The Human IL-17A/F Antibody is a SULFO-TAG conjugated detection antibody for IL-17A/F. It is the same detection antibody that is in the V-PLEX Human IL-17A/F Assay. Detection antibody is supplied as a 50X concentrated solution. Human IL-17A/F is a cross-linked heterodimer composed of IL-17A (CTLA8) and IL-17F proteins that is secreted by IL-23 activated TH17 cells. IL-17A and IL-17F are both prototypical of the IL-17 family of cytokines.