Exploring the effect of the acupoint prescription of “Tiaoqi Mingmu” on the PKC/ERK1/2 signaling pathway in 17th area of visual cortex of rats with monocular amblyopia

<sec> <title>目的</title> 探讨“调气明目”穴方对单眼弱视模型大鼠视皮层17区PKC/ERK1/2信号通路的影响。 </sec> <sec> <title>方法</title> 60只SPF级14天龄SD幼鼠随机分成5组。除空白组外其余各组复制弱视模型。阻断剂组和针刺+阻断剂组腹腔注射PD98059溶液。阻断剂1h后,针刺组和针刺+阻断剂组针刺“调气明目”穴方,疗程14d。P-VEP检测大鼠双眼视觉电生理变化;Western blot和ELISA测定PKC、ERK1/2、p-ERK1/2、p-CREB、c-Fos蛋白表达及含量。 </sec> <sec> <title>结果</title> 左眼P<sub>100</sub>波潜时和振幅各组差异均不显著(<italic>P</italic>&gt;0.05);右眼模型组较空白组潜时延长、振幅降低(<italic>P</italic>&lt;0.01),针刺组较模型组和针刺+阻断剂组均有潜时缩短、振幅升高(<italic>P</italic>&lt;0.05);空白组和针刺组PKC、p-ERK1/2和p-CREB蛋白表达均高于模型组(<italic>P</italic>&lt;0.01),针刺组显著高于针刺+阻断剂组(<italic>P</italic>&lt;0.05),针刺+阻断剂组高于阻断剂组(<italic>P</italic>&lt;0.05);阻断剂组PKC、p-ERK1/2和c-Fos蛋白与针刺+阻断剂组相比差异不显著(<italic>P</italic>&gt;0.05);各组间ERK1/2表达差异不显著(<italic>P</italic>&gt;0.05)。 </sec> <sec> <title>结论</title> “调气明目”穴方可激活单眼剥夺弱视模型大鼠视皮层17区PKC/ERK1/2信号通路,改变突触可塑性,促进视功能恢复。 </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-2025-0232
Primary Topic
Glaucoma and retinal disorders
Type
article
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article

Exploring the effect of the acupoint prescription of &ldquo;Tiaoqi Mingmu&rdquo; on the PKC/ERK1/2 signaling pathway in 17th area of visual cortex of rats with monocular amblyopia

An-guo Liu, Xiaolin Zheng, Qian Zhang, Xingke Yan et al.
Lishizhen medicine and materia medica research
Glaucoma and retinal disorders
article

Exploring the effect of the acupoint prescription of &ldquo;Tiaoqi Mingmu&rdquo; on the PKC/ERK1/2 signaling pathway in 17th area of visual cortex of rats with monocular amblyopia

An-guo Liu, Xiaolin Zheng, Qian Zhang, Xingke Yan, Yihui Wu, Li-li KAN
article en

Abstract

<sec> <title>目的</title> 探讨“调气明目”穴方对单眼弱视模型大鼠视皮层17区PKC/ERK1/2信号通路的影响。 </sec> <sec> <title>方法</title> 60只SPF级14天龄SD幼鼠随机分成5组。除空白组外其余各组复制弱视模型。阻断剂组和针刺+阻断剂组腹腔注射PD98059溶液。阻断剂1h后,针刺组和针刺+阻断剂组针刺“调气明目”穴方,疗程14d。P-VEP检测大鼠双眼视觉电生理变化;Western blot和ELISA测定PKC、ERK1/2、p-ERK1/2、p-CREB、c-Fos蛋白表达及含量。 </sec> <sec> <title>结果</title> 左眼P<sub>100</sub>波潜时和振幅各组差异均不显著(<italic>P</italic>&gt;0.05);右眼模型组较空白组潜时延长、振幅降低(<italic>P</italic>&lt;0.01),针刺组较模型组和针刺+阻断剂组均有潜时缩短、振幅升高(<italic>P</italic>&lt;0.05);空白组和针刺组PKC、p-ERK1/2和p-CREB蛋白表达均高于模型组(<italic>P</italic>&lt;0.01),针刺组显著高于针刺+阻断剂组(<italic>P</italic>&lt;0.05),针刺+阻断剂组高于阻断剂组(<italic>P</italic>&lt;0.05);阻断剂组PKC、p-ERK1/2和c-Fos蛋白与针刺+阻断剂组相比差异不显著(<italic>P</italic>&gt;0.05);各组间ERK1/2表达差异不显著(<italic>P</italic>&gt;0.05)。 </sec> <sec> <title>结论</title> “调气明目”穴方可激活单眼剥夺弱视模型大鼠视皮层17区PKC/ERK1/2信号通路,改变突触可塑性,促进视功能恢复。 </sec>

Lishizhen medicine and materia medica researchVol. 36(2)
Zero hunger
Openalex Percentile: Top 71%
Glaucoma and retinal disorders
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