title: Layer on layer: the Bruce F. Cain memorial Award lecture.
mesh_terms: D000493:Allopurinol / Q000627:therapeutic use*; D000818:Animals; D006801:Humans; D007166:Immunosuppressive Agents / Q000494:pharmacology; D016030:Kidney Transplantation; D015122:Mercaptopurine / Q000378:metabolism / Q000627:therapeutic use*; D009369:Neoplasms / Q000188:drug therapy*; D014969:Xanthine Oxidase / Q000032:analysis
chemical_list: D007166:Immunosuppressive Agents; D000493:Allopurinol; D015122:Mercaptopurine; D014969:Xanthine Oxidase