PetsPositron-Emission TomographyFluorodeoxyglucose F18RadiopharmaceuticalsTomography, Emission-ComputedFluorine RadioisotopesRescue WorkMultimodal ImagingTomography, X-Ray ComputedSubtraction TechniqueOxygen RadioisotopesCopper RadioisotopesRadioactive TracersSensitivity and SpecificityRadiochemistryMutationReproducibility of ResultsImage Processing, Computer-AssistedNitrogen RadioisotopesBrainImage Interpretation, Computer-AssistedTissue DistributionDihydroxyphenylalaninePhantoms, ImagingAnimals, DomesticGallium RadioisotopesWhole-Body CountingMagnetic Resonance ImagingPhenotypeImage EnhancementMolecular Sequence DataDideoxynucleosidesArtifactsNuclear MedicineDeoxyglucoseRacloprideRubidium RadioisotopesTime FactorsMice, TransgenicTreatment OutcomeTomography, Emission-Computed, Single-PhotonMice, KnockoutNeoplasmsAnimals, Genetically ModifiedDrosophila ProteinsOrganometallic CompoundsAmino Acid SequenceThiosemicarbazonesIsotope LabelingMetabolic Clearance RateBase SequenceLutetiumGermaniumGenetic Complementation TestSignal TransductionCell LineFeasibility StudiesNeoplasm StagingHeterocyclic Compounds, 1-RingTransgenesGene Expression Regulation, DevelopmentalRetrospective StudiesDisease Models, AnimalGamma CamerasDogsGenes, LethalModels, BiologicalMice, Inbred C57BLLung NeoplasmsMisonidazoleRadioisotopesBromine RadioisotopesHeartDrosophilaAlgorithmsCerebrovascular CirculationMolecular ImagingDrosophila melanogasterApoptosisCells, CulturedImaging, Three-DimensionalPapioReceptors, Dopamine D2Protein BindingGlucoseProspective StudiesDiagnostic ImagingTranscription FactorsZebrafishIodine RadioisotopesCloning, MolecularBiological TransportBrain NeoplasmsSalicylamidesRespiratory-Gated Imaging TechniquesCell Line, TumorGene ExpressionEmbryo, NonmammalianLymphatic MetastasisAniline Compounds