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A. Influences of PLL/PLGA20 nanofilms and cefazolin (157 µg/cm2) loaded PLL/PLGA20 nanofilms on osteoblast cell adhesion. *p<0.05 compared to non-coated group; #p<0.05 compared to coated group.
B. Fluorescence labeling of adhered osteoblasts on bare SSDs (A and D), PLL/PLGA20 nanocoated SSDs (B and E), and PLL/PLGA20 nanocoated SSDs with 157 µg/cm2 cefazolin (C and F) after 2 (A, B, and C) and 24 h (D, E, and F) cell seeding.
