridinesPyrazolesPeptides, CyclicDrug InteractionsGuinea PigsSulfonamidesFollicular PhaseSubstance PIndolesLosartanGABA-B Receptor AntagonistsReceptors, BradykininCimetidineReceptor, Endothelin BEndothelin-1Adenosine A3 Receptor AntagonistsReceptors, Neurokinin-1AzepinesCell Line