酸对血管光滑肌细胞骨质分化的度依赖性影响
Osama Al Khalif1, Gülay Sezer2,3
1Department of Pharmacology, Faculty of Medicine, Erciyes University, 38039, Kayseri, Turkey.
Biological trace element research
|May 3, 2024
概括
酸 (BA) 根据度不同影响血管光滑肌细胞 (VSMC) 的分化. 低和非常高的BA水平增加骨质分化,可能导致血管化.
科学领域:
- 生物化学 生物化学
- 细胞生物学 细胞生物学
- 心血管研究研究心血管研究
背景情况:
- 血管化与氧化应激和炎症有关.
- 以酸 (BA) 的形式,已知具有抗氧化和抗炎性质.
- BA对血管光滑肌细胞 (VSMC) 骨质分化的影响仍未得到研究.
研究的目的:
- 为了研究酸 (BA) 对VSMCs骨质分化的影响.
- 为了确定BA是否影响VSMC的增殖和关键基因的表达.
主要方法:
- 分离了VSMC,并用不同的BA度进行处理.
- 用MTT测定来评估细胞增殖.
- 骨质分化通过阿利扎林红色S染色,性酸酶 (ALP) 活性和o-cresolphthalein complexone方法进行评估.
- 使用qRT-PCR分析了骨质性 (Runx2,ALP) 和抗氧化 (Nrf2,Nqo1) 基因的mRNA表达.
主要成果:
- 在经过测试的度中,BA没有影响VSMC的扩散.
- 适度的BA度 (100,500μM) 没有显示出骨质分化的显著变化.
- 低 (2微米) 和非常高 (1000微米) 的BA度显著增加了VSMC骨质性差异化.
- Runx2 mRNA水平在2和1000μM BA时增加,而Nrf2和Nqo1 mRNA水平在100和500μM BA时增加.
结论:
- 酸对VSMC的骨质分化有度依赖的影响.
- 低和极高的BA度可能会促进VSMC的骨质分化,可能会导致血管化.
- 需要进一步的体内研究来阐明BA在血管化中的作用机制.
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