title: Pitfalls of anticytokine autoantibody ELISA: false-positive results in Crohn's disease with hyperimmunoglobulinemia.
authors.forename: I
authors.initials: I
authors.lastname: Kirman
authors.forename: O H
authors.initials: OH
authors.lastname: Nielsen
mesh_terms: D001323:Autoantibodies / Q000097:blood*; D003424:Crohn Disease / Q000276:immunology*; D004797:Enzyme-Linked Immunosorbent Assay; D005189:False Positive Reactions; D006801:Humans; D006942:Hypergammaglobulinemia / Q000276:immunology*; D005779:Immunodiffusion; D007136:Immunoglobulins / Q000097:blood*; D015847:Interleukin-4 / Q000276:immunology*
chemical_list: D001323:Autoantibodies; D007136:Immunoglobulins; D015847:Interleukin-4