在当前暴露于他类药物的艾滋病毒感染者中抑制Th1型免疫反应
Andreas Dehlbæk Knudsen1, Marco Gelpi1, Moises A Suarez-Zdunek1
1Viro-immunology Research Unit, Department of Infectious Diseases 8632, Rigshospitalet, University of Copenhagen, Copenhagen, Denmark.
AIDS (London, England)
|October 7, 2025
概括
类药物可以通过抑制独立于胆固醇水平的Th1免疫反应来降低艾滋病毒感染者的心血管风险. 这项研究发现,在艾滋病毒患者中,他类药物的使用与关键免疫标志物水平的降低有关.
科学领域:
- 免疫学 免疫学 免疫学
- 心血管医学 心血管医学
- 传染病 (艾滋病毒/艾滋病)
背景情况:
- 最近的研究表明,除了降低LDL胆固醇之外,他类药物在艾滋病毒感染者 (PWH) 中提供心血管保护.
- 类药物可能调节Th1类型的免疫反应,涉及干扰素- (IFN-γ),新丁和 kynurenine 的代谢.
研究的目的:
- 调查使用他类药物和抑制PWH中的Th1型免疫反应之间的关联.
- 探索HIV中他类药物的潜在的脂质独立免疫调节机制.
主要方法:
- 来自哥本哈根艾滋病毒感染共发病率 (COCOMO) 研究的1041个PWH的横截面研究.
- 测量了IFN-γ,新素,金氨酸与酸盐的比率 (IDO-1活性标志物),IL-6,IL-1β和可溶性CD14的血水平.
- 使用多变量逻辑回归,根据临床和人口因素进行调整.
主要成果:
- 在调整后,使用他类药物 (12.5%的参与者) 与提高金氨酸与氨酸比率 (OR:0.60),IFN-γ (OR:0.58) 和新氨酸 (OR:0.58) 的几率较低有关.
- 对于IL-6,IL-1β或可溶性CD14没有发现显著的关联.
- 接受他类药物治疗的PWH患者年龄较大,而且更常见的是男性.
结论:
- 在PWH中,他类药物治疗与抑制的Th1型免疫反应独立相关.
- 这些发现支持他类药物在PWH心血管保护方面具有脂质独立的免疫调节作用.
- 需要进一步的前性研究来证实这些免疫调节效应.
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