Fig. 4. (a) Schematic diagram of the secondary modification of the PDA coating via Michael addition. (b–d) Confocal microscopy images of the A549 cells cultured on the surface of blank SMP, PDA-SMP and PDA-PL-SMP samples; (e–g) SEM images of rat blood platelet adhesion on the surface of blank SMP, PDA-SMP and PDA-BSA-SMP samples.
