title: The role of propionic acid as a precursor of methylmalonic acid in normal and vitamin B12-deficient man.
mesh_terms: D000752:Anemia, Pernicious / Q000378:metabolism; D002247:Carbon Isotopes; D002845:Chromatography; D002850:Chromatography, Gel; D002852:Chromatography, Ion Exchange; D005782:Gels; D006801:Humans; D008314:Malonates / Q000096:biosynthesis / Q000652:urine*; D008722:Methods; D011422:Propionates / Q000378:metabolism*; D012822:Silicon Dioxide; D013053:Spectrophotometry; D014806:Vitamin B 12 Deficiency / Q000175:diagnosis / Q000378:metabolism* / Q000652:urine
chemical_list: D002247:Carbon Isotopes; D005782:Gels; D008314:Malonates; D011422:Propionates; D012822:Silicon Dioxide