AlkaloidsPacific StatesPiperidinesPinus ponderosaPyridinesErgot AlkaloidsIndole AlkaloidsPyrrolizidine AlkaloidsVinca AlkaloidsCinchona AlkaloidsReceptors, PhencyclidinePipecolic AcidsBerberine AlkaloidsReceptors, sigmaMolecular StructureStereoisomerismCyclizationAmaryllidaceae AlkaloidsPhencyclidineAconitumHeterocyclic Compounds, Bridged-RingDiphenylacetic AcidsAporphinesClavicepsImino SugarsAminationStructure-Activity RelationshipCatharanthusBenzylisoquinolinesDelphiniumNADPyrrolidinesMolecular ConformationHeterocyclic Compounds, 2-RingSolanaceous AlkaloidsNADPBerberineOrganosilicon CompoundsLobelineMagnetic Resonance SpectroscopyHaloperidolPlant ExtractsImidazolesLycopodiumAlkenesNeotyphodiumCoptisRutaceaePlant PoisoningNicotinamide MononucleotideAmino AlcoholsCatalysisOxidation-ReductionDose-Response Relationship, DrugErgotismReceptor, Muscarinic M1ErgotamineChromatography, High Pressure LiquidPiperidonesLysergic AcidPapaverRubiaceaeMonoacylglycerol LipasesReceptors, NeurotransmitterRadioligand AssayDioxolesEphedraBenzodioxolesBelladonna AlkaloidsBiotransformationDioxolanesN-MethylaspartateHarmineKineticsPhenazocinePiperazinesNicotinic AcidsAspidospermaReceptor, Metabotropic Glutamate 5PapaveraceaeReceptors, OpioidBenzylidene CompoundsPepstatinsCadaverinePapaverineMicrosomes, LiverMuscarinic AgonistsLigandsPlant BarkModels, ChemicalCarcinogensModels, MolecularEphedrineNADP TranshydrogenasesReceptors, N-Methyl-D-AspartatePlants, MedicinalOpiumErgolinesAnnonaceaeSenecio