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一只人性化的敲进鼠标回顾了一个深度内部拼接激活变体

Véronique Bolduc¹, Fady Guirguis¹, Berit Lubben¹

¹Neuromuscular and Neurogenetic Disorders of Childhood Section, National Institute of Neurological Disorders and Stroke, National Institutes of Health, Bethesda, MD.

bioRxiv : the preprint server for biology

|April 8, 2024

概括

研究人员开发了一个人性化的小鼠模型,用于与原VI相关的肌肉发育不良 (COL6-RDs),以测试反感性寡核酸 (ASO) 疗法. 这种模型精确地模仿人类疾病,使得可用于COL6-RDs的ASO治疗方法的开发成为可能.

科学领域:

遗传学和分子生物学
生物医学工程生物医学工程
翻译医学是一种翻译医学.

背景情况:

反感性寡核酸 (ASO) 显示出治疗由拼接改变变异引起的遗传疾病的前景.
在动物模型中测试ASO是具有挑战性的,因为人类和其他物种之间的序列保护不佳.
一种特定的深层内部的COL6A1变体 (c.930+189C>T) 通过创建伪exon导致严重的原VI相关的肌肉发育不良 (COL6-RDs).

结论:

开发的人性化敲进小鼠模型准确地复制了COL6-RD拼接缺陷和相关的表型.
这种模型适合测试人类准备的反感疗法,旨在跳过致病性伪exon.
该模型作为一个多功能平台,用于引入其他COL6A1变体,帮助开发用于COL6-RDs的新型反感应疗法.

关键词:

在 COL6A1 中,与原VI相关的肌肉衰变.人性化的小鼠模型这是一个假的exonon.

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相关概念视频

In-vitro Mutagenesis

In-vitro Mutagenesis

To learn more about the function of a gene, researchers can observe what happens when the gene is inactivated or “knocked out,” by creating genetically engineered knockout animals. Knockout mice have been particularly useful as models for human diseases such as cancer, Parkinson’s disease, and diabetes.