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氧化评分和微形状表明慢性病中的心血管风险
Gemma Valera-Arévalo1,2, María Del Mar Rodríguez-San Pedro1, Paula Jara Caro2,3
1Department of Genetics, Physiology and Microbiology (Unit of Animal Physiology), Faculty of Biology, Universidad Complutense de Madrid, 28040 Madrid, Spain.
Antioxidants (Basel, Switzerland)
|February 26, 2025
概括
氧化应激和微 (MVs) 与慢性病 (CKD) 患者的心血管疾病 (CVD) 有关. MVs上的组织因子表达可以预测CKD中的心血管疾病风险.
科学领域:
- 腎臟病學 (nephrology) 是一種醫學專業.
- 心脏病学 心脏病学
- 生物化学 生化学
背景情况:
- 慢性病 (CKD) 显著增加了心血管疾病 (CVD) 的风险.
- 尿素毒素,氧化应激和炎症是CKD中心血管疾病的关键因素.
- 微导管 (MVs) 涉及到心血管疾病的发病.
研究的目的:
- 研究CKD患者的氧化还原状态和MV表型之间的关联.
- 探索MV亚型与心血管事件之间的关系.
- 识别CKD中CVD风险的潜在生物标志物.
主要方法:
- 使用个性化OXY-SCORE评估的氧化应激.
- 对亲氧化剂和抗氧化剂参数的分析.
- 用特定的膜标记物 (CD31,CD41,组织因子) 量化内皮衍生微粒细胞 (EMV) 和血小板衍生微粒细胞 (PMV).
主要成果:
- 晚期CKD (ACKD) 和血液透析 (HD) 患者的OXY-SCORE比健康人群 (HS) 高.
- 腹腔透析 (PD) 患者的PMV和CD41增加,而HD患者的EMV和CD31增加.
- 组织因子 (TF) 表达在ACKD患者的PMV和EMV中升高,与丁氧化酶活性相关,与抗氧化剂负相关. 在患有心血管事件的患者中观察到高TF.
结论:
- 微血管和氧化应激可以作为CKD中的心血管风险标志物.
- 在PMV和EMV上的组织因子表达显示出作为CKD患者心血管疾病的预测和预后生物标志物的潜力.
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