Bacteriological TechniquesSensitivity and SpecificityLimit of DetectionPolymerase Chain ReactionReproducibility of ResultsTime FactorsEvaluation Studies as TopicAlgorithmsReagent Kits, DiagnosticMolecular Sequence DataBiosensing TechniquesEnzyme-Linked Immunosorbent AssayImmunoassayEquipment DesignMolecular Diagnostic TechniquesBase SequenceDNA PrimersVirologyDNA, BacterialSignal Detection, PsychologicalFecesFalse Positive ReactionsNucleic Acid Amplification TechniquesPredictive Value of TestsProspective StudiesSequence Analysis, DNAEarly Detection of CancerDNA ProbesTreatment OutcomeChromatography, High Pressure LiquidMagnetic Resonance ImagingStaining and LabelingFalse Negative ReactionsImage Processing, Computer-AssistedImmunoenzyme TechniquesSpecimen HandlingTomography, X-Ray ComputedFluorescent DyesReverse Transcriptase Polymerase Chain ReactionCulture MediaImage EnhancementRetrospective StudiesNucleic Acid HybridizationSubstance Abuse DetectionDNA, ViralReference StandardsCalibrationAutomationMultiplex Polymerase Chain ReactionEquipment Failure AnalysisAntibodies, MonoclonalEarly DiagnosisROC CurveImaging, Three-DimensionalImage Interpretation, Computer-AssistedElectrochemical TechniquesCattleColorimetryGerm-Free LifeBloodFollow-Up StudiesContrast MediaElectrochemistrySpecies SpecificityMicroscopyIndicators and ReagentsTumor Markers, BiologicalBacteriaElectrodesElectrophoresis, CapillaryDNAMicrobiological TechniquesFeasibility StudiesObserver VariationFluorescenceImmunohistochemistrySwineRadiographic Image EnhancementMethodsFluorescent Antibody TechniqueOligonucleotide ProbesLuminescent MeasurementsMutationGenotypeBiological MarkersParasitologyReal-Time Polymerase Chain ReactionTaq PolymeraseAntibodies, ViralMass ScreeningIn Situ Hybridization, FluorescenceBiopsyGoldHeterozygote DetectionMycobacterium tuberculosisMass SpectrometryPregnancyArtifactsGas Chromatography-Mass SpectrometryRNA, Ribosomal, 16S