Cohort balloon-injured rat carotid artery intima stenosis after treatment with normal saline (NS), PLGA NPs conjugated with PEG (PLGA-PEG) and Dx-loaded, Dx solution, or PLGA NPs conjugated with PEG, GP1b, and TAT (PLGA-PEG-GP1b/TAT) and Dx-loaded. Top row HE staining; Middle row elastin staining; Bottom row calculated intima stenosis. N=5, *p<0.05 vs. NS