title: Linear relationship between the R- and S-enantiomers of a beta-aminoisobutyric acid in human urine.
mesh_terms: D000293:Adolescent; D000621:Aminoisobutyric Acids / Q000652:urine*; D002648:Child; D002675:Child, Preschool; D006801:Humans; D007223:Infant; D007945:Leukemia, Lymphoid / Q000652:urine; D008954:Models, Biological; D009369:Neoplasms / Q000652:urine*; D013237:Stereoisomerism; D013941:Thymine / Q000378:metabolism; D014633:Valine / Q000378:metabolism
chemical_list: D000621:Aminoisobutyric Acids; D014633:Valine; D013941:Thymine