Isohemagglutinin Titer, IgG Insulin, I.V. Fluid Interleukin 4 Isohemagglutinin Titer, IgG and IgM Insulin, Other Interleukin 5 Isohemagglutinin Titer, IgM Insulin, Random Interleukin 6 Insulin, Veterinary Interleukin 8 Insulin-Like Growth Factor 2 Intrinsic Factor Blocking Antibody Interferon Beta Neutralizing Antibody with Reflex to Titer Iodide Quantitative, Serum or Plasma Interferon gamma Iodine, Serum Interferon-Alpha by ELISA, Serum Iodine, Urine Interleukin 1 beta