Recent studies have found that homocysteinemia and matrix metalloproteinase and its endogenous tissue inhibitor play important roles in carotid artery stenosis.

• 最近的研究发现,高同型半胱氨酸血症和基质金属蛋白酶及其内源性组织抑制剂在颈动脉狭窄中起重要作用。