Physical Gold Nanoparticle-Decorated Polyethylene Glycol-Hydroxyapatite Composites Guide Osteogenesis and Angiogenesis of Mesenchymal Stem Cells

In this study, polyethylene glycol (PEG) with hydroxyapatite (HA), with the incorporation of physical gold nanoparticles (AuNPs), was created and equipped through a surface coating technique in order to form PEG-HA-AuNP nanocomposites. The surface morphology and chemical composition were characteriz...

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Main Authors: Chiung-Chyi Shen, Shan-hui Hsu, Kai-Bo Chang, Chun-An Yeh, Hsiang-Chun Chang, Cheng-Ming Tang, Yi-Chin Yang, Hsien-Hsu Hsieh, Huey-Shan Hung
Format: Article
Language:English
Published: MDPI AG 2021-11-01
Series:Biomedicines
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Online Access:https://www.mdpi.com/2227-9059/9/11/1632
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author Chiung-Chyi Shen
Shan-hui Hsu
Kai-Bo Chang
Chun-An Yeh
Hsiang-Chun Chang
Cheng-Ming Tang
Yi-Chin Yang
Hsien-Hsu Hsieh
Huey-Shan Hung
author_facet Chiung-Chyi Shen
Shan-hui Hsu
Kai-Bo Chang
Chun-An Yeh
Hsiang-Chun Chang
Cheng-Ming Tang
Yi-Chin Yang
Hsien-Hsu Hsieh
Huey-Shan Hung
author_sort Chiung-Chyi Shen
collection DOAJ
description In this study, polyethylene glycol (PEG) with hydroxyapatite (HA), with the incorporation of physical gold nanoparticles (AuNPs), was created and equipped through a surface coating technique in order to form PEG-HA-AuNP nanocomposites. The surface morphology and chemical composition were characterized using scanning electron microscopy (SEM), atomic force microscopy (AFM), UV–Vis spectroscopy (UV–Vis), Fourier transform infrared spectroscopy (FTIR), X-ray photoelectron spectroscopy (XPS), and contact angle assessment. The effects of PEG-HA-AuNP nanocomposites on the biocompatibility and biological activity of MC3T3-E1 osteoblast cells, endothelial cells (EC), macrophages (RAW 264.7), and human mesenchymal stem cells (MSCs), as well as the guiding of osteogenic differentiation, were estimated through the use of an in vitro assay. Moreover, the anti-inflammatory, biocompatibility, and endothelialization capacities were further assessed through in vivo evaluation. The PEG-HA-AuNP nanocomposites showed superior biological properties and biocompatibility capacity for cell behavior in both MC3T3-E1 cells and MSCs. These biological events surrounding the cells could be associated with the activation of adhesion, proliferation, migration, and differentiation processes on the PEG-HA-AuNP nanocomposites. Indeed, the induction of the osteogenic differentiation of MSCs by PEG-HA-AuNP nanocomposites and enhanced mineralization activity were also evidenced in this study. Moreover, from the in vivo assay, we further found that PEG-HA-AuNP nanocomposites not only facilitate the anti-immune response, as well as reducing CD86 expression, but also facilitate the endothelialization ability, as well as promoting CD31 expression, when implanted into rats subcutaneously for a period of 1 month. The current research illustrates the potential of PEG-HA-AuNP nanocomposites when used in combination with MSCs for the regeneration of bone tissue, with their nanotopography being employed as an applicable surface modification approach for the fabrication of biomaterials.
