title: Therapeutic lessons from pharmacogenetics.
authors.forename: E S
authors.initials: ES
authors.lastname: Vesell
mesh_terms: D001379:Azathioprine / Q000378:metabolism; D006801:Humans; D015122:Mercaptopurine / Q000378:metabolism; D008780:Methyltransferases / Q000172:deficiency / Q000235:genetics; D009154:Mutation; D010597:Pharmacogenetics
chemical_list: D015122:Mercaptopurine; D008780:Methyltransferases; C022745:thiopurine methyltransferase; D001379:Azathioprine