metabolism (4) Metabolism (4) Magnetic resonance (4) Metabolism (4) irradiation (3) detection (3) Polarization (Nuclear physics) (3) Irradiation (3) Heart (3) Animals (3) Addition (3) Detection (3) spectroscopy (2) filtration (2) Heart--Metabolism (2) Technique (2) Ultraviolet radiation (2) Spectrum analysis (2) Rats (2) Radicals (2) Lactate dehydrogenase (2) Filters and filtration (2) Conversion (2) Technique (2) Imaging (2) infant (1) ultrasound (1) time (1) state (1) pump (1)