Fig. 1From: Direct reprogramming of mouse fibroblasts into neural cells via Porphyra yezoensis polysaccharide based high efficient gene co-deliveryObservation of 3T6 cells transfected with plasmid EGFP (pEGFP). a Untreated 3T6 cells; b Ed-PYP treated 3T6 cells; c free pEGFP; d PEI–pEGFP; e lipofectamine 2000-pEGFP; f–h Ed-PYP–pEGFP nanoparticles prepared at 20:1, 40:1, and 80:1, respectivelyBack to article page