加列-3在大动脉狭窄中的性别特异性作用
Lara Matilla1, Ernesto Martín-Núñez1, Mattie Garaikoetxea1
1Cardiovascular Translational Research, Navarrabiomed (Miguel Servet Foundation), Hospital Universitario de Navarra (HUN), Universidad Pública de Navarra (UPNA), IdiSNA, C/Irunlarrea 3., 31008, Pamplona, Spain.
Biology of sex differences
|October 24, 2023
概括
加勒-3 (Gal-3) 在大动脉狭窄症 (AS) 中表现出性别特异性的作用,在男性和女性中不同地促进炎症,骨质生成和血管生成. 向Gal-3可能为AS提供新的治疗策略.
科学领域:
- 心血管生物学 心血管生物学
- 分子医学是分子医学.
- 病理学 病理学 病理学
背景情况:
- 大动脉狭窄 (AS) 涉及炎症,纤维化,骨质生成和血管生成,具有性别特定的机制.
- 加勒-3 (Gal-3) 是一种促炎性和促骨质性莱克,涉及AS的发病.
- 在AS中Gal-3的性别差异作用需要进一步调查.
研究的目的:
- 分析加勒-3 (Gal-3) 在大动脉狭窄症 (AS) 中潜在的性别差异作用.
- 调查Gal-3表达及其与人类大动脉 (AVs) 和间细胞 (VICs) 中的炎症性,骨质性和血管性标记物的关系.
主要方法:
- 从男性和女性AS患者的VIC中Gal-3表达的蛋白质组分析.
- 在人类AVS中对Gal-3蛋白水平的免疫组织化学评估.
- 在体外实验中,用Gal-3和药理抑制剂治疗VIC.
主要成果:
- 细胞内和分泌的Gal-3在男性AS患者的VIC中过度表达.
- 人类的AVS在男性中显示出更高的Gal-3水平,与炎症性,骨质性和血管性标志物相关.
- 在男性VIC中,Gal-3治疗上调了炎症性,骨质性和血管性标志物,但在女性VIC中仅有炎症性和骨质性标志物. -3封锁抑制了这些效应.
结论:
- 加勒-3 (Gal-3) 在大动脉狭窄症 (AS) 中表现出性别差异性的作用.
- -3可能代表一种新的性别特异性治疗标,用于控制膜间歇细胞 (VIC) 中的AS病理特征.
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