R&D Systems, a Bio-Techne Brand's IL-33 Antibody is a Goat Polyclonal antibody. This antibody has been shown to work in applications such as: Cell Culture, EIA, Immunoassay, In Situ Hybridization, Hybridization, Block/Neutralize/Inhibit, ELISA, Immunocytochemistry, Immunofluorescence, Immunohistochemistry, Immunohistochemistry - fixed, Immunohistochemistry - frozen, and Western Blot.