Renal protective effects of <italic>Yishen Tongluo Formula</italic> (益肾通络方) on mice with diabetic nephropathy via the AMPK/mTOR/ULK1 signaling pathway
<sec> <title>目的</title> 观察益肾通络方对糖尿病肾病(DN)小鼠的疗效,并探讨其通过AMPK/mTOR/ULK1通路产生影响的作用机制。 </sec> <sec> <title>方法</title> 将C57BL/6小鼠48只分为对照组8只、造模组40只。造模组STZ腹腔注射建立DN模型,造模成功后随机分为模型组,益肾通络方高、中、低剂量组(18.2,9.1,4.55 g·kg<sup>-1</sup>),司美格鲁肽组(40 µg·kg<sup>-1</sup>),各8只,连续干预12周。干预后检测血糖、24 h尿蛋白、肾脏系数、血肌酐及尿素氮,进行肾脏HE、PAS、PASM、Masson染色,测定尿β2-MG、NGAL、KIM-1水平;PCR与Western blot检测自噬及AMPK/mTOR/ULK1相关基因与蛋白。 </sec> <sec> <title>结果</title> 模型组血糖、尿蛋白、肾功能损伤指标及肾脏病理改变显著加重,尿β2-MG、NGAL、KIM-1升高,自噬相关基因与蛋白表达紊乱(AMPK/ULK1下调,mTOR/LC3/p62上调)(<italic>P</italic><0.05)。与模型组相比,益肾通络方及司美格鲁肽均可降低血糖、尿蛋白及肾损伤指标,改善病理改变,降低尿损伤标志物,促进AMPK、ULK1表达并抑制mTOR、LC3、p62(<italic>P</italic><0.05)。 </sec> <sec> <title>结论</title> 益肾通络方可能通过调控AMPK/mTOR/ULK1信号通路改善自噬应激,减轻DN小鼠肾小管间质损伤,从而发挥肾保护作用。 </sec>
Authors
- Zijing Cao
- Jingyi Tang (ORCID: https://orcid.org/0000-0002-8754-5809)
- Xuehui Bai
- Zeyu ZHANG
- Junyu XI
- Yifei ZHANG
- Weijing LIU
- Shuaixing ZHANG
- Shujiao ZHANG
- Zhongjie LIU
- Yuqi WU
- Yiran XIE
Publication Details
- Journal
- Lishizhen medicine and materia medica research
- Published
- 2025-12-01
- DOI
- https://doi.org/10.70976/j.1008-0805.szgygy-2025-2406
- Primary Topic
- Chronic Kidney Disease and Diabetes
- Type
- article
- Field-Weighted Citation Impact
- 0.00