OxyhemoglobinsMethemoglobinHemoglobinsCarboxyhemoglobinDiphosphoglyceric AcidsSpectroscopy, Near-InfraredOxygenHemoglobin AOximetry2,3-DiphosphoglycerateSpectrophotometryHemoglobinometryHemoglobins, AbnormalNitric OxideHemoglobin, SickleNitritesMercuribenzoatesErythrocytesAntisickling AgentsCarbon MonoxideOxygen ConsumptionHydrogen-Ion ConcentrationTomography, OpticalDiffuse Axonal InjuryMyoglobinKineticsAnoxiaMathematicsHemolysisHemeBlood Gas AnalysisOxidation-ReductionSpectrum AnalysisSodium NitritePolysomnographyPhytic AcidSleep Apnea, ObstructiveElectron Spin Resonance SpectroscopyFree RadicalsNitroarginineMethylene BlueFetal HemoglobinArginineSuperoxide DismutaseSleep Apnea SyndromesCerebrovascular CirculationMuscle RelaxationSuperoxidesCerebral ArteriesCarbon DioxideAnemia, Sickle CellNitric Oxide DonorsPartial PressureSpectrophotometry, InfraredNitratesDogsVasodilationEndothelium, VascularVasoconstrictionLaser-Doppler FlowmetryMacromolecular SubstancesNitroprussideArteriesCatalaseNitric Oxide SynthaseCardiac OutputHemodynamicsTime FactorsCyclic GMPChloridesBrainMuscle, Smooth, VascularMicrocirculationCattleProtein BindingHydrogen PeroxideProtein ConformationPotassium ChlorideRespirationRabbitsMagnetic Resonance SpectroscopyRegional Blood FlowBinding SitesModels, ChemicalDose-Response Relationship, DrugIronModels, Biological