Nano-Assembly of Quisinostat and Biodegradable Macromolecular Carrier Results in Supramolecular Complexes with Slow-Release Capabilities
Self-assembly of ionically charged small molecule drugs with water-soluble biodegradable polyelectrolytes into nano-scale complexes can potentially offer a novel and attractive approach to improving drug solubility and prolonging its half-life. Nanoassemblies of quisinostat with water-soluble PEGyla...
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MDPI AG
2021
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oai:doaj.org-article:974a39141b1f4bfabaf287a1638f48df2021-11-25T18:41:01ZNano-Assembly of Quisinostat and Biodegradable Macromolecular Carrier Results in Supramolecular Complexes with Slow-Release Capabilities10.3390/pharmaceutics131118341999-4923https://doaj.org/article/974a39141b1f4bfabaf287a1638f48df2021-11-01T00:00:00Zhttps://www.mdpi.com/1999-4923/13/11/1834https://doaj.org/toc/1999-4923Self-assembly of ionically charged small molecule drugs with water-soluble biodegradable polyelectrolytes into nano-scale complexes can potentially offer a novel and attractive approach to improving drug solubility and prolonging its half-life. Nanoassemblies of quisinostat with water-soluble PEGylated anionic polyphosphazene were prepared by gradient-driven escape of solvent resulting in the reduction of solvent quality for a small molecule drug. A study of binding, analysis of composition, stability, and release profiles was conducted using asymmetric flow field flow fractionation (AF4) and dynamic light scattering (DLS) spectroscopy. Potency assays were performed with WM115 human melanoma and A549 human lung cancer cell lines. The resulting nano-complexes contained up to 100 drug molecules per macromolecular chain and displayed excellent water-solubility and improved hemocompatibility when compared to co-solvent-based drug formulations. Quisinostat release time (complex dissociation) at near physiological conditions in vitro varied from 5 to 14 days depending on initial drug loading. Multimeric complexes displayed dose-dependent potency in cell-based assays and the results were analyzed as a function of complex concentration, as well as total content of drug in the system. The proposed self-assembly process may present a simple alternative to more sophisticated delivery modalities, namely chemically conjugated prodrug systems and nanoencapsulation-based formulations.Ananda ChowdhuryAlexander MarinDavid J. WeberAlexander K. AndrianovMDPI AGarticlequisinostatpolyphosphazenesPEGylationslow-releasehistone deacetylase inhibitorsPharmacy and materia medicaRS1-441ENPharmaceutics, Vol 13, Iss 1834, p 1834 (2021) |
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quisinostat polyphosphazenes PEGylation slow-release histone deacetylase inhibitors Pharmacy and materia medica RS1-441 |
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quisinostat polyphosphazenes PEGylation slow-release histone deacetylase inhibitors Pharmacy and materia medica RS1-441 Ananda Chowdhury Alexander Marin David J. Weber Alexander K. Andrianov Nano-Assembly of Quisinostat and Biodegradable Macromolecular Carrier Results in Supramolecular Complexes with Slow-Release Capabilities |
description |
Self-assembly of ionically charged small molecule drugs with water-soluble biodegradable polyelectrolytes into nano-scale complexes can potentially offer a novel and attractive approach to improving drug solubility and prolonging its half-life. Nanoassemblies of quisinostat with water-soluble PEGylated anionic polyphosphazene were prepared by gradient-driven escape of solvent resulting in the reduction of solvent quality for a small molecule drug. A study of binding, analysis of composition, stability, and release profiles was conducted using asymmetric flow field flow fractionation (AF4) and dynamic light scattering (DLS) spectroscopy. Potency assays were performed with WM115 human melanoma and A549 human lung cancer cell lines. The resulting nano-complexes contained up to 100 drug molecules per macromolecular chain and displayed excellent water-solubility and improved hemocompatibility when compared to co-solvent-based drug formulations. Quisinostat release time (complex dissociation) at near physiological conditions in vitro varied from 5 to 14 days depending on initial drug loading. Multimeric complexes displayed dose-dependent potency in cell-based assays and the results were analyzed as a function of complex concentration, as well as total content of drug in the system. The proposed self-assembly process may present a simple alternative to more sophisticated delivery modalities, namely chemically conjugated prodrug systems and nanoencapsulation-based formulations. |
format |
article |
author |
Ananda Chowdhury Alexander Marin David J. Weber Alexander K. Andrianov |
author_facet |
Ananda Chowdhury Alexander Marin David J. Weber Alexander K. Andrianov |
author_sort |
Ananda Chowdhury |
title |
Nano-Assembly of Quisinostat and Biodegradable Macromolecular Carrier Results in Supramolecular Complexes with Slow-Release Capabilities |
title_short |
Nano-Assembly of Quisinostat and Biodegradable Macromolecular Carrier Results in Supramolecular Complexes with Slow-Release Capabilities |
title_full |
Nano-Assembly of Quisinostat and Biodegradable Macromolecular Carrier Results in Supramolecular Complexes with Slow-Release Capabilities |
title_fullStr |
Nano-Assembly of Quisinostat and Biodegradable Macromolecular Carrier Results in Supramolecular Complexes with Slow-Release Capabilities |
title_full_unstemmed |
Nano-Assembly of Quisinostat and Biodegradable Macromolecular Carrier Results in Supramolecular Complexes with Slow-Release Capabilities |
title_sort |
nano-assembly of quisinostat and biodegradable macromolecular carrier results in supramolecular complexes with slow-release capabilities |
publisher |
MDPI AG |
publishDate |
2021 |
url |
https://doaj.org/article/974a39141b1f4bfabaf287a1638f48df |
work_keys_str_mv |
AT anandachowdhury nanoassemblyofquisinostatandbiodegradablemacromolecularcarrierresultsinsupramolecularcomplexeswithslowreleasecapabilities AT alexandermarin nanoassemblyofquisinostatandbiodegradablemacromolecularcarrierresultsinsupramolecularcomplexeswithslowreleasecapabilities AT davidjweber nanoassemblyofquisinostatandbiodegradablemacromolecularcarrierresultsinsupramolecularcomplexeswithslowreleasecapabilities AT alexanderkandrianov nanoassemblyofquisinostatandbiodegradablemacromolecularcarrierresultsinsupramolecularcomplexeswithslowreleasecapabilities |
_version_ |
1718410850520268800 |