The use of optical emission spectroscopy for human 15N tracer studies.
D000596:Amino Acids / Q000032:analysis / Q000652:urine; D000641:Ammonia / Q000652:urine; D004032:Diet; D005998:Glycine / Q000032:analysis; D006801:Humans; D008722:Methods; D009584:Nitrogen / Q000032:analysis*; D009587:Nitrogen Isotopes; D013057:Spectrum Analysis; D013997:Time Factors; D014508:Urea / Q000652:urine
D000596:Amino Acids; D009587:Nitrogen Isotopes; D000641:Ammonia; D014508:Urea; D009584:Nitrogen; D005998:Glycine