人光老化皮肤中circRNA的表达谱及功能分析
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张瑜(1984.7-),男,广东湛江人,博士,主治医师,主要从事皮肤光老化机制与防治方面的工作

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R751

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国家自然科学基金常规面上项目(编号:8187120851)


Expression Profile and Functional Analysis of circRNA in Photoaged Human Skin
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    摘要:

    目的 探究环状RNA(circRNA)在人光老化皮肤中的表达谱及功能。方法 收集面部光老化皮 肤(实验组)与臀部/腹部皮肤(对照组),通过circRNA芯片分析,比较人光老化组与非光老化组皮肤 circRNA的表达谱,qPCR验证芯片测序结果。结果 鉴定出202个差异circRNA。GO/KEGG分析显示差异 circRNA母本基因富集于细胞外基质、胶原代谢等通路有关。qPCR证实hsa_circRNA_102207在实验组显 著下调(P≤0.001)。结论 光老化皮肤中异常表达的circRNA可能通过调控细胞外基质重塑、胶原组织及 光老化关键通路参与病理过程。

    Abstract:

    Objective To investigate the expression profile and functional roles of circular RNA (circRNA) in photoaged human skin. Methods Facial photoaged skin tissues (experimental group) and hip/abdomen skin tissues (control group) were collected. circRNA microarray analysis was performed to compare circRNA expression profiles between photoaged and non-photoaged skin groups, and qPCR was used to verify the microarray results. Results A total of 202 differentially expressed circRNAs were identified. GO/KEGG pathway analysis showed that the parental genes of differentially expressed circRNAs were enriched in pathways related to extracellular matrix and collagen metabolism. qPCR confirmed that hsa_circRNA_102207 was significantly downregulated in the experimental group (P≤0.001). Conclusion Abnormally expressed circRNAs in photoaged skin may participate in the pathological process by regulating extracellular matrix remodeling, collagen organization, and key photoaging pathways.

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张 瑜,温 娟,赖 维,等.人光老化皮肤中circRNA的表达谱及功能分析[J].医学美学美容,2025,34(9):41-45.

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  • 在线发布日期: 2025-06-09
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