克洛菲布拉特增加了超三糖血症患者脂肪组织中的脂蛋白-脂酶活性
Lancet (London, England)
|November 26, 1977
概括
克洛菲布拉特疗法显著降低了血甘油三和增强了过高甘油三患者的甘油三清除. 该药物增加了脂肪组织的脂蛋白脂酶活性,改善了脂质代谢.
科学领域:
- 生物化学 生物化学
- 药理学 药理学是指药理学的学科.
- 代谢障碍 代谢障碍 代谢障碍
背景情况:
- 过高甘油三血是血中甘油三水平升高的特征.
- 脂蛋白脂酶 (LPL) 在血中的甘油三清除中起着至关重要的作用.
- 了解药物影响LPL活动的机制对于管理高甘油三血症至关重要.
研究的目的:
- 为了研究氏纤维酸对血甘油三水平和清除的作用.
- 为了确定克洛菲布拉特治疗对脂肪组织中脂蛋白脂酶活性的影响.
主要方法:
- 研究了六名高甘油三血症患者在克洛菲布拉特治疗一周 (2g/天) 之前和之后.
- 测量了血甘油三度和甘油三清除率.
- 在脂肪组织中评估了氨酸可释放和可提取的脂蛋白脂酶活性.
主要成果:
- 血甘油三显著下降,从6.85 +/- 1.1降至2.66 +/- 0.29 mmol/l.
- 三糖清除率显著增加,从1.3 +/- 0.2增加到2.4 +/- 0.4%/分钟.
- 在脂肪组织中,氨酸可释放和可提取的LPL活性显著增加.
结论:
- 克洛菲布拉特治疗有效降低血甘油三在高甘油三患者.
- 克洛菲布拉特作用的一个关键机制涉及增加脂肪组织脂蛋白脂酶水平.
- 克洛菲布拉特增强的LPL活性改善了血甘油三酸的清除.
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