脂蛋白子类的概况在中国初级开放角度眼光病患者中
Changzhen Fu1, Jianming Xu1, Shao-Lang Chen1
1Joint Shantou International Eye Center of Shantou University and The Chinese University of Hong Kong, Shantou 515041, China.
International journal of molecular sciences
|April 27, 2024
概括
患有高胆固醇的初级开角绿内障 (POAG) 患者表现出高水平的特定LDL亚类和氧化LDL. 这些标记物可以帮助在高胆固醇患者中识别POAG.
科学领域:
- 眼科医生 眼科 眼科
- 心血管科学 心血管科学
- 代谢研究研究 代谢研究
背景情况:
- 主要开角青光眼 (POAG) 是不可逆转失明的主要原因.
- 脂蛋白代谢变化与各种疾病有关,但它们在POAG中的作用需要进一步研究.
- 胆固醇水平升高是心血管疾病的已知危险因素,可能影响玻璃眼病原体.
研究的目的:
- 在中国患者中研究血脂蛋白子类,这些患者患有POAG.
- 为了比较POAG患者和年龄匹配的对照人群之间的脂蛋白样本,按胆固醇水平分层.
- 评估特定脂蛋白的诊断潜力及其与POAG中的临床参数的相关性.
主要方法:
- 血脂蛋白,脂蛋白子类 (包括LDL3和小密度LDL) 和氧化LDL (oxLDL) 的定量测量.
- 对象分层为高和正常的总胆固醇 (TC) 和低密度脂蛋白胆固醇 (LDL-C) 分组.
- 接收器操作特征 (ROC) 曲线分析以评估歧视潜力 (曲线下的面积 - AUC) 和与视网膜神经纤维层 (RNFL) 厚度等临床参数的相关性分析.
主要成果:
- 与具有类似胆固醇水平的对照组相比,POAG患者的TC和/或LDL-C升高显示TC,LDL-C,非高密度脂蛋白胆固醇 (非HDL),LDL亚类LDL3,小密度LDL (sdLDL) 和oxLDL的水平显著更高.
- 在POAG患者和正常TC和LDL-C水平的对照人群之间,没有观察到脂蛋白或子类的显著差异.
- TC,LDL-C,非HDL,LDL3,sdLDL和oxLDL在高胆固醇的POAG患者和对照人群之间显示了中等到良好的区分性能 (AUC:0.710-0.950). 在高胆固醇的POAG患者中,LDL3/sdLDL和RNFL厚度之间发现了显著的负相关性.
结论:
- 血脂蛋白,特别是LDL亚类 (LDL3,sdLDL) 和oxLDL,在高胆固醇的POAG患者中显著升高.
- 这些特定的脂蛋白标记物显示出在患有失脂血症的个体中具有歧视POAG的潜力.
- 对特定脂蛋白的监测可能为患有TC和/或LDL-C升高的患者的POAG管理提供见解.
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