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Pramanik S, Alhomrani M, Alamri AS, Alsanie WF, Nainwal P, Kimothi V, Deepak A, Sargsyan AS. Unveiling the versatility of gelatin methacryloyl hydrogels: a comprehensive journey into biomedical applications. Biomed Mater 2024; 19:042008. [PMID: 38768611 DOI: 10.1088/1748-605x/ad4df7] [Citation(s) in RCA: 0] [Impact Index Per Article: 0] [Reference Citation Analysis] [Abstract] [Key Words] [MESH Headings] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 02/20/2024] [Accepted: 05/20/2024] [Indexed: 05/22/2024]
Abstract
Gelatin methacryloyl (GelMA) hydrogels have gained significant recognition as versatile biomaterials in the biomedical domain. GelMA hydrogels emulate vital characteristics of the innate extracellular matrix by integrating cell-adhering and matrix metalloproteinase-responsive peptide motifs. These features enable cellular proliferation and spreading within GelMA-based hydrogel scaffolds. Moreover, GelMA displays flexibility in processing, as it experiences crosslinking when exposed to light irradiation, supporting the development of hydrogels with adjustable mechanical characteristics. The drug delivery landscape has been reshaped by GelMA hydrogels, offering a favorable platform for the controlled and sustained release of therapeutic actives. The tunable physicochemical characteristics of GelMA enable precise modulation of the kinetics of drug release, ensuring optimal therapeutic effectiveness. In tissue engineering, GelMA hydrogels perform an essential role in the design of the scaffold, providing a biomimetic environment conducive to cell adhesion, proliferation, and differentiation. Incorporating GelMA in three-dimensional printing further improves its applicability in drug delivery and developing complicated tissue constructs with spatial precision. Wound healing applications showcase GelMA hydrogels as bioactive dressings, fostering a conducive microenvironment for tissue regeneration. The inherent biocompatibility and tunable mechanical characteristics of GelMA provide its efficiency in the closure of wounds and tissue repair. GelMA hydrogels stand at the forefront of biomedical innovation, offering a versatile platform for addressing diverse challenges in drug delivery, tissue engineering, and wound healing. This review provides a comprehensive overview, fostering an in-depth understanding of GelMA hydrogel's potential impact on progressing biomedical sciences.
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Affiliation(s)
- Sheersha Pramanik
- Department of Biotechnology, Bhupat and Jyoti Mehta School of Biosciences, Indian Institute of Technology Madras, Chennai 600036, Tamil Nadu, India
| | - Majid Alhomrani
- Department of Clinical Laboratory Sciences, The faculty of Applied Medical Sciences, Taif University, Taif, Saudi Arabia
- Centre of Biomedical Sciences Research (CBSR), Deanship of Scientific Research, Taif University, Taif, Saudi Arabia
| | - Abdulhakeem S Alamri
- Department of Clinical Laboratory Sciences, The faculty of Applied Medical Sciences, Taif University, Taif, Saudi Arabia
- Centre of Biomedical Sciences Research (CBSR), Deanship of Scientific Research, Taif University, Taif, Saudi Arabia
| | - Walaa F Alsanie
- Department of Clinical Laboratory Sciences, The faculty of Applied Medical Sciences, Taif University, Taif, Saudi Arabia
- Centre of Biomedical Sciences Research (CBSR), Deanship of Scientific Research, Taif University, Taif, Saudi Arabia
| | - Pankaj Nainwal
- School of Pharmacy, Graphic Era Hill University, Dehradun 248001, India
| | - Vishwadeepak Kimothi
- Himalayan Institute of Pharmacy and Research, Rajawala, Dehradun, Uttrakhand, India
| | - A Deepak
- Saveetha Institute of Medical and Technical Sciences, Saveetha School of Engineering, Chennai, Tamil Nadu 600128, India
| | - Armen S Sargsyan
- Scientific and Production Center 'Armbiotechnology' NAS RA, 14 Gyurjyan Str., Yerevan 0056, Armenia
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Paek K, Woo S, Song SJ, Kim MK, Yi K, Chung S, Kim JA. A well plate-based GelMA photo-crosslinking system with tunable hydrogel mechanical properties to regulate the PTH-mediated osteogenic fate. Biofabrication 2024; 16:025022. [PMID: 38373340 DOI: 10.1088/1758-5090/ad2a7e] [Citation(s) in RCA: 0] [Impact Index Per Article: 0] [Reference Citation Analysis] [Abstract] [Key Words] [MESH Headings] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 08/30/2023] [Accepted: 02/19/2024] [Indexed: 02/21/2024]
Abstract
Versatile and efficient regulation of the mechanical properties of the extracellular matrix is crucial not only for understanding the dynamic changes in biological systems, but also for obtaining precise and effective cellular responses in drug testing. In this study, we developed a well plate-based hydrogel photo-crosslinking system to effectively control the mechanical properties of hydrogels and perform high-throughput assays. We improved cell biocompatibility by using gelatin methacryloyl (GelMA) with a visible light photo-crosslinking method. Multiple cell-laden GelMA hydrogels were simultaneously and uniformly created using multi-arrayed 520 nm light-emitting diodes in a well plate format. The elastic modulus of the hydrogels can be widely adjusted (0.5-30 kPa) using a photo-crosslinking system capable of independently controlling the light intensity or exposure time for multiple samples. We demonstrate the feasibility of our system by observing enhanced bone differentiation of human mesenchymal stem cells (hMSCs) cultured on stiffer hydrogels. Additionally, we observed that the osteogenic fate of hMSCs, affected by the different mechanical properties of the gel, was regulated by parathyroid hormone (PTH). Notably, in response to PTH, hMSCs in a high-stiffness microenvironment upregulate osteogenic differentiation while exhibiting increased proliferation in a low-stiffness microenvironment. Overall, the developed system enables the generation of multiple cell-laden three-dimensional cell culture models with diverse mechanical properties and holds significant potential for expansion into drug testing.
