Representative 64Cu-CANF-Comb PET images at 4 weeks (A, TP 2) and 8 weeks (B, TP 3) after balloon overstretching of the air dessicated segment in rabbit femoral arteries from two rabbits, (C) quantitative uptake analysis. **, p<0.01, ****, p< 0.001, compared to the tracer uptake acquired in the injured artery with 64Cu-CANF-Comb. n=8 for 64Cu-CANF-Comb, n=4 for 64Cu-Comb at each time point.