Ameliorative Effect of an Anti-MicroRNA-21 Oligonucleotide on Animal and Human Models of Cystic Kidney Disease.
IF 3.2
Q1 UROLOGY & NEPHROLOGY
Yuhei Noda, Noritoshi Kato, Fuminori Sato, Yuji Suzuki, Shoma Tsubota, Hiroki Kitai, Shintaro Komatsu, Akihito Tanaka, Yuka Sato, Kayaho Maeda, Kazuhiro Furuhashi, Takuji Ishimoto, Tomoki Kosugi, Tamio Yamaguchi, Shizuko Nagao, Yukiko Kamiya, Kenji Kadomatsu, Hiroyuki Asanuma, Shoichi Maruyama
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引用次数: 0
抗microrna -21寡核苷酸对动物和人囊性肾病模型的改善作用
背景:遗传性囊性肾病是一种以肾小管原发纤毛功能缺陷为特征的纤毛病。原发性纤毛的异常会增强细胞增殖信号,导致囊肿增大。最常见的类型是常染色体显性多囊肾病(ADPKD),但其他疾病,如肾病,已被发现比以前认为的更常见。据报道,在ADPKD中,一些microrna异常表达并参与疾病发病机制。其中,我们重点关注miR-21,它在cAMP信号传导的响应中上调。在本研究中,我们旨在通过丝氨酸醇核酸合成一种新的抗mir -21寡核苷酸(anti-miR-21 - sna)来提高抗mirna活性,并研究其对体内和体外囊肿生长的影响。方法:我们在小鼠囊性肾病模型和人ADPKD细胞中评估了使用基于sna的反义寡核苷酸抗mir -21治疗的有效性。结果:我们的研究表明Anti-miR-21-SNA在体内和体外都能有效地阻止囊肿的生长。在囊性肾病小鼠模型中,我们系统给药Anti-miR-21-SNA,并观察到其主要在肾脏中蓄积,提示有效的药物递送。抗mir -21- sna治疗可减小肾脏大小和血尿素氮水平,但不引起肝毒性。机制上,与线粒体代谢、细胞凋亡和纤维化途径相关的分子参与其中。在体外,Anti-miR-21-SNA处理来自ADPKD患者的原代培养肾细胞减少了囊肿体积和细胞内cAMP含量,增加了Ca2+浓度,支持这种治疗的疗效。结论:我们的研究结果表明,Anti-miR-21-SNA治疗是治疗囊性肾病的一种潜在的治疗策略。
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