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Rodlike Supramolecular Nanoassemblies of Degradable Poly(Aspartic Acid) Derivatives and Hydroxyl‐Rich Polycations for Effective Delivery of Versatile Tumor‐Suppressive ncRNAs
Small ( IF 13.3 ) Pub Date : 2017-12-27 , DOI: 10.1002/smll.201703152
Hai-Qing Song 1 , Wenting Pan 1 , Rui-Quan Li 1 , Bingran Yu 1 , Wenjuan Liu 2 , Ming Yang 2 , Fu-Jian Xu 1
Affiliation  

The delivery of tumor‐suppressive noncoding RNAs (ncRNAs) including short ncRNAs (i.e., miRNAs) and long ncRNAs (lncRNAs) is put forward to treat tumors. In this work, novel rodlike supramolecular nanoassemblies (CNC @CB[8] @ PGEA) of degradable poly(aspartic acid) (PAsp) derivatives‐grafted cellulose nanocrystals (CNCs) and hydroxyl‐rich polycations (ethanolamine‐functionalized poly(glycidyl methacrylate), PGEA) are proposed via typical cucurbit[8]uril (CB[8])‐based host–guest interactions for delivery of different ncRNAs to treat hepatocellular carcinoma (HCC). Spindly CNCs, one kind of natural polysaccharide nanoparticles, possess good biocompatibility and unique physico‐chemical properties. PGEA with abundant hydroxyl groups is one promising gene carrier with low cytotoxicity. PAsp can benefit the disassembly and degradability of nanoassemblies within cells. CNC @ CB[8]@PGEA combines the different unique properties of CNC, PGEA, and PAsp. CNC @ CB[8] @ PGEA effectively complexes the expression constructs of miR‐101 (plasmid pc3.0‐miR‐101) and lncRNA MEG3 (plasmid pc3.0‐MEG3). CNC @ CB[8] @ PGEA produces much better transfection performances than PGEA‐containing assembly units. In addition, the codelivery system of CNC @ CB[8] @ PGEA/(pc3.0‐MEG3+pc3.0‐miR‐101) nanocomplexes demonstrates better efficacy in suppressing HCC than CNC @ CB[8] @ PGEA/pc3.0‐MEG3 or CNC @ CB[8] @ PGEA/pc3.0‐miR‐101 nanocomplexes alone. Such rodlike supramolecular nanoassemblies will provide a promising means to produce efficient delivery vectors of versatile tumor‐suppressive nucleic acids.

中文翻译:

