Name Human Interleukin 1 alpha (IL-1 alpha) Description Recombinant human IL-1α produced in E.coli is a single, non-glycosylated polypeptide and having a predicted molecular mass of approximately 18 kDa. Purity ≥ 97% (by SDS-PAGE and HPLC) Endotoxin ≤ 1 EU per mg of purified protein by LAL test Size 10 µg |