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Affiliation(s)
- Kyurim Paek
- Center for Scientific Instrumentation, Korea Basic Science Institute, Daejeon 34133, Republic of Korea
- Program in Biomicro System Technology, Korea University, Seoul 02841, Republic of Korea
| | - Sangwook Woo
- Center for Research Equipment, Korea Basic Science Institute, Cheongju 28119, Republic of Korea
| | - Seung Jae Song
- Center for Scientific Instrumentation, Korea Basic Science Institute, Daejeon 34133, Republic of Korea
- Department of Bio-Analytical Science, University of Science and Technology, Daejeon 34113, Republic of Korea
| | - Min Kyeong Kim
- Center for Scientific Instrumentation, Korea Basic Science Institute, Daejeon 34133, Republic of Korea
| | - Keewook Yi
- Division of Earth and Environmental Science, Korea Basic Science Institute, Cheongju 28119, Republic of Korea
| | - Seok Chung
- Program in Biomicro System Technology, Korea University, Seoul 02841, Republic of Korea
- School of Mechanical Engineering, Korea University, Seoul 02841, Republic of Korea
- KU-KIST Graduate School of Converging Science and Technology, Korea University, Seoul 02841, Republic of Korea
| | - Jeong Ah Kim
- Center for Scientific Instrumentation, Korea Basic Science Institute, Daejeon 34133, Republic of Korea
- Department of Bio-Analytical Science, University of Science and Technology, Daejeon 34113, Republic of Korea
- Chung-Ang University Hospital, Chung-Ang University College of Medicine, Seoul 06974, Republic of Korea
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Shan BH, Wu FG. Hydrogel-Based Growth Factor Delivery Platforms: Strategies and Recent Advances. ADVANCED MATERIALS (DEERFIELD BEACH, FLA.) 2024; 36:e2210707. [PMID: 37009859 DOI: 10.1002/adma.202210707] [Citation(s) in RCA: 25] [Impact Index Per Article: 25.0] [Reference Citation Analysis] [Abstract] [Key Words] [MESH Headings] [Grants] [Track Full Text] [Subscribe] [Scholar Register] [Received: 11/17/2022] [Revised: 03/25/2023] [Indexed: 06/19/2023]
Abstract
Growth factors play a crucial role in regulating a broad variety of biological processes and are regarded as powerful therapeutic agents in tissue engineering and regenerative medicine in the past decades. However, their application is limited by their short half-lives and potential side effects in physiological environments. Hydrogels are identified as having the promising potential to prolong the half-lives of growth factors and mitigate their adverse effects by restricting them within the matrix to reduce their rapid proteolysis, burst release, and unwanted diffusion. This review discusses recent progress in the development of growth factor-containing hydrogels for various biomedical applications, including wound healing, brain tissue repair, cartilage and bone regeneration, and spinal cord injury repair. In addition, the review introduces strategies for optimizing growth factor release including affinity-based delivery, carrier-assisted delivery, stimuli-responsive delivery, spatial structure-based delivery, and cellular system-based delivery. Finally, the review presents current limitations and future research directions for growth factor-delivering hydrogels.
