牛磺酸对同型半胱氨酸诱导血管内皮细胞凋亡的影响

Journal of Binzhou Medical University(2015)

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Abstract
目的:探讨牛磺酸对同型半胱氨酸引起的血管内皮细胞凋亡的影响。方法体外培养的人脐静脉内皮细胞,分为空白对照组、同型半胱氨酸组(0.5 mmol/L、1.0 mmol/L、1.5 mmol/L )及牛磺酸+同型半胱氨酸组(牛磺酸20 mmol/L+同型半胱氨酸1.0 mmol/L),48 h后以TUNEL法及流式细胞术检测各组细胞凋亡率。结果同型半胱氨酸明显增加内皮细胞的凋亡率,而牛磺酸能拮抗同型半胱氨酸引起内皮细胞的凋亡作用。结论牛磺酸对同型半胱氨酸引起的血管内皮细胞凋亡有拮抗作用。
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Key words
taurine,homocystein,vascular endothelial cell,apoptosis
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