Body Temperature RegulationBody TemperatureTemperatureChromatography, GasSkin TemperatureSweatingPyrogensCold TemperatureHypothermiaGasesChromatography, High Pressure LiquidHypothalamusHypothalamus, AnteriorHot TemperatureFeverGas Chromatography-Mass SpectrometryAcids, NoncarboxylicCircadian RhythmSolid Phase MicroextractionNitric AcidVolatilizationFlame IonizationGene Expression Regulation, BacterialChromatography, Ion ExchangeChromatography, LiquidChromatography, AffinityMass SpectrometryAirChromatography, GelAutoanalysisChromatographyReference StandardsCalibrationSolventsMethodsChromatography, Thin LayerComputersEnvironmental MonitoringFatty AcidsQuality ControlEvaluation Studies as TopicReproducibility of ResultsSensitivity and SpecificityMolecular WeightKineticsHydrogen-Ion ConcentrationMolecular Sequence DataElectrophoresis, Polyacrylamide GelChromatography, DEAE-CelluloseAmino Acid SequenceThermometersThermographyChromatography, AgarosePulmonary Gas ExchangeHumidityNoble Gases