Fig. 3

Effect of PGQYD on vascular remodeling in the morphology of SHR rats. a HE staining of a rat thoracic aorta (scale bar: 20 μm); b masson staining of a rat thoracic aorta (scale bar: 20 μm); c electron microscope observation of rat thoracic aortic vascular tissue (scale bar: 1 μm); d comparison of the media thickness (MT) of the thoracic aorta in rats; e the media thickness to the luminal internal diameter ratio (MT/LD) in the thoracic aortic vessel wall