Fig. 3A: Image showing hyperplasia with invasion in the intima, yellow arrows show the internal elastic membrane, black arrows show foam cells and red arrows show positivity to HHF35 antibody in the intimal hyperplasia. Scale 5/100 mm, 10X. B: Image showing hyperplasia without muscle invasion in the intimal, blue arrows indicate hyperplasia without muscle invasion. HHF35 monoclonal, scale 5/100 mm, 10X).