Study on the Mechanism of Shenfu Injection Regulating TIMP-3/MMP-1/syndecan-1 Pathway to Improve Myocardial Injury in Rats with Sepsis

<sec> <title>目的</title> 探讨参附注射液通过调控TIMP-3/MMP-1/syndecan-1通路改善脓毒症心肌损伤的作用机制。 </sec> <sec> <title>方法</title> 采用盲肠结扎法建立脓毒症大鼠模型,40只SD大鼠分为假手术组、模型组、参附低/高剂量组,检测血清BNP、TnI水平及心肌组织超微结构,Western blot检测TIMP-3、MMP-1、syndecan-1蛋白表达;另构建TIMP-3基因敲除脓毒症模型鼠,分组检测MMP-1和syndecan-1水平进行反证。 </sec> <sec> <title>结果</title> 参附注射液治疗组血清BNP、TnI水平显著高于模型组(<italic>P</italic>&lt;0.05,<italic>P</italic>&lt;0.01),且呈剂量依赖性。电镜显示治疗组内皮肿胀减轻,血管内皮糖萼结构保存更完整。Western blot显示参附组TIMP-3、syndecan-1蛋白表达较模型组显著升高(<italic>P</italic>&lt;0.05,<italic>P</italic>&lt;0.01),MMP-1表达显著降低(<italic>P</italic>&lt;0.01),其中高剂量组效果优于低剂量组(<italic>P</italic>&lt;0.05)。基因敲除实验显示,基因敲除组血清MMP-1、syndecan-1水平较模型组显著升高(<italic>P</italic>&lt;0.01),心肌组织TIMP-3表达降低(<italic>P</italic>&lt;0.05),MMP-1升高(<italic>P</italic>&lt;0.01),syndecan-1降低(<italic>P</italic>&lt;0.05)。基因敲除+参附组与基因敲除组比较各指标无统计学差异(<italic>P</italic>&gt;0.05),但与参附组比较显示TIMP-3、syndecan-1表达显著降低(<italic>P</italic>&lt;0.01),MMP-1升高(<italic>P</italic>&lt;0.01)。 </sec> <sec> <title>结论</title> 参附注射液提高TIMP-3表达降低MMP-1表达,从而减少syndecan-1降解,减轻脓毒症大鼠心肌损伤。 </sec>

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Publication Details

Journal
Lishizhen medicine and materia medica research
Published
2025-08-01
DOI
https://doi.org/10.70976/j.1008-0805.szgygy-2025-1505
Primary Topic
Plant-based Medicinal Research
Type
article
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article

Study on the Mechanism of Shenfu Injection Regulating TIMP-3/MMP-1/syndecan-1 Pathway to Improve Myocardial Injury in Rats with Sepsis

Qian Liu, Xianqing Meng, Yan Liu, Hao Hao et al.
Lishizhen medicine and materia medica research
Plant-based Medicinal Research
article

Study on the Mechanism of Shenfu Injection Regulating TIMP-3/MMP-1/syndecan-1 Pathway to Improve Myocardial Injury in Rats with Sepsis

Qian Liu, Xianqing Meng, Yan Liu, Hao Hao, Haiyan Sun
article en

Abstract

<sec> <title>目的</title> 探讨参附注射液通过调控TIMP-3/MMP-1/syndecan-1通路改善脓毒症心肌损伤的作用机制。 </sec> <sec> <title>方法</title> 采用盲肠结扎法建立脓毒症大鼠模型,40只SD大鼠分为假手术组、模型组、参附低/高剂量组,检测血清BNP、TnI水平及心肌组织超微结构,Western blot检测TIMP-3、MMP-1、syndecan-1蛋白表达;另构建TIMP-3基因敲除脓毒症模型鼠,分组检测MMP-1和syndecan-1水平进行反证。 </sec> <sec> <title>结果</title> 参附注射液治疗组血清BNP、TnI水平显著高于模型组(<italic>P</italic>&lt;0.05,<italic>P</italic>&lt;0.01),且呈剂量依赖性。电镜显示治疗组内皮肿胀减轻,血管内皮糖萼结构保存更完整。Western blot显示参附组TIMP-3、syndecan-1蛋白表达较模型组显著升高(<italic>P</italic>&lt;0.05,<italic>P</italic>&lt;0.01),MMP-1表达显著降低(<italic>P</italic>&lt;0.01),其中高剂量组效果优于低剂量组(<italic>P</italic>&lt;0.05)。基因敲除实验显示,基因敲除组血清MMP-1、syndecan-1水平较模型组显著升高(<italic>P</italic>&lt;0.01),心肌组织TIMP-3表达降低(<italic>P</italic>&lt;0.05),MMP-1升高(<italic>P</italic>&lt;0.01),syndecan-1降低(<italic>P</italic>&lt;0.05)。基因敲除+参附组与基因敲除组比较各指标无统计学差异(<italic>P</italic>&gt;0.05),但与参附组比较显示TIMP-3、syndecan-1表达显著降低(<italic>P</italic>&lt;0.01),MMP-1升高(<italic>P</italic>&lt;0.01)。 </sec> <sec> <title>结论</title> 参附注射液提高TIMP-3表达降低MMP-1表达,从而减少syndecan-1降解,减轻脓毒症大鼠心肌损伤。 </sec>

Lishizhen medicine and materia medica researchVol. 36(15)
Good health and well-being
Openalex Percentile: Top 72%
Plant-based Medicinal Research
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