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Research Article
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Erratum Notice
Important: There has been an erratum issued for this article. View Erratum Notice
Retraction Notice
The article Assisted Selection of Biomarkers by Linear Discriminant Analysis Effect Size (LEfSe) in Microbiome Data (10.3791/61715) has been retracted by the journal upon the authors' request due to a conflict regarding the data and methodology. View Retraction Notice
来源:Montrose, DC 等人 对小鼠进行结肠镜引导下的捏活检并评估随后的组织变化。J. Vis. Exp. (2021 年)
该视频演示了在小鼠中进行结肠镜引导捏活检的方案。这项技术有助于目视分析结肠腔并收集组织样本以进行详细研究。
所有涉及动物模型的程序均已由当地机构动物护理委员会和 JoVE 兽医审查委员会审查。
1. 结肠镜检查和伤口诱导

图 1:进行活检所需的物品。(A) 晶状体 (a)、鞘 (b) 和活检钳 (c) 的图像。(B) 将晶状体插入护套。(C) 将镊子插入护套的工作通道(实心箭头)。虚线箭头表示气泵连接的正确位置。