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Schematic representation of reprogramming MEFs to pluripotency using the G4Arg nanoparticle-based nonviral gene delivery system.
Abbreviations: G4Arg, arginine-terminated generation 4 polyamidoamine; iPSCs, induced pluripotent stem cells; MEFs, mouse embryonic fibroblasts; pOSKM, plasmid construct carrying OSKM.
