本烯尼佛林通过向光糖脱酶来抑制铁性结肠炎来缓解性结肠炎
Yang Tang1, Zheng Wang2, Feng Zhou1
1School of Pharmacy, Hunan University of Chinese Medicine, Changsha 410208, China; Key Laboratory of Modern Research of TCM, Education Department of Hunan Province, Changsha 410208, China.
烯烯 (BP) 通过Nrf2通路抑制铁化,有效治疗性结肠炎 (UC). 这项研究确定了酸脱酶 (PGD) 作为BP的新目标,揭示了其在UC治疗中的机制.
科学领域:
- 胃肠病学和肝病学
- 药理学和毒理学 药理学和毒理学
- 分子生物学分子生物学
背景情况:
- 性结肠炎 (UC) 是一种具有挑战性的消化系统疾病,治疗选择有限.
- 来自中国草药的烯烯 (BP) 显示出潜在的抗肠炎作用.
- 在UC中BP的治疗潜力和精确机制需要进一步研究.
研究的目的:
- 评估本烯 (BP) 在硫酸 (DSS) 诱导的性结肠炎 (UC) 的小鼠模型中的疗效.
- 阐明BP在UC中发挥治疗作用的潜在分子机制.
- 研究铁和Nrf2信号通路在BP作用中的作用.
主要方法:
- 建立了一个DSS诱导的UC小鼠模型,并用BP治疗.
- 在体内和体外评估了他的病理学,Nrf2信号和铁亡指标.
- 利用代谢学,CETSA,SPR和分子对接来识别BP的标蛋白 (PGD) 和它的机制.
主要成果:
- 在UC小鼠中,BP显著降低了疾病活性和组织学损伤.
- 血压减轻了DSS诱导的铁亡,其疗效因铁亡激动剂和Nrf2抑制而降低.
- BP恢复了酸通路 (PPP),上调了酸脱酶 (PGD) 活性,并抑制了PGD溶解体降解.
结论:
- BP通过通过Nrf2通路激活来抑制铁亡,表现出显著的抗UC活性.
- 酸酸脱酶 (PGD) 被确定为BP的新型分子标,用于抑制铁亡.
- 血压可以防止PGD的溶酶体降解,为性结肠炎提供了一种新的治疗策略.
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