可降解聚(天冬氨酸)衍生物和富含羟基的聚阳离子的棒状超分子纳米组件,可有效递送多种抑制肿瘤的ncRNA。

提出了抑制肿瘤的非编码RNA(ncRNA)的交付,包括短ncRNA(即miRNA)和长ncRNA(lncRNA)。在这项工作中,可降解的聚天冬氨酸(PAsp)衍生物接枝的纤维素纳米晶体(CNC)和富含羟基的聚阳离子(乙醇胺官能化的聚甲基丙烯酸缩水甘油酯)的新型棒状超分子纳米组件(CNC @CB [8] @ PGEA) (PGEA)是通过基于典型葫芦[8] uril(CB [8])的宿主-客体相互作用提出的,用于递送不同的ncRNA来治疗肝细胞癌(HCC)。Spindly CNCs是一种天然多糖纳米粒子,具有良好的生物相容性和独特的理化特性。具有丰富羟基的PGEA是一种具有低细胞毒性的有前途的基因载体。PAsp可有益于细胞内纳米组件的分解和降解。CNC @ CB [8] @PGEA结合了CNC,PGEA和PAsp的不同独特属性。CNC @ CB [8] @ PGEA有效地复合了miR-101(质粒pc3.0-miR-101)和lncRNA MEG3(质粒pc3.0-MEG3)的表达构建体。与包含PGEA的装配单元相比,CNC @ CB [8] @ PGEA产生更好的转染性能。另外,CNC @ CB [8] @ PGEA /(pc3.0-MEG3 + pc3.0-miR-101)纳米复合物的代码传递系统表现出比CNC @ CB [8] @ PGEA / pc3更好的抑制HCC的功效。 0-MEG3或CNC @ CB [8] @ PGEA / pc3.0-miR-101纳米复合物。这种棒状超分子纳米组装体将为生产有效的多功能肿瘤抑制核酸载体提供有效的手段。CNC @ CB [8] @PGEA结合了CNC,PGEA和PAsp的不同独特属性。CNC @ CB [8] @ PGEA有效地复合了miR-101(质粒pc3.0-miR-101)和lncRNA MEG3(质粒pc3.0-MEG3)的表达构建体。与包含PGEA的装配单元相比,CNC @ CB [8] @ PGEA产生更好的转染性能。另外,CNC @ CB [8] @ PGEA /(pc3.0-MEG3 + pc3.0-miR-101)纳米复合物的代码传递系统表现出比CNC @ CB [8] @ PGEA / pc3更好的抑制HCC的功效。 0-MEG3或CNC @ CB [8] @ PGEA / pc3.0-miR-101纳米复合物。这种棒状超分子纳米组装体将为生产有效的多功能肿瘤抑制核酸载体提供有效的手段。CNC @ CB [8] @PGEA结合了CNC,PGEA和PAsp的不同独特属性。CNC @ CB [8] @ PGEA有效地复合了miR-101(质粒pc3.0-miR-101)和lncRNA MEG3(质粒pc3.0-MEG3)的表达构建体。与包含PGEA的装配单元相比,CNC @ CB [8] @ PGEA产生更好的转染性能。另外,CNC @ CB [8] @ PGEA /(pc3.0-MEG3 + pc3.0-miR-101)纳米复合物的代码传递系统表现出比CNC @ CB [8] @ PGEA / pc3更好的抑制HCC的功效。 0-MEG3或CNC @ CB [8] @ PGEA / pc3.0-miR-101纳米复合物。这种棒状超分子纳米组装体将为生产有效的多功能肿瘤抑制核酸载体提供有效的手段。0-miR-101)和lncRNA MEG3(质粒pc3.0-MEG3)。与包含PGEA的装配单元相比,CNC @ CB [8] @ PGEA产生更好的转染性能。另外,CNC @ CB [8] @ PGEA /(pc3.0-MEG3 + pc3.0-miR-101)纳米复合物的代码传递系统表现出比CNC @ CB [8] @ PGEA / pc3更好的抑制HCC的功效。 0-MEG3或CNC @ CB [8] @ PGEA / pc3.0-miR-101纳米复合物。这种棒状超分子纳米组装体将为生产有效的多功能肿瘤抑制核酸载体提供有效的手段。0-miR-101)和lncRNA MEG3(质粒pc3.0-MEG3)。与包含PGEA的装配单元相比,CNC @ CB [8] @ PGEA产生更好的转染性能。另外,CNC @ CB [8] @ PGEA /(pc3.0-MEG3 + pc3.0-miR-101)纳米复合物的代码传递系统表现出比CNC @ CB [8] @ PGEA / pc3更好的抑制HCC的功效。 0-MEG3或CNC @ CB [8] @ PGEA / pc3.0-miR-101纳米复合物。这种棒状超分子纳米组装体将为生产有效的多功能肿瘤抑制核酸载体提供有效的手段。0-miR-101)纳米复合物比单独使用CNC @ CB [8] @ PGEA / pc3.0-MEG3或CNC @ CB [8] @ PGEA / pc3.0-miR-101纳米复合物具有更好的抑制HCC的功效。这种棒状超分子纳米组装体将为生产有效的多功能肿瘤抑制核酸载体提供有效的手段。0-miR-101)纳米复合物比单独使用CNC @ CB [8] @ PGEA / pc3.0-MEG3或CNC @ CB [8] @ PGEA / pc3.0-miR-101纳米复合物具有更好的抑制HCC的功效。这种棒状超分子纳米组装体将为生产有效的多功能肿瘤抑制核酸载体提供有效的手段。
更新日期:2017-12-27
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