Imaging of the pulmonary circulation in the closed-chest rat using synchrotron radiation microangiography.


Structural changes of the pulmonary circulation during the pathogenesis of pulmonary arterial hypertension remain to be fully elucidated. Although angiography has been used for visualizing the pulmonary circulation, conventional angiography systems have considerable limitations for visualizing small microvessels (diameters < 200 microm), particularly within… (More)


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