Homocysteine(HCy),a sulphur-containing non-esse nt ial amino acid,has been confirmed that there is a important role in the pathophy siology of atherosclerosis.

• 同型半胱氨酸是一种含硫的非必需氨基酸,其在血管动脉粥样硬化中的作用已得到大量资料证实。