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长非编码RNA L13Rik通过调节miR-2861/CDKN1B轴来促进高葡萄糖诱导的介质细胞缩和矩阵蛋白质表达
Linlin Sun1, Miao Ding1, Fuhua Chen1
1Nephrology, Tongren Hospital, Shanghai Jiao Tong University School of Medicine, Shanghai, China.
长非编码RNA L13Rik在糖尿病病 (DN) 中升高,并促进细胞缩. 针对L13Rik可能为DN患者提供新的治疗策略.
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
- 遗传学 是一个遗传学.
背景情况:
- 糖尿病脏病 (DN) 是一种主要的糖尿病并发症,其特征是状介质细胞 (MC) 缩.
- 长非编码RNAs (lncRNAs) 涉及到MC缩和细胞外矩阵 (ECM) 在DNA中的积累.
- 识别功能性 lncRNA 对于理解 DN 病原体至关重要.
研究的目的:
- 为了识别参与糖尿病病期间MC缩的功能性lncRNAs.
- 研究 lncRNA C920021L13Rik (L13Rik) 在 DN 进展中的作用.
主要方法:
- 定量实时PCR (qRT-PCR) 用于评估DN患者和糖尿病小鼠的L13Rik表达.
- 流细胞测量和西部涂抹,以评估L13Rik在高葡萄糖 (HG) 诱导的MC缩和ECM积累中的功能.
- 对L13Rik作为miR-2861.1.的竞争性内源RNA (ceRNA) 的分析.
主要成果:
- 在DN患者,糖尿病小鼠和接受HG治疗的MC中,L13Rik表达显著增加,而miR-2861水平下降.
- L13Rik的耗尽或miR-2861的过度表达减少了HG诱导的MC缩和ECM积累.
- L13Rik作为一个ceRNA,海绵miR-2861和去抑制循环素依赖激酶抑制剂1B (CDKN1B).
结论:
- 上调的L13Rik与糖尿病病有关.
- 通过L13Rik/miR-2861/CDKN1B轴,L13Rik促进了MC缩和ECM积累.
- L13Rik代表了DN的潜在治疗标.
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