Energy MetabolismMitochondriaGlycolysisAdenosine TriphosphateCell RespirationOxidative PhosphorylationMembrane Potential, MitochondrialOxygen ConsumptionMitochondrial DynamicsMitochondria, HeartElectron Transport Complex IAdenine Nucleotide Translocator 1Mitochondrial ProteinsMitochondrial Proton-Translocating ATPasesProton-Motive ForcePhosphocreatineMitochondrial DiseasesDNA, MitochondrialUbiquinoneOxidation-ReductionMitochondrial SizeElectron TransportMitochondria, LiverMitochondrial MembranesReactive Oxygen SpeciesMagnetic Resonance SpectroscopyMitochondria, MuscleElectron Transport Complex IVUncoupling AgentsOxidative StressOxygenProtonsRotenoneNADMuscle, SkeletalPhosphorus IsotopesAdenosine DiphosphateHydrogen SulfideHydrogenElectron Transport Complex IIModels, BiologicalElectron Transport Chain Complex ProteinsCitric Acid CycleHomeostasisMembrane PotentialsMyocardiumAutophagyHydrogen-Ion ConcentrationCalciumRats, WistarIntracellular MembranesArchaeaEnzymesCardiolipins