Functional Polymer Nanocarriers for Photodynamic Therapy

Photodynamic therapy (PDT) is an appealing therapeutic modality in management of some solid tumors and other diseases for its minimal invasion and non-systemic toxicity. However, the hydrophobicity and non-selectivity of the photosensitizers, inherent serious hypoxia of tumor tissues and limited pen...

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Main Authors: Tuanwei Li, Lifeng Yan
Format: Article
Language:English
Published: MDPI AG 2018-11-01
Series:Pharmaceuticals
Subjects:
Online Access:https://www.mdpi.com/1424-8247/11/4/133
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author Tuanwei Li
Lifeng Yan
author_facet Tuanwei Li
Lifeng Yan
author_sort Tuanwei Li
collection DOAJ
description Photodynamic therapy (PDT) is an appealing therapeutic modality in management of some solid tumors and other diseases for its minimal invasion and non-systemic toxicity. However, the hydrophobicity and non-selectivity of the photosensitizers, inherent serious hypoxia of tumor tissues and limited penetration depth of light restrict PDT further applications in clinic. Functional polymer nanoparticles can be used as a nanocarrier for accurate PDT. Here, we elucidate the mechanism and application of PDT in cancer treatments, and then review some strategies to administer the biodistribution and activation of photosensitizers (PSs) to ameliorate or utilize the tumor hypoxic microenvironment to enhance the photodynamic therapy effect.
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spelling doaj.art-f27ebec249bd49e7a03d26454de708072022-12-21T23:57:42ZengMDPI AGPharmaceuticals1424-82472018-11-0111413310.3390/ph11040133ph11040133Functional Polymer Nanocarriers for Photodynamic TherapyTuanwei Li0Lifeng Yan1CAS Key Laboratory of Soft Matter Chemistry, iChEM, and Department of Chemical Physics, University of Science and Technology of China, Hefei 230026, ChinaCAS Key Laboratory of Soft Matter Chemistry, iChEM, and Department of Chemical Physics, University of Science and Technology of China, Hefei 230026, ChinaPhotodynamic therapy (PDT) is an appealing therapeutic modality in management of some solid tumors and other diseases for its minimal invasion and non-systemic toxicity. However, the hydrophobicity and non-selectivity of the photosensitizers, inherent serious hypoxia of tumor tissues and limited penetration depth of light restrict PDT further applications in clinic. Functional polymer nanoparticles can be used as a nanocarrier for accurate PDT. Here, we elucidate the mechanism and application of PDT in cancer treatments, and then review some strategies to administer the biodistribution and activation of photosensitizers (PSs) to ameliorate or utilize the tumor hypoxic microenvironment to enhance the photodynamic therapy effect.https://www.mdpi.com/1424-8247/11/4/133photodynamic therapynanocarriersphotosensitizershypoxia
spellingShingle Tuanwei Li
Lifeng Yan
Functional Polymer Nanocarriers for Photodynamic Therapy
Pharmaceuticals
photodynamic therapy
nanocarriers
photosensitizers
hypoxia
title Functional Polymer Nanocarriers for Photodynamic Therapy
title_full Functional Polymer Nanocarriers for Photodynamic Therapy
title_fullStr Functional Polymer Nanocarriers for Photodynamic Therapy
title_full_unstemmed Functional Polymer Nanocarriers for Photodynamic Therapy
title_short Functional Polymer Nanocarriers for Photodynamic Therapy
title_sort functional polymer nanocarriers for photodynamic therapy
topic photodynamic therapy
nanocarriers
photosensitizers
hypoxia
url https://www.mdpi.com/1424-8247/11/4/133
work_keys_str_mv AT tuanweili functionalpolymernanocarriersforphotodynamictherapy
AT lifengyan functionalpolymernanocarriersforphotodynamictherapy