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红花提取物对酒精诱导化学性肝损伤的护肝功效及作用机制研究
杨天宇1, 刘改改1, 段昊2, 闫文杰1
(1.北京联合大学生物化学工程学院;2.北京工商大学食品与健康学院)
Study on the Hepatoprotective Effects and Mechanisms of Carthamus Tinctorious Extract Against Alcoholic Chemical Liver Injury
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投稿时间:2026-07-17    修订日期:2026-09-05
中文摘要: 本研究采用小鼠酒精性肝损伤模型动物实验,结合网络药理学预测探究红花提取物对酒精性肝损伤的保护作用及其潜在分子机制。采用50%无水乙醇灌胃建立小鼠酒精性肝损伤模型,以不同剂量红花提取物干预30天,检测血清谷丙转氨酶(ALT)、谷草转氨酶(AST)指标,甘油三酯(TG)、总胆固醇(TC)及丙二醛(MDA)等肝组织脂质代谢指标、超氧化物歧化酶(SOD)、谷胱甘肽过氧化物酶(GSH-Px)等氧化应激指标,并结合肝组织病理切片进行验证。结果显示,红花提取物显著降低模型小鼠血清ALT和AST水平,抑制肝组织内甘油三酯和总胆固醇蓄积;有效减少丙二醛含量,提升超氧化物歧化酶与谷胱甘肽过氧化物酶活性,减轻氧化应激及肝脏组织的损伤,且高剂量组效果最为显著。网络药理学预测分析表明,红花活性成分(如槲皮素、山奈酚等)作用于AKT1、JUN、TP53等核心靶点,显著富集于PI3K-Akt、MAPK及AGE-RAGE信号通路。研究表明,红花提取物可能通过调控上述多条信号通路,发挥抗氧化、抗炎及调节脂质代谢作用,保护肝细胞减少酒精所致的损伤。
Abstract:This study employed a mouse model of alcoholic liver injury for experiments, and combined network pharmacology to explore the protective effect of safflower extract on alcoholic liver injury and its potential molecular mechanisms. A mouse model of alcoholic liver injury was established by intragastric administration of 50% absolute ethanol. The mice were intervened with different doses of safflower extract for 30 days. Serum alanine aminotransferase (ALT), aspartate aminotransferase (AST) indicators, triglyceride (TG), total cholesterol (TC), and malondialdehyde (MDA), as well as superoxide dismutase (SOD) and glutathione peroxidase (GSH-Px), were detected, and the results were verified by pathological sections of liver tissue. The results showed that safflower extract significantly reduced serum ALT and AST levels and inhibited the accumulation of triglyceride and total cholesterol in liver tissue of model mice. It effectively reduced the content of malondialdehyde and increased the activities of superoxide dismutase and glutathione peroxidase, and the high-dose group had the most significant effect. Network pharmacology analysis showed that the active components of safflower (such as quercetin and kaempferol) acted on the core targets such as AKT1, JUN, TP53, and were significantly enriched in the PI3K-Akt, MAPK, and AGE-RAGE signaling pathways. Studies have shown that safflower extract can play an anti-oxidation, anti-inflammation and regulation of lipid metabolism by regulating the above signaling pathways, thereby reducing alcohol-induced hepatocyte injury.
文章编号:QY20260640     中图分类号:    文献标志码:
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Author NameAffiliationPostcode
Yang Tianyu  100023
  100023
  100023
  100023
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