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The cell viability after treatment of EA.hy926 cells with CASF/pDNA (at different weight ratios) and PEI/pDNA complexes for 1 day and 2 days.
Note: *P<0.05 compared with PEI/pDNA (n=3).
Abbreviations: CASF, cationized Antheraea pernyi silk fibroin; pDNA, plasmid DNA; PEI, polyethyleneimine.
