One-pot RAFT and fast polymersomes assembly: a ‘beeline’ from monomers to drug-loaded nanovectors

Rapid and simple routes to functional polymersomes are increasingly needed to expand their clinical or industrial applications. Here we describe a novel strategy where polymersomes are prepared through an in-line process in just a few hours, starting from simple acrylate or acrylamide monomers. Usin...

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Main Authors: Mastrotto, Francesca, Breen, Alastair, Sicilia, Giovanna, Johnstone, Alexander D., Marsh, Georgina E., Grainger-Boultby, Christine, Russell, Noah A., Alexander, Cameron, Mantovani, Giuseppe
Format: Article
Published: Royal Society of Chemistry 2016
Online Access:https://eprints.nottingham.ac.uk/37044/
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author Mastrotto, Francesca
Breen, Alastair
Sicilia, Giovanna
Johnstone, Alexander D.
Marsh, Georgina E.
Grainger-Boultby, Christine
Russell, Noah A.
Alexander, Cameron
Mantovani, Giuseppe
author_facet Mastrotto, Francesca
Breen, Alastair
Sicilia, Giovanna
Johnstone, Alexander D.
Marsh, Georgina E.
Grainger-Boultby, Christine
Russell, Noah A.
Alexander, Cameron
Mantovani, Giuseppe
author_sort Mastrotto, Francesca
building Nottingham Research Data Repository
collection Online Access
description Rapid and simple routes to functional polymersomes are increasingly needed to expand their clinical or industrial applications. Here we describe a novel strategy where polymersomes are prepared through an in-line process in just a few hours, starting from simple acrylate or acrylamide monomers. Using Perrier’s protocol, well-defined amphiphlic diblock copolymers formed from PEG acrylate (mPEGA₄₈₀), 2-(acryloyloxy)ethyl-3-chloro-4-hydroxybenzoate (ACH) or 2-(3-chloro-4-hydroxybenzamido)ethyl acrylate (CHB), have been synthesised by RAFT polymerisation in one-pot, pushing the monomer conversion for each block close to completion (≥94%). The reaction mixture, consisting of green biocompatible solvents (ethanol/water) have then been directly utilised to generate well-defined polymersomes, by simple cannulation into water or in a more automated process, by using a bespoke microfluidic device. Terbinafine and cyanocobalamine were used to demonstrate the suitability of the process to incorporate model hydrophobic and hydrophilic drugs, respectively. Vesicles size and morphology were characterised dy DLS, TEM, and AFM. In this work we show that materials and experimental conditions can be chosen to allow facile and rapid generation drug-loaded polymersomes, through a suitable in-line process, directly from acrylate or acrylamide monomer building blocks.
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spelling nottingham-370442020-05-04T18:11:35Z https://eprints.nottingham.ac.uk/37044/ One-pot RAFT and fast polymersomes assembly: a ‘beeline’ from monomers to drug-loaded nanovectors Mastrotto, Francesca Breen, Alastair Sicilia, Giovanna Johnstone, Alexander D. Marsh, Georgina E. Grainger-Boultby, Christine Russell, Noah A. Alexander, Cameron Mantovani, Giuseppe Rapid and simple routes to functional polymersomes are increasingly needed to expand their clinical or industrial applications. Here we describe a novel strategy where polymersomes are prepared through an in-line process in just a few hours, starting from simple acrylate or acrylamide monomers. Using Perrier’s protocol, well-defined amphiphlic diblock copolymers formed from PEG acrylate (mPEGA₄₈₀), 2-(acryloyloxy)ethyl-3-chloro-4-hydroxybenzoate (ACH) or 2-(3-chloro-4-hydroxybenzamido)ethyl acrylate (CHB), have been synthesised by RAFT polymerisation in one-pot, pushing the monomer conversion for each block close to completion (≥94%). The reaction mixture, consisting of green biocompatible solvents (ethanol/water) have then been directly utilised to generate well-defined polymersomes, by simple cannulation into water or in a more automated process, by using a bespoke microfluidic device. Terbinafine and cyanocobalamine were used to demonstrate the suitability of the process to incorporate model hydrophobic and hydrophilic drugs, respectively. Vesicles size and morphology were characterised dy DLS, TEM, and AFM. In this work we show that materials and experimental conditions can be chosen to allow facile and rapid generation drug-loaded polymersomes, through a suitable in-line process, directly from acrylate or acrylamide monomer building blocks. Royal Society of Chemistry 2016-09-20 Article PeerReviewed Mastrotto, Francesca, Breen, Alastair, Sicilia, Giovanna, Johnstone, Alexander D., Marsh, Georgina E., Grainger-Boultby, Christine, Russell, Noah A., Alexander, Cameron and Mantovani, Giuseppe (2016) One-pot RAFT and fast polymersomes assembly: a ‘beeline’ from monomers to drug-loaded nanovectors. Polymer Chemistry . ISSN 1759-9962 http://pubs.rsc.org/en/Content/ArticleLanding/2016/PY/C6PY01292B#!divAbstract doi:10.1039/c6py01292b doi:10.1039/c6py01292b
spellingShingle Mastrotto, Francesca
Breen, Alastair
Sicilia, Giovanna
Johnstone, Alexander D.
Marsh, Georgina E.
Grainger-Boultby, Christine
Russell, Noah A.
Alexander, Cameron
Mantovani, Giuseppe
One-pot RAFT and fast polymersomes assembly: a ‘beeline’ from monomers to drug-loaded nanovectors
title One-pot RAFT and fast polymersomes assembly: a ‘beeline’ from monomers to drug-loaded nanovectors
title_full One-pot RAFT and fast polymersomes assembly: a ‘beeline’ from monomers to drug-loaded nanovectors
title_fullStr One-pot RAFT and fast polymersomes assembly: a ‘beeline’ from monomers to drug-loaded nanovectors
title_full_unstemmed One-pot RAFT and fast polymersomes assembly: a ‘beeline’ from monomers to drug-loaded nanovectors
title_short One-pot RAFT and fast polymersomes assembly: a ‘beeline’ from monomers to drug-loaded nanovectors
title_sort one-pot raft and fast polymersomes assembly: a ‘beeline’ from monomers to drug-loaded nanovectors
url https://eprints.nottingham.ac.uk/37044/
https://eprints.nottingham.ac.uk/37044/
https://eprints.nottingham.ac.uk/37044/