Recombinant Rat Visfatin (VF) is a purified Prokaryotic Protein. Purity: >95% by SDS-PAGE. Host: E. coli. Endotoxin Level: <1.0EU per 1ug, by the LAL method. Species: Rat (Rattus norvegicus). Target Name: Visfatin (VF). Target Synonyms: Nampt, NAmPRTase, PBEF, PBEF1, Pre-B-Cell Colony Enhancing Factor, Nicotinamide Phosphoribosyltransferase. Accession Number: Q80Z29. Gene ID: 297508. Expression Region: Met1~His491. Tag Info: N-terminal His Tag. Theoretical MW: 56kDa. Buffer: PBS, pH7.4, containing 0.01% SKL, 5% Trehalose. Storage: -20C. Avoid repeated freeze/thaw cycles. Restrictions: For Research Use Only. Not for use in diagnostic procedures.