title: The determination of 2-hydroxynicotinic acid and its major metabolite in blood and urine by spectrophotofluorimetry and differential pulse polarography.
mesh_terms: D005470:Fluorometry; D006801:Humans; D006900:Hydroxylation; D008722:Methods; D009539:Nicotinic Acids / Q000032:analysis* / Q000097:blood / Q000652:urine; D010783:Photometry; D011048:Polarography; D013056:Spectrophotometry, Ultraviolet
chemical_list: D009539:Nicotinic Acids