Exploring the mechanism of angiogenesis in MIRI rats through the Modified Xuefu Zhuyu Decoction based on the DLL4/Notch1 signaling pathway

<sec> <title>目的</title> 基于DLL4/Notch1通路探讨加味血府逐瘀汤对心肌缺血再灌注损伤(MIRI)后大鼠血管新生的影响。 </sec> <sec> <title>方法</title> 将60只SPF级大鼠随机分为假手术组、模型组、丹参酮组、加味血府逐瘀汤组(简称中药组)和加味血府逐瘀汤+通路抑制剂(DAPT)组(简称中药+DAPT组)。采用冷刺激结合注射阿霉素法构建心阳虚血瘀证模型,证候造模6周后进行手术造模。采用超声心动图检测大鼠心功能,血流变仪检测血液流变性,HE染色法观察病理形态,免疫组化法检测微血管密度,Western blot法检测DLL4、Notch1、VEGF、bFGF蛋白表达。 </sec> <sec> <title>结果</title> 与假手术组相比,模型组阳虚体征评分升高,肛温、EF值降低,低、中、高切值显著升高,MVD值升高,VEGF、bFGF、DLL4、Notch1蛋白表达升高(<italic>P</italic>&lt;&lt;0.01,<italic>P</italic>&lt;&lt;0.05);与模型组相比,中药组阳虚体征评分、EF值降低,肛温升高,低、中、高切值下降,MVD值升高,VEGF、bFGF、Dll4、Notch1蛋白表达升高(<italic>P</italic>&lt;&lt;0.01,<italic>P</italic>&lt;&lt;0.05)。 </sec> <sec> <title>结论</title> 加味血府逐瘀汤能改善MIRI大鼠阳虚血瘀状态,增加心肌微血管密度,其机制可能与上调VEGF、bFGF、DLL4、Notch1的表达有关。 </sec>

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Publication Details

Journal
Lishizhen medicine and materia medica research
Published
2025-01-01
DOI
https://doi.org/10.70976/j.1008-0805.szgygy-2025-0201
Primary Topic
Cytokine Signaling Pathways and Interactions
Type
article
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article

Exploring the mechanism of angiogenesis in MIRI rats through the Modified Xuefu Zhuyu Decoction based on the DLL4/Notch1 signaling pathway

Jie Zhang, Wang-hua LIU, Y. Liu, Peng Qiao et al.
Lishizhen medicine and materia medica research
Cytokine Signaling Pathways and Interactions
article

Exploring the mechanism of angiogenesis in MIRI rats through the Modified Xuefu Zhuyu Decoction based on the DLL4/Notch1 signaling pathway

Jie Zhang, Wang-hua LIU, Y. Liu, Peng Qiao, Ting Liu, Dengji Pan, Jiaqi Xiao
article en

Abstract

<sec> <title>目的</title> 基于DLL4/Notch1通路探讨加味血府逐瘀汤对心肌缺血再灌注损伤(MIRI)后大鼠血管新生的影响。 </sec> <sec> <title>方法</title> 将60只SPF级大鼠随机分为假手术组、模型组、丹参酮组、加味血府逐瘀汤组(简称中药组)和加味血府逐瘀汤+通路抑制剂(DAPT)组(简称中药+DAPT组)。采用冷刺激结合注射阿霉素法构建心阳虚血瘀证模型,证候造模6周后进行手术造模。采用超声心动图检测大鼠心功能,血流变仪检测血液流变性,HE染色法观察病理形态,免疫组化法检测微血管密度,Western blot法检测DLL4、Notch1、VEGF、bFGF蛋白表达。 </sec> <sec> <title>结果</title> 与假手术组相比,模型组阳虚体征评分升高,肛温、EF值降低,低、中、高切值显著升高,MVD值升高,VEGF、bFGF、DLL4、Notch1蛋白表达升高(<italic>P</italic>&lt;&lt;0.01,<italic>P</italic>&lt;&lt;0.05);与模型组相比,中药组阳虚体征评分、EF值降低,肛温升高,低、中、高切值下降,MVD值升高,VEGF、bFGF、Dll4、Notch1蛋白表达升高(<italic>P</italic>&lt;&lt;0.01,<italic>P</italic>&lt;&lt;0.05)。 </sec> <sec> <title>结论</title> 加味血府逐瘀汤能改善MIRI大鼠阳虚血瘀状态,增加心肌微血管密度,其机制可能与上调VEGF、bFGF、DLL4、Notch1的表达有关。 </sec>

Lishizhen medicine and materia medica researchVol. 36(2)
Zero hunger
Openalex Percentile: Top 73%
Cytokine Signaling Pathways and Interactions
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Exploring the mechanism of angiogenesis in MIRI rats through the Modified Xuefu Zhuyu Decoction based on the DLL4/Notch1 signaling pathway — Jie Zhang, Wang-hua LIU, et al. · Lishizhen medicine and materia medica research (2025) | TGRS Research Map | TGRS