Transformed from HEK293 cells by lentiviral system with nuclear permeable CRE recombinasegene.CRE and RFP was co-expressed under suCMV promoter as two individual protein (not as fusion), mediated by a F2A element. The stable cell also carries a Puromycin fusion dual selection marker under RSV promoter. Product Manual. Sold at: 1 vial x (2x 106 cells)/vial Cat# SC004-RP