title: Interferon preparations and contaminating endotoxin.
mesh_terms: D004340:Drug Contamination; D004731:Endotoxins / Q000009:adverse effects*; D006801:Humans; D007372:Interferons / Q000627:therapeutic use*; D009369:Neoplasms / Q000188:drug therapy*
chemical_list: D004731:Endotoxins; D007372:Interferons