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Affiliation(s)
- Bai-Hui Shan
- State Key Laboratory of Digital Medical Engineering Jiangsu Key Laboratory for Biomaterials and Devices, School of Biological Science and Medical Engineering, Southeast University, 2 Sipailou Road, Nanjing, 210096, P. R. China
| | - Fu-Gen Wu
- State Key Laboratory of Digital Medical Engineering Jiangsu Key Laboratory for Biomaterials and Devices, School of Biological Science and Medical Engineering, Southeast University, 2 Sipailou Road, Nanjing, 210096, P. R. China
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Kaur K, Sannoufi R, Butler JS, Murphy CM. Biomimetic Inspired Hydrogels for Regenerative Vertebral Body Stenting. Curr Osteoporos Rep 2023; 21:806-814. [PMID: 38001387 DOI: 10.1007/s11914-023-00839-x] [Citation(s) in RCA: 0] [Impact Index Per Article: 0] [Reference Citation Analysis] [Abstract] [Key Words] [MESH Headings] [Grants] [Track Full Text] [Journal Information] [Submit a Manuscript] [Subscribe] [Scholar Register] [Accepted: 11/06/2023] [Indexed: 11/26/2023]
Abstract
PURPOSE OF REVIEW This review aims to explore the potential of biomimetic hydrogels as an alternative to bone cement in vertebral body stenting (VBS), a minimally invasive treatment for vertebral compression fractures. RECENT FINDINGS The use of bone cement in VBS procedures can lead to complications such as incomplete fracture reduction and cement leakage. Biomimetic hydrogels have gained significant attention as potential biomaterial alternatives for VBS due to their unique properties, including tuneable therapeutic and mechanical properties. Over the past decade, there has been significant advancements in the development of biomimetic hydrogels for bone regeneration, employing a wide range of approaches to enhance the structural and functional properties of hydrogels. Biomimetic hydrogels hold significant promise as safer and reparative alternatives to bone cement for VBS procedures. However, further research and development in this field are necessary to explore the full potential of hydrogel-based systems for vertebral bone repair.
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Affiliation(s)
- Kulwinder Kaur
- Tissue Engineering Research Group, Department of Anatomy & Regenerative Medicine, Royal College of Surgeons (RCSI), Dublin, Ireland
- School of Pharmacy and Biomolecular Science, RCSI, Dublin, Ireland
| | - Ruby Sannoufi
- Tissue Engineering Research Group, Department of Anatomy & Regenerative Medicine, Royal College of Surgeons (RCSI), Dublin, Ireland
| | - Joseph S Butler
- National Spinal Injuries Unit, Mater Misericordiae University Hospital, Dublin, Ireland
- School of Medicine, University of College Dublin, Belfield, Dublin, Ireland
| | - Ciara M Murphy
- Tissue Engineering Research Group, Department of Anatomy & Regenerative Medicine, Royal College of Surgeons (RCSI), Dublin, Ireland.
- Trinity Centre for Biomedical Engineering, Trinity College Dublin (TCD), Dublin, Ireland.
- Advanced Materials and Bioengineering Research Centre (AMBER), RCSI and TCD, Dublin, Ireland.
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Zhang Y, Rémy M, Apartsin E, Prouvé E, Feuillie C, Labrugère C, Cam N, Durrieu MC. Controlling differentiation of stem cells via bioactive disordered cues. Biomater Sci 2023; 11:6116-6134. [PMID: 37602410 DOI: 10.1039/d3bm00605k] [Citation(s) in RCA: 0] [Impact Index Per Article: 0] [Reference Citation Analysis] [Abstract] [MESH Headings] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 08/22/2023]
Abstract
Ideal bone tissue engineering is to induce bone regeneration through the synergistic integration of biomaterial scaffolds, bone progenitor cells, and bone-forming factors. Biomimetic scaffolds imitate the native extracellular matrix (ECM) and are often utilized in vitro as analogues of the natural ECM to facilitate investigations of cell-ECM interactions and processes. In vivo, the cellular microenvironment has a crucial impact on regulating cell behavior and functions. A PET surface was activated and then functionalized with mimetic peptides to promote human mesenchymal stem cell (hMSC) adhesion and differentiation into an osteogenic lineage. Spray technology was used to randomly micropattern peptides (RGD and BMP-2 mimetic peptides) on the PET surface. The distribution of the peptides grafted on the surface, the roughness of the surfaces and the chemistry of the surfaces in each step of the treatment were ascertained by atomic force microscopy, fluorescence microscopy, time-of-flight secondary ion mass spectrometry, Toluidine Blue O assay, and X-ray photoelectron spectroscopy. Subsequently, cell lineage differentiation was evaluated by quantifying the expression of immunofluorescence markers: osteoblast markers (Runx-2, OPN) and osteocyte markers (E11, DMP1, and SOST). In this article, we hypothesized that a unique combination of bioactive micro/nanopatterns on a polymer surface improves the rate of morphology change and enhances hMSC differentiation. In DMEM, after 14 days, disordered micropatterned surfaces with RGD and BMP-2 led to a higher osteoblast marker expression than surfaces with a homogeneous dual peptide conjugation. Finally, hMSCs cultured in osteogenic differentiation medium (ODM) showed accelerated cell differentiation. In ODM, our results highlighted the expression of osteocyte markers when hMSCs were seeded on PET surfaces with random micropatterns.
