Alternative name: Proepithelin, PEPI, PC cell derived growth factor. Endotoxin: <0.01EU/µg protein (LAL test). Purity: ≥90% (SDS-PAGE). Formulation: Lyophilized from a 0.2 μm filtered solution in PBS. Source: Produced in mouse myeloma cell line, NS0-derived. Mouse progranulin (aa 18-589) is fused at the C-terminus with a His-tag. Long Term Storage: -20°C. Use/Stability: Working aliquots are stable for up to 3 months when stored at -20°C. Handling: Avoid freeze/thaw cycles. After opening, prepare aliquots and store at -20°C.