Molecular ProbesMolecular Probe TechniquesDNA ProbesMolecular ImagingSELEX Aptamer TechniqueFluorescent DyesOptical PhenomenaOligonucleotide ProbesTomography, OpticalAptamers, NucleotideCarbocyaninesSpectroscopy, Near-InfraredDiagnostic ImagingNucleic Acid HybridizationMolecular Sequence DataMicroscopy, FluorescenceBase SequenceSpectrometry, FluorescenceMolecular StructureFluorescenceFluoresceinsTissue DistributionOrganometallic CompoundsAmino Acid SequenceStructure-Activity RelationshipSmall Molecule LibrariesDrug DesignFluorescence Resonance Energy TransferDNAModels, MolecularProtein BindingMetal NanoparticlesCloning, MolecularStaining and LabelingKineticsPolymerase Chain ReactionSensitivity and SpecificityMolecular ConformationBinding SitesCell Line, TumorRNA ProbesNanoparticlesRNA, MessengerPositron-Emission TomographyLigandsBlotting, SouthernNeoplasmsMicroscopy, ConfocalCell LineDNA, FungalNucleic Acid ProbesReproducibility of ResultsModels, ChemicalChromosome MappingContrast MediaBinding, CompetitiveDatabases, FactualSpecies SpecificityOligopeptidesPeptidesFlow CytometryNucleic Acid Conformation