AlkaloidsErgot AlkaloidsIndole AlkaloidsPyrrolizidine AlkaloidsVinca AlkaloidsCinchona AlkaloidsBerberine AlkaloidsAmaryllidaceae AlkaloidsAconitumPlant ExtractsAporphinesClavicepsMolecular StructureCatharanthusBenzylisoquinolinesDelphiniumDose-Response Relationship, DrugSolanaceous AlkaloidsPatch-Clamp TechniquesBerberineRadioligand AssayAconitineMembrane PotentialsStereoisomerismElectrophysiologyQuinolizinesNeotyphodiumPlants, MedicinalCoptisRutaceaePeriplanetaPlant PoisoningReceptors, GABA-APiperidinesErgotismLycopodiumErgotamineAzocinesReceptors, NicotinicPotassium ChannelsLysergic AcidBinding, CompetitiveRats, Sprague-DawleyStructure-Activity RelationshipIndolesPapaverRubiaceaeMolecular Sequence DataGuinea PigsNeuronsEphedraKineticsDrugs, Chinese HerbalBelladonna AlkaloidsReceptors, SerotoninHarmineOocytesCHO CellsNicotinic AntagonistsAmino Acid SequenceXenopus laevisGABA ModulatorsPhytotherapyStrychnineIon Channel GatingAspidospermaBenzothiepinsCalciumCricetinaePapaveraceaeCalcium Channel Blockersgamma-Aminobutyric AcidDiazepamPicrotoxin4-AminopyridinePyridazinesCloning, MolecularCell LinePyridinesAmericiumIon ChannelsMorphinansPlant BarkXenopusDrug Evaluation, PreclinicalPenfluridolEphedrineCalcium ChannelsBicyclo Compounds, HeterocyclicRats, WistarSerotonin AntagonistsTrichosanthinSaxitoxinOpiumErgolinesAnti-Anxiety AgentsLigandsAnnonaceaeSenecioHeterocyclic Compounds with 4 or More Rings