Complex Polymeric Architectures Self-Assembling in Unimolecular Micelles: Preparation, Characterization and Drug Nanoencapsulation

Unimolecular polymeric micelles are a class of single-molecule amphiphilic core-shell polymeric architectures, where the hydrophobic core is well stabilized by the hydrophilic shell, avoiding intermolecular core-core interactions. Multi-arm copolymers with a dendritic core, as well as hyperbranched...

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Main Authors: Stefania Ordanini, Francesco Cellesi
Format: Article
Language:English
Published: MDPI AG 2018-11-01
Series:Pharmaceutics
Subjects:
Online Access:https://www.mdpi.com/1999-4923/10/4/209
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author Stefania Ordanini
Francesco Cellesi
author_facet Stefania Ordanini
Francesco Cellesi
author_sort Stefania Ordanini
collection DOAJ
description Unimolecular polymeric micelles are a class of single-molecule amphiphilic core-shell polymeric architectures, where the hydrophobic core is well stabilized by the hydrophilic shell, avoiding intermolecular core-core interactions. Multi-arm copolymers with a dendritic core, as well as hyperbranched and comb-like polymers, can form unimolecular micelles easily. In this review, examples of polymers able to form detectable unimolecular micelles will be presented, summarizing the analytical techniques used to characterize the unimolecular micelles and discriminate them from other supramolecular aggregates, such as multi-micelle aggregates. Unimolecular micelles are suitable for the nanoencapsulation of guest molecules. Compared to traditional supramolecular micelles, unimolecular micelles do not disassemble under dilution and are stable to environmental modifications. Recent examples of their application as drug delivery systems, endowed with increased stability and transport properties, will be discussed.
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spelling doaj.art-83742d1bd9404c50b69e3e0527e148ea2022-12-22T04:00:43ZengMDPI AGPharmaceutics1999-49232018-11-0110420910.3390/pharmaceutics10040209pharmaceutics10040209Complex Polymeric Architectures Self-Assembling in Unimolecular Micelles: Preparation, Characterization and Drug NanoencapsulationStefania Ordanini0Francesco Cellesi1Dipartimento di Chimica, Materiali ed Ingegneria Chimica “G. Natta”, Politecnico di Milano, Via Mancinelli 7, 20131 Milan, ItalyDipartimento di Chimica, Materiali ed Ingegneria Chimica “G. Natta”, Politecnico di Milano, Via Mancinelli 7, 20131 Milan, ItalyUnimolecular polymeric micelles are a class of single-molecule amphiphilic core-shell polymeric architectures, where the hydrophobic core is well stabilized by the hydrophilic shell, avoiding intermolecular core-core interactions. Multi-arm copolymers with a dendritic core, as well as hyperbranched and comb-like polymers, can form unimolecular micelles easily. In this review, examples of polymers able to form detectable unimolecular micelles will be presented, summarizing the analytical techniques used to characterize the unimolecular micelles and discriminate them from other supramolecular aggregates, such as multi-micelle aggregates. Unimolecular micelles are suitable for the nanoencapsulation of guest molecules. Compared to traditional supramolecular micelles, unimolecular micelles do not disassemble under dilution and are stable to environmental modifications. Recent examples of their application as drug delivery systems, endowed with increased stability and transport properties, will be discussed.https://www.mdpi.com/1999-4923/10/4/209complex polymeric architecturesunimolecular micellesunimolecular micelles characterizationdrug deliverynanoencapsulation
spellingShingle Stefania Ordanini
Francesco Cellesi
Complex Polymeric Architectures Self-Assembling in Unimolecular Micelles: Preparation, Characterization and Drug Nanoencapsulation
Pharmaceutics
complex polymeric architectures
unimolecular micelles
unimolecular micelles characterization
drug delivery
nanoencapsulation
title Complex Polymeric Architectures Self-Assembling in Unimolecular Micelles: Preparation, Characterization and Drug Nanoencapsulation
title_full Complex Polymeric Architectures Self-Assembling in Unimolecular Micelles: Preparation, Characterization and Drug Nanoencapsulation
title_fullStr Complex Polymeric Architectures Self-Assembling in Unimolecular Micelles: Preparation, Characterization and Drug Nanoencapsulation
title_full_unstemmed Complex Polymeric Architectures Self-Assembling in Unimolecular Micelles: Preparation, Characterization and Drug Nanoencapsulation
title_short Complex Polymeric Architectures Self-Assembling in Unimolecular Micelles: Preparation, Characterization and Drug Nanoencapsulation
title_sort complex polymeric architectures self assembling in unimolecular micelles preparation characterization and drug nanoencapsulation
topic complex polymeric architectures
unimolecular micelles
unimolecular micelles characterization
drug delivery
nanoencapsulation
url https://www.mdpi.com/1999-4923/10/4/209
work_keys_str_mv AT stefaniaordanini complexpolymericarchitecturesselfassemblinginunimolecularmicellespreparationcharacterizationanddrugnanoencapsulation
AT francescocellesi complexpolymericarchitecturesselfassemblinginunimolecularmicellespreparationcharacterizationanddrugnanoencapsulation