Micellar Drug Delivery Systems Based on Natural Biopolymers

The broad diversity of structures and the presence of numerous functional groups available for chemical modifications represent an enormous advantage for the development of safe, non-toxic, and cost-effective micellar drug delivery systems (DDS) based on natural biopolymers, such as polysaccharides,...

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Main Author: Leonard Ionut Atanase
Format: Article
Language:English
Published: MDPI AG 2021-02-01
Series:Polymers
Subjects:
Online Access:https://www.mdpi.com/2073-4360/13/3/477
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author Leonard Ionut Atanase
author_facet Leonard Ionut Atanase
author_sort Leonard Ionut Atanase
collection DOAJ
description The broad diversity of structures and the presence of numerous functional groups available for chemical modifications represent an enormous advantage for the development of safe, non-toxic, and cost-effective micellar drug delivery systems (DDS) based on natural biopolymers, such as polysaccharides, proteins, and peptides. Different drug-loading methods are used for the preparation of these micellar systems, but it appeared that dialysis is generally recommended, as it avoids the formation of large micellar aggregates. Moreover, the preparation method has an important influence on micellar size, morphology, and drug loading efficiency. The small size allows the passive accumulation of these micellar systems via the permeability and retention effect. Natural biopolymer-based micellar DDS are high-value biomaterials characterized by good compatibility, biodegradability, long blood circulation time, non-toxicity, non-immunogenicity, and high drug loading, and they are biodegraded to non-toxic products that are easily assimilated by the human body. Even if some recent studies reported better antitumoral effects for the micellar DDS based on polysaccharides than for commercial formulations, their clinical use is not yet generalized. This review is focused on the studies from the last decade concerning the preparation as well as the colloidal and biological characterization of micellar DDS based on natural biopolymers.
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spelling doaj.art-6157af6586be43e7b7c80c6a8f0ccf5e2023-12-03T12:09:22ZengMDPI AGPolymers2073-43602021-02-0113347710.3390/polym13030477Micellar Drug Delivery Systems Based on Natural BiopolymersLeonard Ionut Atanase0Department of Biomaterials, Faculty of Medical Dentistry, “Apollonia” University of Iasi, Pacurari Street, No. 11, 700511 Iasi, RomaniaThe broad diversity of structures and the presence of numerous functional groups available for chemical modifications represent an enormous advantage for the development of safe, non-toxic, and cost-effective micellar drug delivery systems (DDS) based on natural biopolymers, such as polysaccharides, proteins, and peptides. Different drug-loading methods are used for the preparation of these micellar systems, but it appeared that dialysis is generally recommended, as it avoids the formation of large micellar aggregates. Moreover, the preparation method has an important influence on micellar size, morphology, and drug loading efficiency. The small size allows the passive accumulation of these micellar systems via the permeability and retention effect. Natural biopolymer-based micellar DDS are high-value biomaterials characterized by good compatibility, biodegradability, long blood circulation time, non-toxicity, non-immunogenicity, and high drug loading, and they are biodegraded to non-toxic products that are easily assimilated by the human body. Even if some recent studies reported better antitumoral effects for the micellar DDS based on polysaccharides than for commercial formulations, their clinical use is not yet generalized. This review is focused on the studies from the last decade concerning the preparation as well as the colloidal and biological characterization of micellar DDS based on natural biopolymers.https://www.mdpi.com/2073-4360/13/3/477micelleself-assemblypolysaccharidespeptidesproteinsdrug delivery systems
spellingShingle Leonard Ionut Atanase
Micellar Drug Delivery Systems Based on Natural Biopolymers
Polymers
micelle
self-assembly
polysaccharides
peptides
proteins
drug delivery systems
title Micellar Drug Delivery Systems Based on Natural Biopolymers
title_full Micellar Drug Delivery Systems Based on Natural Biopolymers
title_fullStr Micellar Drug Delivery Systems Based on Natural Biopolymers
title_full_unstemmed Micellar Drug Delivery Systems Based on Natural Biopolymers
title_short Micellar Drug Delivery Systems Based on Natural Biopolymers
title_sort micellar drug delivery systems based on natural biopolymers
topic micelle
self-assembly
polysaccharides
peptides
proteins
drug delivery systems
url https://www.mdpi.com/2073-4360/13/3/477
work_keys_str_mv AT leonardionutatanase micellardrugdeliverysystemsbasedonnaturalbiopolymers