S-PLEX is MSD’s ultrasensitive assay platform. It can dramatically improve the sensitivity of immunoassays, reducing the lower limit of detection (LLOD) by 10- to 1000-fold over other assay methods. The S-PLEX Human IL-21 Assay has the essential components for an ultrasensitive assay that measures IL-21 in a single-analyte format. For detailed instructions on running the IL-21 assay, please see the product insert in the "Documentation" tab below.
Related Key Terms: CVID11, Za11, cytokine, Th2, Th17, interleukin, immunity, anti-viral immunity, regulatory cytokine, arthritis, colitis, Crohn's disease, Hodgkin's lymphoma