Current Advances in Stimuli-Responsive Hydrogels as Smart Drug Delivery Carriers

In recent years, significant advancements in the field of advanced materials and hydrogel engineering have enabled the design and fabrication of smart hydrogels and nanogels that exhibit sensitivity to specific signals or pathological conditions, leading to a wide range of applications in drug deliv...

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Main Authors: Yulong Zhang, Benjamin M. Wu
Format: Article
Language:English
Published: MDPI AG 2023-10-01
Series:Gels
Subjects:
Online Access:https://www.mdpi.com/2310-2861/9/10/838
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author Yulong Zhang
Benjamin M. Wu
author_facet Yulong Zhang
Benjamin M. Wu
author_sort Yulong Zhang
collection DOAJ
description In recent years, significant advancements in the field of advanced materials and hydrogel engineering have enabled the design and fabrication of smart hydrogels and nanogels that exhibit sensitivity to specific signals or pathological conditions, leading to a wide range of applications in drug delivery and disease treatment. This comprehensive review aims to provide an in-depth analysis of the stimuli-responsive principles exhibited by smart hydrogels in response to various triggers, such as pH levels, temperature fluctuations, light exposure, redox conditions, or the presence of specific biomolecules. The functionality and performance characteristics of these hydrogels are highly influenced by both their constituent components and fabrication processes. Key design principles, their applications in disease treatments, challenges, and future prospects were also discussed. Overall, this review aims to contribute to the current understanding of gel-based drug delivery systems and stimulate further research in this rapidly evolving field.
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spelling doaj.art-4d9e1f19edb74edaa2e86f3be7f912b02023-11-19T16:36:06ZengMDPI AGGels2310-28612023-10-0191083810.3390/gels9100838Current Advances in Stimuli-Responsive Hydrogels as Smart Drug Delivery CarriersYulong Zhang0Benjamin M. Wu1Department of Mineralized Tissue Biology, The Forsyth Institute, Cambridge, MA 02140, USADepartment of Mineralized Tissue Biology, The Forsyth Institute, Cambridge, MA 02140, USAIn recent years, significant advancements in the field of advanced materials and hydrogel engineering have enabled the design and fabrication of smart hydrogels and nanogels that exhibit sensitivity to specific signals or pathological conditions, leading to a wide range of applications in drug delivery and disease treatment. This comprehensive review aims to provide an in-depth analysis of the stimuli-responsive principles exhibited by smart hydrogels in response to various triggers, such as pH levels, temperature fluctuations, light exposure, redox conditions, or the presence of specific biomolecules. The functionality and performance characteristics of these hydrogels are highly influenced by both their constituent components and fabrication processes. Key design principles, their applications in disease treatments, challenges, and future prospects were also discussed. Overall, this review aims to contribute to the current understanding of gel-based drug delivery systems and stimulate further research in this rapidly evolving field.https://www.mdpi.com/2310-2861/9/10/838smart hydrogelnanogeldrug deliverystimuli-responsivepHtemperature
spellingShingle Yulong Zhang
Benjamin M. Wu
Current Advances in Stimuli-Responsive Hydrogels as Smart Drug Delivery Carriers
Gels
smart hydrogel
nanogel
drug delivery
stimuli-responsive
pH
temperature
title Current Advances in Stimuli-Responsive Hydrogels as Smart Drug Delivery Carriers
title_full Current Advances in Stimuli-Responsive Hydrogels as Smart Drug Delivery Carriers
title_fullStr Current Advances in Stimuli-Responsive Hydrogels as Smart Drug Delivery Carriers
title_full_unstemmed Current Advances in Stimuli-Responsive Hydrogels as Smart Drug Delivery Carriers
title_short Current Advances in Stimuli-Responsive Hydrogels as Smart Drug Delivery Carriers
title_sort current advances in stimuli responsive hydrogels as smart drug delivery carriers
topic smart hydrogel
nanogel
drug delivery
stimuli-responsive
pH
temperature
url https://www.mdpi.com/2310-2861/9/10/838
work_keys_str_mv AT yulongzhang currentadvancesinstimuliresponsivehydrogelsassmartdrugdeliverycarriers
AT benjaminmwu currentadvancesinstimuliresponsivehydrogelsassmartdrugdeliverycarriers