First to market active Irisin. Alternative name: FNDC5, FRCP2. Endotoxin: <0.01EU/µg. Purity: ≥90% (SDS-PAGE). MW: ~25kDa. Formulation: Liquid. In 1X PBS. Source: Produced in CHO cells. aa 32-143, also known as Irisin, comprises the majority of the extracellular domain of FNDC5. It is fused at the N-terminus to a FLAG-tag with an 8 aa linker between the FLAG-tag and Irisin. Long Term Storage: -80°C. Use/Stability: Stable for up to a week when stored at +4°C and at least 6 months when stored at -80°C. Handling: Avoid freeze/thaw cycles. Applications: ELISA, WB SDS-PAGE, Activity assay.