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Affiliation(s)
- Yujie Zhang
- Univ. Bordeaux, CNRS, Bordeaux INP, CBMN, UMR 5248, F-33600 Pessac, France.
| | - Murielle Rémy
- Univ. Bordeaux, CNRS, Bordeaux INP, CBMN, UMR 5248, F-33600 Pessac, France.
| | - Evgeny Apartsin
- Univ. Bordeaux, CNRS, Bordeaux INP, CBMN, UMR 5248, F-33600 Pessac, France.
| | - Emilie Prouvé
- Univ. Bordeaux, CNRS, Bordeaux INP, CBMN, UMR 5248, F-33600 Pessac, France.
| | - Cécile Feuillie
- Univ. Bordeaux, CNRS, Bordeaux INP, CBMN, UMR 5248, F-33600 Pessac, France.
| | | | - Nithavong Cam
- Univ. Bordeaux, CNRS, PLACAMAT, UAR 3626, F-33600 Pessac, France
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Huang F, Wang H, Zhang Y, Wei G, Xie Y, Wu G. Synergistic Effect of QNZ, an Inhibitor of NF-κB Signaling, and Bone Morphogenetic Protein 2 on Osteogenic Differentiation in Mesenchymal Stem Cells through Fibroblast-Induced Yes-Associated Protein Activation. Int J Mol Sci 2023; 24:ijms24097707. [PMID: 37175413 PMCID: PMC10178388 DOI: 10.3390/ijms24097707] [Citation(s) in RCA: 0] [Impact Index Per Article: 0] [Reference Citation Analysis] [Abstract] [Key Words] [Grants] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 03/12/2023] [Revised: 04/16/2023] [Accepted: 04/19/2023] [Indexed: 05/15/2023] Open
Abstract
Biomaterials carrying recombinant human bone morphogenetic protein 2 (BMP2) have been developed to enhance bone regeneration in the treatment of bone defects. However, various reports have shown that in the bone repair microenvironment, fibroblasts can inhibit BMP2-induced osteogenic differentiation in mesenchymal stem cells (MSCs). Thus, factors that can target fibroblasts and improve BMP2-mediated osteogenesis should be explored. In this project, we focused on whether or not an inhibitor of the NF-κB signaling pathway, QNZ (EVP4593), could play a synergistic role with BMP2 in osteogenesis by regulating the activity of fibroblasts. The roles of QNZ in regulating the proliferation and migration of fibroblasts were examined. In addition, the effect of QNZ combined with BMP2 on the osteogenic differentiation of MSCs was evaluated both in vitro and in vivo. Furthermore, the detailed mechanisms by which QNZ improved BMP2-mediated osteogenesis through the modulation of fibroblasts were analyzed and revealed. Interestingly, we found that QNZ inhibited the proliferation and migration of fibroblasts. Thus, QNZ could relieve the inhibitory effects of fibroblasts on the homing and osteogenic differentiation of mesenchymal stem cells. Furthermore, biomaterials carrying both QNZ and BMP2 showed better osteoinductivity than did those carrying BMP2 alone both in vitro and in vivo. It was found that the mechanism of QNZ involved reactivating YAP activity in mesenchymal stem cells, which was inhibited by fibroblasts. Taken together, our results suggest that QNZ may be a candidate factor for assisting BMP2 in inducing osteogenesis. The combined application of QNZ and BMP2 in biomaterials may be promising for the treatment of bone defects in the future.
