ELISA kits for the study of the target, IL-1 alpha are available in ready-to-use formats. The protein is also known as interleukin 1 alpha or IL1A. It is a 271-residue protein with a secreted localization. Other alias names for this target include: IL1-ALPHA, IL1, pro-interleukin-1-alpha, preinterleukin 1 alpha, hematopoietin-1, and IL-1 alpha.