您当前所在位置:首页 > 资讯信息 > 新品上市
​mPEG-PDLLA与mPEG-DSPE 载奥沙利铂复合胶束的制备及性能
发布时间:2025-07-10     作者:zyl   分享到:

参考文献:mPEG-PDLLA & mPEG-DSPE 载奥沙利铂塑料胶束的制取及稳定性 编辑赵文豪; 龚婷; 熊迎新; 霍美蓉期刊论文下载链接://openurl.ebsco.com/EPDB%3Agcd%3A8%3A31831176/detailv2?sid=ebsco%3Aplink%3Ascholar&id=ebsco%3Agcd%3A180319522&crl=c&link_origin=scholar.google.com结语Objective: To address the challenges associated with the low encapsulation efficiency of water-soluble drugs, poor stability and negligible endocytosis in micelles. Method: mPEG-DSPE and mPEG-PDLLA were used as carrier materials and oxaliplatin as model drug to prepare mPEG-DSPE&mPEG-PDLLA/OXA mixed NPs by flash nanoprecipitation. The performances of mixed NPs were compared with mPEG-PDLLA/OXA NPs and LPHNP/OXA NPs. Results: The optimal preparation process of mixed NPs obtained by single factor screening was as follows: the total flow rate was 4 mL/min with a flow rate ratio of 1∶3, the total material concentration was 3.75 mg/mLwith a material ratio was 1∶2, and the anti-solvent was acetonitrile. The three kinds of NPs had uniform particle sizes and all of their encapsulation efficiencies were more than 70%. The in vitro drug release test showed that the release rate of the mixed micelles which could be completely released was slower than that of the ordinary micelles. The results of uptake and apoptosis assay showed that the mixed micelles had the best uptake performance and cytotoxicity efficacy among the three NPs. Conclusions: The preparation of mixed micelles by flash nanoprecipitation which is a simple and convenient preparation method for commercialization, can achieve high encapsulation of water-soluble drugs. At the same time, the designed mixed micelles mPEG-DSPE&mPEG-PDLLA/OXA exhibits excellent abilities including favorable stability, superior uptake and robust cytotoxicity efficacy. This research provides a new idea for the application and transformation of micelles.

mPEG-DSPE

用:消除水无水磷酸氢肿瘤药物包封率低、安全能力差和胶束内吞用可给忽略不计较的挑站。步骤:以mPEG-DSPE和mPEG-PDLLA为各种载体涂料,奥沙利铂为类别食用的药物准备mPEG-DSPE&mPEG-PDLLA/OXA搭配奈米级颗料的短时间奈米级乳浊液。将搭配NP的性能参数与mPEG-PDLLA/OXA NP和LPHNP/OXA NP参与了较。最终:凭借单方面淘汰拥有的混合法NP的最佳选择提纯生产工艺有以下:总流体密度为4 mL/min,流体密度之比1∶3,总材料酸度为3.75 mg/mL,材料之比1比2,抗液体为乙腈。七种NP的孔径竖直,包封率均在70%及以上。休外制剂缓解压力试验台表面,混合型胶束就能够完成缓解压力的缓解压力效率比常见胶束慢。摄食和凋亡数据分析但是反映,混合型喂养胶束在三大NP中有着最佳的的摄食特点和細胞致癌性的功效。结论怎么写:很快纳米技术奠定分离纯化结合胶束一种简便利于的商业服务化分离纯化方法步骤,能否保持水阴离子型肿瘤药物的非常包封。同时,装修设计了相混胶束mPEG-DSPE&mPEG-PDLLA/OXA现象出优质的作用,包扩较好的维持性、优质的摄食和整体实力强大的癌细胞致癌性作用与功效。  想关网友推荐:DSPE-PEG-SHDSPE-PEG-SilaneDSPE-PEG-SP2-AADSPE-PEG-SSDSPE-PEG-TCODSPE-PEG-TetrazineDSPE-PEG-TMSDSPE-PEG-TPPDSPE-PEG-Transferrin 大于原创文章介绍起源种类杂志或文献资料,予以侵权案请搞好关系你们删去!