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Affiliation(s)
- Fei Huang
- Department of Orthopedics, The First Affiliated Hospital, Fujian Medical University, Fuzhou 350005, China
- Central Laboratory, The First Affiliated Hospital, Fujian Medical University, Fuzhou 350005, China
| | - Hai Wang
- Department of Orthopedics, The First Affiliated Hospital, Fujian Medical University, Fuzhou 350005, China
| | - Ying Zhang
- Central Laboratory, The First Affiliated Hospital, Fujian Medical University, Fuzhou 350005, China
| | - Guozhen Wei
- Department of Orthopedics, The First Affiliated Hospital, Fujian Medical University, Fuzhou 350005, China
| | - Yun Xie
- Department of Orthopedics, The First Affiliated Hospital, Fujian Medical University, Fuzhou 350005, China
| | - Gui Wu
- Department of Orthopedics, The First Affiliated Hospital, Fujian Medical University, Fuzhou 350005, China
- Department of Orthopedics, National Regional Medical Center, Binhai Campus of the First Affiliated Hospital, Fujian Medical University, Fuzhou 350212, China
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Lee JW, Chae S, Oh S, Kim DH, Kim SH, Kim SJ, Choi JY, Lee JH, Song SY. Bioessential Inorganic Molecular Wire-Reinforced 3D-Printed Hydrogel Scaffold for Enhanced Bone Regeneration. Adv Healthc Mater 2023; 12:e2201665. [PMID: 36213983 DOI: 10.1002/adhm.202201665] [Citation(s) in RCA: 0] [Impact Index Per Article: 0] [Reference Citation Analysis] [Abstract] [Key Words] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 07/07/2022] [Revised: 09/24/2022] [Indexed: 01/18/2023]
Abstract
Materials with physicochemical properties and biological activities similar to those of the natural extracellular matrix are in high demand in tissue engineering. In particular, Mo3 Se3 - inorganic molecular wire (IMW) is a promising material composed of bioessential minerals and possess nanometer-scale diameters, negatively charged surfaces, physical flexibility, and nanotopography characteristics, which are essential for interactions with cell membrane proteins. Here, an implantable 3D Mo3 Se3 - IMW enhanced gelatin-GMA/silk-GMA hydrogel (IMW-GS hydrogel) is developed for osteogenesis and bone formation, followed by biological evaluations. The mechanical properties of the 3D printed IMW-GS hydrogel are improved by noncovalent interactions between the Mo3 Se3 - IMWs and the positively charged residues of the gelatin molecules. Long-term biocompatibility with primary human osteoblast cells (HOBs) is confirmed using the IMW-GS hydrogel. The proliferation, osteogenic gene expression, collagen accumulation, and mineralization of HOBs improve remarkably with the IMW-GS hydrogel. In in vivo evaluations, the IMW-GS hydrogel implantation exhibits a significantly improved new bone regeneration of 87.8 ± 5.9% (p < 0.05) for 8 weeks, which is higher than that from the gelatin-GMA/silk-GMA hydrogel without Mo3 Se3 - IMW. These results support a new improved strategy with in vitro and in vivo performance of 3D IMW enhanced scaffolds in tissue engineering.
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Affiliation(s)
- Jin Woong Lee
- School of Advanced Materials Science and Engineering, Sungkyunkwan University (SKKU), Suwon, 16419, Republic of Korea.,Research Center for Advanced Materials Technology, Core Research Institute, 16419, Suwon, Republic of Korea
| | - Sudong Chae
- School of Advanced Materials Science and Engineering, Sungkyunkwan University (SKKU), Suwon, 16419, Republic of Korea
| | - Seungbae Oh
- School of Advanced Materials Science and Engineering, Sungkyunkwan University (SKKU), Suwon, 16419, Republic of Korea
| | - Dai-Hwan Kim
- School of Advanced Materials Science and Engineering, Sungkyunkwan University (SKKU), Suwon, 16419, Republic of Korea
| | - Si Hyun Kim
- SKKU Advanced Institute of Nanotechnology, SKKU, Suwon, 16419, Republic of Korea
| | - Seung Jae Kim
- Department of Orthopaedic Surgery, Hallym University Dongtan Sacred Heart Hospital, Hwaseong, 18450, Republic of Korea
| | - Jae-Young Choi
- School of Advanced Materials Science and Engineering, Sungkyunkwan University (SKKU), Suwon, 16419, Republic of Korea.,SKKU Advanced Institute of Nanotechnology, SKKU, Suwon, 16419, Republic of Korea
| | - Jung Heon Lee
- School of Advanced Materials Science and Engineering, Sungkyunkwan University (SKKU), Suwon, 16419, Republic of Korea.,Research Center for Advanced Materials Technology, Core Research Institute, 16419, Suwon, Republic of Korea.,SKKU Advanced Institute of Nanotechnology, SKKU, Suwon, 16419, Republic of Korea.,Biomedical Institute for Convergence at SKKU (BICS), SKKU, Suwon, 16419, Republic of Korea
| | - Si Young Song
- Department of Orthopaedic Surgery, Hallym University Dongtan Sacred Heart Hospital, Hwaseong, 18450, Republic of Korea
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Zhang X, Wang W, Chen J, Lai M. yPeptide GL13K releasing hydrogel functionalized micro/nanostructured titanium enhances its osteogenic and antibacterial activity. JOURNAL OF BIOMATERIALS SCIENCE, POLYMER EDITION 2022; 34:1036-1052. [DOI: 10.1080/09205063.2022.2155780] [Citation(s) in RCA: 0] [Impact Index Per Article: 0] [Reference Citation Analysis] [Track Full Text] [Subscribe] [Scholar Register] [Indexed: 12/12/2022]
