ConotoxinsConus SnailCalcium Channel BlockersCalcium ChannelsMollusk VenomsSnailsCalcium Channels, L-TypeDihydropyridinesNifedipineDiltiazemIon ChannelsVerapamilCalcium Channels, N-TypeSodium Channel BlockersCalcium Channels, T-TypeAmlodipineMarine BiologyPotassium Channel BlockersNicardipineMolecular Sequence DataMibefradilCalcium SignalingNitrendipineCalcium Channel AgonistsAmino Acid SequenceRetinal Cone Photoreceptor CellsNimodipineCalciumNicotinic Antagonistsomega-ConotoxinsIon Channel GatingDisulfidesomega-Conotoxin GVIAAzetidinecarboxylic AcidAntihypertensive AgentsNeurotoxinsIsradipineCystineGrowth ConesPeptidesMembrane PotentialsReceptors, NicotinicCalcium Channels, P-TypeChloride ChannelsPotassium Channels, Inwardly RectifyingXenopusElectrophysiologyCalcium Channels, Q-TypePatch-Clamp TechniquesDose-Response Relationship, DrugHypertensionCalcium Channels, R-Typeomega-Agatoxin IVARats, Sprague-DawleyCells, CulturedProtein FoldingPotassiumFlunarizineNeurons