在阻塞性睡眠呼吸暂停中,CPAP疗法改变了单细胞激活和免疫表型,与低氧负担相关
Seung-No Hong1, Ara Jo1, Jin-A Park1
1Department of Otorhinolaryngology-Head and Neck Surgery, Seoul National University College of Medicine, Seoul National University Boramae Medical Center.
Clinical and experimental otorhinolaryngology
|November 16, 2025
概括
对阻塞性睡眠呼吸暂停 (OSA) 的持续正气道压力 (CPAP) 治疗通过将单细胞转移到抗炎状态来减少炎症. 这种免疫调节与氧气不和指数 (ODI) 相关,而不仅仅是呼吸暂停-呼吸暂停指数 (AHI).
科学领域:
- 免疫学 免疫学 免疫学
- 睡眠医学 睡眠医学
- 心血管健康 心血管健康
背景情况:
- 阻塞性睡眠呼吸暂停 (OSA) 与慢性炎症和血管/代谢问题有关.
- 单细胞在与OSA相关的炎症中起着关键作用.
- OSA治疗对单细胞功能的影响尚不清楚.
研究的目的:
- 研究持续正气道压力 (CPAP) 对OSA患者单细胞功能和炎症表型的影响.
- 为了将单细胞功能的变化与OSA严重性指数 (AHI和ODI) 相关联.
主要方法:
- 在CPAP治疗3个月之前和之后,对OSA患者进行前性队列研究.
- 评估单细胞炎症性细胞因子 (TNF-α,IL-1β,IL-6) 在休息状态和LPS刺激后的产生.
- 使用流细胞计评估单细胞极化 (M1/M2类标记物).
- 与呼吸暂停-呼吸暂停指数 (AHI) 和氧气不和指数 (ODI) 相关的免疫变化.
主要成果:
- CPAP治疗降低了脂聚糖 (LPS) 诱导的炎症性细胞因子分泌和反应能力,与基线ODI成比例.
- 在CPAP后观察到向抗炎M2类单细胞表型 (CD163+CD206+) 的转变.
- 这种表型转变与基线ODI显著相关,但不是AHI.
结论:
- 通过减少缺氧和重编程单细胞到抗炎性表型,CPAP疗法减轻了OSA中的全身炎症.
- 氧不和负担 (ODI) 是单细胞免疫调节的更强的相关因子,而不是OSA中的AHI.
- 在OSA中,ODI可能是AHI的宝贵补充,用于评估单细胞驱动的免疫失调.
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