Affiliation(s)
- Xiaojing Zhang
- School of Life Science, Jiangsu Normal University, Xuzhou, Jiangsu 221116, China
| | - Weina Wang
- School of Life Science, Jiangsu Normal University, Xuzhou, Jiangsu 221116, China
| | - Jia Chen
- School of Life Science, Jiangsu Normal University, Xuzhou, Jiangsu 221116, China
| | - Min Lai
- School of Life Science, Jiangsu Normal University, Xuzhou, Jiangsu 221116, China
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5-Fluorouracil-Immobilized Hyaluronic Acid Hydrogel Arrays on an Electrospun Bilayer Membrane as a Drug Patch. BIOENGINEERING (BASEL, SWITZERLAND) 2022; 9:bioengineering9120742. [PMID: 36550948 PMCID: PMC9774285 DOI: 10.3390/bioengineering9120742] [Citation(s) in RCA: 0] [Impact Index Per Article: 0] [Reference Citation Analysis] [Abstract] [Key Words] [Track Full Text] [Figures] [Subscribe] [Scholar Register] [Received: 10/27/2022] [Revised: 11/25/2022] [Accepted: 11/28/2022] [Indexed: 12/05/2022]
Abstract
The hyaluronic acid (HA) hydrogel array was employed for immobilization of 5-fluorouracil (5-FU), and the electrospun bilayer (hydrophilic: polyurethane/pluronic F-127 and hydrophobic: polyurethane) membrane was used to support the HA hydrogel array as a patch. To visualize the drug propagating phenomenon into tissues, we experimentally investigated how FITC-BSA diffused into the tissue by applying hydrogel patches to porcine tissue samples. The diffusive phenomenon basically depends on the FITC-BSA diffusion coefficient in the hydrogel, and the degree of diffusion of FITC-BSA may be affected by the concentration of HA hydrogel, which demonstrates that the high density of HA hydrogel inhibits the diffusive FITC-BSA migration toward the low concentration region. YD-10B cells were employed to investigate the release of 5-FU from the HA array on the bilayer membrane. In the control group, YD-10B cell viability was over 98% after 3 days. However, in the 5-FU-immobilized HA hydrogel array, most of the YD-10B cells were not attached to the bilayer membrane used as a scaffold. These results suggest that 5-FU was locally released and initiated the death of the YD-10B cells. Our results show that 5-FU immobilized on HA arrays significantly reduces YD-10B cell adhesion and proliferation, affecting cells even early in the cell culture. Our results suggest that when 5-FU is immobilized in the HA hydrogel array on the bilayer membrane as a drug patch, it is possible to control the drug concentration, to release it continuously, and that the patch can be applied locally to the targeted tumor site and administer the drug in a time-stable manner. Therefore, the developed bilayer membrane-based HA hydrogel array patch can be considered for sustained release of the drug in biomedical applications.
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Kim C, Lee JW, Heo JH, Park C, Kim DH, Yi GS, Kang HC, Jung HS, Shin H, Lee JH. Natural bone-mimicking nanopore-incorporated hydroxyapatite scaffolds for enhanced bone tissue regeneration. Biomater Res 2022; 26:7. [PMID: 35216625 PMCID: PMC8876184 DOI: 10.1186/s40824-022-00253-x] [Citation(s) in RCA: 15] [Impact Index Per Article: 7.5] [Reference Citation Analysis] [Abstract] [Key Words] [Track Full Text] [Download PDF] [Figures] [Journal Information] [Subscribe] [Scholar Register] [Received: 09/24/2021] [Accepted: 01/30/2022] [Indexed: 12/19/2022] Open
Abstract
Background A considerable number of studies has been carried out to develop alloplastic bone graft materials such as hydroxyapatite (HAP) that mimic the hierarchical structure of natural bones with multiple levels of pores: macro-, micro-, and nanopores. Although nanopores are known to play many essential roles in natural bones, only a few studies have focused on HAPs containing them; none of those studies investigated the functions of nanopores in biological systems. Method We developed a simple yet powerful method to introduce nanopores into alloplastic HAP bone graft materials in large quantities by simply pressing HAP nanoparticles and sintering them at a low temperature. Results The size of nanopores in HAP scaffolds can be controlled between 16.5 and 30.2 nm by changing the sintering temperature. When nanopores with a size of ~ 30.2 nm, similar to that of nanopores in natural bones, are introduced into HAP scaffolds, the mechanical strength and cell proliferation and differentiation rates are significantly increased. The developed HAP scaffolds containing nanopores (SNPs) are biocompatible, with negligible erythema and inflammatory reactions. In addition, they enhance the bone regeneration when are implanted into a rabbit model. Furthermore, the bone regeneration efficiency of the HAP-based SNP is better than that of a commercially available bone graft material. Conclusion Nanopores of HAP scaffolds are very important for improving the bone regeneration efficiency and may be one of the key factors to consider in designing highly efficient next-generation alloplastic bone graft materials. Supplementary Information The online version contains supplementary material available at 10.1186/s40824-022-00253-x.
