2020
DOI: 10.2147/ijn.s282931
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<p>Polydopamine Nanoparticles Camouflaged by Stem Cell Membranes for Synergistic Chemo-Photothermal Therapy of Malignant Bone Tumors</p>

Abstract: Purpose Nanoparticle (NP)-based chemo-photothermal therapy (CPT) has been shown to be a promising non-invasive approach for antitumor treatment. However, NPs must overcome the limitations of opsonization, clearance of the reticuloendothelial system, and ineffective targeting of tumor tissue sites. To solve these problems, stem cell membrane (SCM)-camouflaged polydopamine nanoparticles (PDA@SCM NPs) carrying the hydrophobic anticancer drug 7-ethyl-10-hydroxycamptothecin (SN38) were constructed for … Show more

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Cited by 46 publications
(25 citation statements)
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“…Recently, a promising strategy to construct biomimetic systems which utilize a unique top-down, naturally derived biomembrane coating method to functionalize nanoparticles has attracted increasing attention. [29][30][31] Natural red blood cells (RBCs) have shown good biocompatibility and low immunogenicity, resulting in long circulation time in blood stream, which make them as potential drug delivery systems for cancer and other diseases treatment. [32][33][34][35][36] This has inspired RBCs mem-brane-camouflaged nanomaterials to be utilized as promising method for the construction of biomimetic nano-drug delivery system.…”
Section: Introductionmentioning
confidence: 99%
“…Recently, a promising strategy to construct biomimetic systems which utilize a unique top-down, naturally derived biomembrane coating method to functionalize nanoparticles has attracted increasing attention. [29][30][31] Natural red blood cells (RBCs) have shown good biocompatibility and low immunogenicity, resulting in long circulation time in blood stream, which make them as potential drug delivery systems for cancer and other diseases treatment. [32][33][34][35][36] This has inspired RBCs mem-brane-camouflaged nanomaterials to be utilized as promising method for the construction of biomimetic nano-drug delivery system.…”
Section: Introductionmentioning
confidence: 99%
“…In addition, the hydrogel could also promote adhesion, proliferation, and ostegenic differentiation of MSCs in vitro, and enhance bone regeneration in vivo [ 332 ]. MSCs can be used as a Drug Delivery system to target on tumor cells because of the hypo-immunogenicity and migration capacity; however, MSCs may promote the progression and metastasis of tumor cells [ 333 , 334 ]. Therefore, stem cell membrane which also has bone-targeting ability and is safer than MSC, was chosen to be the delivery system for PDA nanoparticles to treat bone cancer.…”
Section: Application Of Ptt In Bone Cancermentioning
confidence: 99%
“…Stem cell membrane-camouflaged PDA nanoparticles loading with SN38 exhibited lower nonspecific macrophage uptake, longer retention in blood, and more effective accumulation in tumors than that shown by nanoparticles without stem cell membrane. These obtained nanoparticles showed synergistic anti-tumor effects of PTT and chemotherapy on MG63 cells [ 334 ]. Recently, Yao et al prepared 3D-printed scaffolds based on hydroxyapatite, PDA, and carboxymethyl CS for bone cancer therapy.…”
Section: Application Of Ptt In Bone Cancermentioning
confidence: 99%
“…Firstly, targeting accumulation was established to enhance PTA after rational design. Typically, Zhang et al constructed PDA nanoparticles bearing the hydrophobic anticancer drug 7‐ethyl‐10‐hydroxycamptothecin (SN38) with stem cell membranes (SCM) camouflaged on their surface (M. Zhang, Zhang, et al, 2020). This specific design realized on‐demand SN38 release in response to NIR radiation and acidic stimulation, SCM‐mediated targeting accumulation, SCM as autologous antigens for activating immune responses.…”
Section: Nanobiotechnology‐assisted Thermal Ablationmentioning
confidence: 99%