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丢失Dact2通过调节Igfl-MAPK通路轴来缓解西斯胺诱导的毒性
Changuk Kim1, Woori Kwak1, Dong-Hoon Won1
1Department of Biotechnology, The Catholic University of Korea, Bucheon, 14662, Republic of Korea.
Cell biology and toxicology
|August 21, 2023
概括
删除Wnt对手Dact2通过减少亡和通过Wnt/β-catenin信号调节Igf1-MAPK轴来保护小鼠免受西斯普拉丁诱导的损伤.
科学领域:
- 腎臟病學 (nephrology) 是一種醫學專業.
- 分子生物学分子生物学
- 细胞信号传递 细胞信号传递
背景情况:
- Wnt/β-catenin信号传递对于细胞增殖至关重要.
- 药物诱导的损伤是一个重大的临床挑战.
- Dact2充当Wnt抗剂,但其在毒性中的作用尚不清楚.
研究的目的:
- 调查Wnt/β-catenin信号传递在药物诱导的损伤中的作用.
- 为了确定Dact2删除对西斯普拉丁诱导的毒性的影响.
- 为了阐明底层的分子机制.
主要方法:
- 使用了野生类型和Dact2淘汰赛小鼠,接受了西斯注射.
- 进行RNA测序以分析基因表达变化.
- 使用西方抹黑和基因敲除实验验验证的结果.
主要成果:
- 在治疗西斯后,Dact2淘汰赛小鼠表现出降低的损伤标志物 (血液尿素,肌素).
- 删除Dact2导致胰岛素类生长因子1 (Igf1) 表达的增加,这是Wnt目标基因.
- 在Dact2淘汰赛小鼠中观察到亡和基激活蛋白激酶 (MAPK) 途径基因/蛋白的下调.
结论:
- 达克2淘汰赛可以防止西斯普拉丁诱导的毒性.
- 这种保护是通过抑制亡和调节Igf1-MAPK轴的介导.
- 在减轻药物诱导的损伤方面,Wnt/β-catenin信号传递起着至关重要的作用.
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