{"title":"一步酸化法制备抗菌肽胶束及其抗菌性能研究。 Antibacterial Micelles Self-assembled from Copolypeptides through a One-step Acidification Process","authors":"江金辉,杨雨嬴,凡刘杰,朱云卿,杜建忠","doi":"10.11777/j.issn1000-3304.2021.21135","DOIUrl":null,"url":null,"abstract":"提出了简化抗菌肽纳米粒子制备流程的“一步酸化法”. 利用[1-(4-氨基苯基)-1,2,2-三苯基]乙烯(TPE-NH 2)引发 N ε -三氟乙酰基-l-赖氨酸环内酸酐[Lys(Tfa) NCA]和l-谷氨酸- γ-苄酯环内酸酐(BLG NCA)单体的开环共聚,然后选择性脱除三氟乙酰保护基,制备了无规共聚多肽TPE-P(Lys 28- stat-BLG 16). 随后,采取一步酸化法直接制备了共聚多肽胶束溶液. 抗菌实验结果表明,该抗菌肽胶束对大肠杆菌及金黄色葡萄球菌的最低抑菌浓度分别为256和64 μg/mL,最低杀菌浓度分别为400和100 μg/mL. 此外,由于其四苯乙烯(TPE)端基具有聚集诱导发光效应,该抗菌肽胶束还有望用于可视化探究抗菌机理.","PeriodicalId":501105,"journal":{"name":"高分子学报","volume":"250 1","pages":""},"PeriodicalIF":0.0000,"publicationDate":"2021-09-02","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":"0","resultStr":null,"platform":"Semanticscholar","paperid":null,"PeriodicalName":"高分子学报","FirstCategoryId":"1085","ListUrlMain":"https://doi.org/10.11777/j.issn1000-3304.2021.21135","RegionNum":0,"RegionCategory":null,"ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":null,"EPubDate":"","PubModel":"","JCR":"","JCRName":"","Score":null,"Total":0}
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一步酸化法制备抗菌肽胶束及其抗菌性能研究。 Antibacterial Micelles Self-assembled from Copolypeptides through a One-step Acidification Process
提出了简化抗菌肽纳米粒子制备流程的“一步酸化法”. 利用[1-(4-氨基苯基)-1,2,2-三苯基]乙烯(TPE-NH 2)引发 N ε -三氟乙酰基-l-赖氨酸环内酸酐[Lys(Tfa) NCA]和l-谷氨酸- γ-苄酯环内酸酐(BLG NCA)单体的开环共聚,然后选择性脱除三氟乙酰保护基,制备了无规共聚多肽TPE-P(Lys 28- stat-BLG 16). 随后,采取一步酸化法直接制备了共聚多肽胶束溶液. 抗菌实验结果表明,该抗菌肽胶束对大肠杆菌及金黄色葡萄球菌的最低抑菌浓度分别为256和64 μg/mL,最低杀菌浓度分别为400和100 μg/mL. 此外,由于其四苯乙烯(TPE)端基具有聚集诱导发光效应,该抗菌肽胶束还有望用于可视化探究抗菌机理.
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