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Affiliation(s)
- Chansong Kim
- School of Advanced Materials Science and Engineering, Sungkyunkwan University (SKKU), Suwon, 16419, Republic of Korea
| | - Jin Woong Lee
- School of Advanced Materials Science and Engineering, Sungkyunkwan University (SKKU), Suwon, 16419, Republic of Korea.,Research Center for Advanced Materials Technology, Sungkyunkwan University (SKKU), Suwon, 16419, Republic of Korea
| | - Jun Hyuk Heo
- School of Advanced Materials Science and Engineering, Sungkyunkwan University (SKKU), Suwon, 16419, Republic of Korea. .,Research Center for Advanced Materials Technology, Sungkyunkwan University (SKKU), Suwon, 16419, Republic of Korea.
| | - Cheolhyun Park
- School of Advanced Materials Science and Engineering, Sungkyunkwan University (SKKU), Suwon, 16419, Republic of Korea
| | - Dai-Hwan Kim
- School of Advanced Materials Science and Engineering, Sungkyunkwan University (SKKU), Suwon, 16419, Republic of Korea
| | - Gyu Sung Yi
- School of Advanced Materials Science and Engineering, Sungkyunkwan University (SKKU), Suwon, 16419, Republic of Korea
| | - Ho Chang Kang
- Probiomimetic Research Institute, Bundang Technopark, Seongnam, 13219, Republic of Korea
| | - Hyun Suk Jung
- School of Advanced Materials Science and Engineering, Sungkyunkwan University (SKKU), Suwon, 16419, Republic of Korea
| | - Hyunjung Shin
- Department of Energy Science, Sungkyunkwan University (SKKU), Suwon, 16419, Republic of Korea
| | - Jung Heon Lee
- School of Advanced Materials Science and Engineering, Sungkyunkwan University (SKKU), Suwon, 16419, Republic of Korea. .,Research Center for Advanced Materials Technology, Sungkyunkwan University (SKKU), Suwon, 16419, Republic of Korea. .,Biomedical Institute for Convergence at Sungkyunkwan University, Sungkyunkwan University (SKKU), Suwon, 16419, Republic of Korea. .,Institute of Quantum Biophysics (IQB), Sungkyunkwan University (SKKU), Suwon, 16419, Republic of Korea.
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11
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Lee SM, Lee JE, Lee YK, Yoo DA, Seon DB, Lee DW, Kim CB, Choi H, Lee KH. Thermal-Corrosion-Free Electrode-Integrated Cell Chip for Promotion of Electrically Stimulated Neurite Outgrowth. BIOCHIP JOURNAL 2022. [DOI: 10.1007/s13206-022-00049-0] [Citation(s) in RCA: 1] [Impact Index Per Article: 0.5] [Reference Citation Analysis] [Track Full Text] [Subscribe] [Scholar Register] [Indexed: 01/05/2023]
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Li S, Huan Y, Zhu B, Chen H, Tang M, Yan Y, Wang C, Ouyang Z, Li X, Xue J, Wang W. Research progress on the biological modifications of implant materials in 3D printed intervertebral fusion cages. JOURNAL OF MATERIALS SCIENCE. MATERIALS IN MEDICINE 2021; 33:2. [PMID: 34940930 PMCID: PMC8702412 DOI: 10.1007/s10856-021-06609-4] [Citation(s) in RCA: 6] [Impact Index Per Article: 2.0] [Reference Citation Analysis] [Abstract] [MESH Headings] [Track Full Text] [Subscribe] [Scholar Register] [Received: 04/25/2021] [Accepted: 10/06/2021] [Indexed: 05/26/2023]
Abstract
Anterior spine decompression and reconstruction with bone grafts and fusion is a routine spinal surgery. The intervertebral fusion cage can maintain intervertebral height and provide a bone graft window. Titanium fusion cages are the most widely used metal material in spinal clinical applications. However, there is a certain incidence of complications in clinical follow-ups, such as pseudoarticulation formation and implant displacement due to nonfusion of bone grafts in the cage. With the deepening research on metal materials, the properties of these materials have been developed from being biologically inert to having biological activity and biological functionalization, promoting adhesion, cell differentiation, and bone fusion. In addition, 3D printing, thin-film, active biological material, and 4D bioprinting technology are also being used in the biofunctionalization and intelligent advanced manufacturing processes of implant devices in the spine. This review focuses on the biofunctionalization of implant materials in 3D printed intervertebral fusion cages. The surface modifications of implant materials in metal endoscopy, material biocompatibility, and bioactive functionalizationare summarized. Furthermore, the prospects and challenges of the biofunctionalization of implant materials in spinal surgery are discussed. Fig.a.b.c.d.e.f.g As a pre-selected image for the cover, I really look forward to being selected. Special thanks to you for your comments.
