Centrifugation, Density GradientDenaturing Gradient Gel ElectrophoresisHydrogen-Ion ConcentrationCell FractionationCentrifugation, IsopycnicModels, BiologicalKineticsChemotaxisMetrizamideDiffusionBiological TransportElectrophoresis, Polyacrylamide GelBiological Transport, ActiveMolecular WeightCell MembraneEcosystemValinomycinSodiumPovidoneCentrifugation, ZonalBiodiversityTime FactorsTemperatureProtonsBody PatterningTriiodobenzoic AcidsProton-Motive ForceMicroscopy, ElectronElectrophoresisMolecular Sequence DataMicrofluidic Analytical TechniquesNigericinAortic Valve StenosisPotassiumMembrane PotentialsSucroseChloridesMicrofluidicsBacteriaGeographyCell SeparationCardiomyopathy, HypertrophicOsmosisTritiumRabbitsComputer SimulationAltitudeCarbonyl Cyanide p-TrifluoromethoxyphenylhydrazoneWaterVentricular Outflow ObstructionSubcellular FractionsReproducibility of ResultsOsmolar ConcentrationUltracentrifugationRNA, Ribosomal, 16SGene Expression Regulation, DevelopmentalAlgorithmsDrosophila ProteinsSilicon DioxideCarbonyl Cyanide m-Chlorophenyl HydrazoneCalciumImage EnhancementAdenosine TriphosphateCell LineChemotactic FactorsMorphogenesisCattleEchocardiography, DopplerCells, CulturedMutationChromatography, High Pressure LiquidAortic CoarctationAortic ValveModels, TheoreticalEscherichia coliElectrochemistryPressureMicrovilliWingImage Interpretation, Computer-AssistedOxygenTreesMembrane ProteinsCentrifugationDogsEmbryo, NonmammalianDNA, BacterialMagnetic Resonance ImagingDrosophilaCarrier ProteinsBase SequenceChromatography, GelLiverEcho-Planar ImagingSpecies SpecificitySignal TransductionHeart Valve ProsthesisCell PolarityImage Processing, Computer-AssistedPhantoms, Imaging