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spelling doaj.art-a14a46415f944a958b206f1ac8bbc4182023-11-22T22:31:07ZengMDPI AGBiomedicines2227-90592021-11-01911163210.3390/biomedicines9111632Physical Gold Nanoparticle-Decorated Polyethylene Glycol-Hydroxyapatite Composites Guide Osteogenesis and Angiogenesis of Mesenchymal Stem CellsChiung-Chyi Shen0Shan-hui Hsu1Kai-Bo Chang2Chun-An Yeh3Hsiang-Chun Chang4Cheng-Ming Tang5Yi-Chin Yang6Hsien-Hsu Hsieh7Huey-Shan Hung8Department of Neurosurgery, Neurological Institute, Taichung Veterans General Hospital, Taichung 407204, TaiwanInstitute of Polymer Science and Engineering, National Taiwan University, Taipei 10617, TaiwanGraduate Institute of Biomedical Science, China Medical University, Taichung 40402, TaiwanGraduate Institute of Biomedical Science, China Medical University, Taichung 40402, TaiwanGraduate Institute of Biomedical Science, China Medical University, Taichung 40402, TaiwanCollege of Oral Medicine, Chung Shan Medical University, Taichung 40201, TaiwanDepartment of Neurosurgery, Neurological Institute, Taichung Veterans General Hospital, Taichung 407204, TaiwanBlood Bank, Taichung Veterans General Hospital, Taichung 407204, TaiwanGraduate Institute of Biomedical Science, China Medical University, Taichung 40402, TaiwanIn this study, polyethylene glycol (PEG) with hydroxyapatite (HA), with the incorporation of physical gold nanoparticles (AuNPs), was created and equipped through a surface coating technique in order to form PEG-HA-AuNP nanocomposites. The surface morphology and chemical composition were characterized using scanning electron microscopy (SEM), atomic force microscopy (AFM), UV–Vis spectroscopy (UV–Vis), Fourier transform infrared spectroscopy (FTIR), X-ray photoelectron spectroscopy (XPS), and contact angle assessment. The effects of PEG-HA-AuNP nanocomposites on the biocompatibility and biological activity of MC3T3-E1 osteoblast cells, endothelial cells (EC), macrophages (RAW 264.7), and human mesenchymal stem cells (MSCs), as well as the guiding of osteogenic differentiation, were estimated through the use of an in vitro assay. Moreover, the anti-inflammatory, biocompatibility, and endothelialization capacities were further assessed through in vivo evaluation. The PEG-HA-AuNP nanocomposites showed superior biological properties and biocompatibility capacity for cell behavior in both MC3T3-E1 cells and MSCs. These biological events surrounding the cells could be associated with the activation of adhesion, proliferation, migration, and differentiation processes on the PEG-HA-AuNP nanocomposites. Indeed, the induction of the osteogenic differentiation of MSCs by PEG-HA-AuNP nanocomposites and enhanced mineralization activity were also evidenced in this study. Moreover, from the in vivo assay, we further found that PEG-HA-AuNP nanocomposites not only facilitate the anti-immune response, as well as reducing CD86 expression, but also facilitate the endothelialization ability, as well as promoting CD31 expression, when implanted into rats subcutaneously for a period of 1 month. The current research illustrates the potential of PEG-HA-AuNP nanocomposites when used in combination with MSCs for the regeneration of bone tissue, with their nanotopography being employed as an applicable surface modification approach for the fabrication of biomaterials.https://www.mdpi.com/2227-9059/9/11/1632polyethylene glycolhydroxyapatitephysical gold nanoparticlemesenchymal stem cells
spellingShingle Chiung-Chyi Shen
Shan-hui Hsu
Kai-Bo Chang
Chun-An Yeh
Hsiang-Chun Chang
Cheng-Ming Tang
Yi-Chin Yang
Hsien-Hsu Hsieh
Huey-Shan Hung
Physical Gold Nanoparticle-Decorated Polyethylene Glycol-Hydroxyapatite Composites Guide Osteogenesis and Angiogenesis of Mesenchymal Stem Cells
Biomedicines
polyethylene glycol
hydroxyapatite
physical gold nanoparticle
mesenchymal stem cells
title Physical Gold Nanoparticle-Decorated Polyethylene Glycol-Hydroxyapatite Composites Guide Osteogenesis and Angiogenesis of Mesenchymal Stem Cells
title_full Physical Gold Nanoparticle-Decorated Polyethylene Glycol-Hydroxyapatite Composites Guide Osteogenesis and Angiogenesis of Mesenchymal Stem Cells
title_fullStr Physical Gold Nanoparticle-Decorated Polyethylene Glycol-Hydroxyapatite Composites Guide Osteogenesis and Angiogenesis of Mesenchymal Stem Cells
title_full_unstemmed Physical Gold Nanoparticle-Decorated Polyethylene Glycol-Hydroxyapatite Composites Guide Osteogenesis and Angiogenesis of Mesenchymal Stem Cells
title_short Physical Gold Nanoparticle-Decorated Polyethylene Glycol-Hydroxyapatite Composites Guide Osteogenesis and Angiogenesis of Mesenchymal Stem Cells
title_sort physical gold nanoparticle decorated polyethylene glycol hydroxyapatite composites guide osteogenesis and angiogenesis of mesenchymal stem cells
topic polyethylene glycol
hydroxyapatite
physical gold nanoparticle
mesenchymal stem cells
url https://www.mdpi.com/2227-9059/9/11/1632
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