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Affiliation(s)
- Shan Li
- Department of Spine Surgery, The First Affiliated Hospital, Hengyang Medical School, University of South China, 69 Chuanshan Road, Hengyang, Hunan, 421001, China
- Plastic and Cosmetic Surgery, Hunan Want Want Hospital, Changsha, China
| | - Yifan Huan
- R&D Department, Hunan Yuanpin Cell Biotechnology Co. Ltd., Changsha, China
| | - Bin Zhu
- Department of Spine Surgery, The First Affiliated Hospital, Hengyang Medical School, University of South China, 69 Chuanshan Road, Hengyang, Hunan, 421001, China
| | - Haoxiang Chen
- Department of Spine Surgery, The First Affiliated Hospital, Hengyang Medical School, University of South China, 69 Chuanshan Road, Hengyang, Hunan, 421001, China
| | - Ming Tang
- Department of Spine Surgery, The First Affiliated Hospital, Hengyang Medical School, University of South China, 69 Chuanshan Road, Hengyang, Hunan, 421001, China
| | - Yiguo Yan
- Department of Spine Surgery, The First Affiliated Hospital, Hengyang Medical School, University of South China, 69 Chuanshan Road, Hengyang, Hunan, 421001, China
| | - Cheng Wang
- Department of Spine Surgery, The First Affiliated Hospital, Hengyang Medical School, University of South China, 69 Chuanshan Road, Hengyang, Hunan, 421001, China
| | - Zhihua Ouyang
- Department of Spine Surgery, The First Affiliated Hospital, Hengyang Medical School, University of South China, 69 Chuanshan Road, Hengyang, Hunan, 421001, China
| | - Xuelin Li
- Department of Spine Surgery, The First Affiliated Hospital, Hengyang Medical School, University of South China, 69 Chuanshan Road, Hengyang, Hunan, 421001, China
| | - Jingbo Xue
- Department of Spine Surgery, The First Affiliated Hospital, Hengyang Medical School, University of South China, 69 Chuanshan Road, Hengyang, Hunan, 421001, China.
| | - Wenjun Wang
- Department of Spine Surgery, The First Affiliated Hospital, Hengyang Medical School, University of South China, 69 Chuanshan Road, Hengyang, Hunan, 421001, China.
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A DAMP-scavenging, IL-10-releasing hydrogel promotes neural regeneration and motor function recovery after spinal cord injury. Biomaterials 2021; 280:121279. [PMID: 34847433 DOI: 10.1016/j.biomaterials.2021.121279] [Citation(s) in RCA: 67] [Impact Index Per Article: 22.3] [Reference Citation Analysis] [Abstract] [Key Words] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 08/20/2021] [Revised: 11/16/2021] [Accepted: 11/23/2021] [Indexed: 12/13/2022]
Abstract
Spinal cord injury (SCI) creates an inflammatory microenvironment characterized by damage-associated molecular patterns (DAMPs) and immune cell activation that exacerbate secondary damage and impair neurological recovery. Here we develop an immunoregulatory hydrogel scaffold for treating SCI that scavenges DAMPs and slowly releases the anti-inflammatory cytokine interleukin-10 (IL-10). We created this dual-functional scaffold by modifying a photocrosslinked gelatin hydrogel with the cationic, DAMP-binding polymer poly (amidoamine) and with IL-10, and compared the therapeutic activity of this scaffold with that of gelatin-only, gelatin + poly (amidoamine), and gelatin + IL-10 scaffolds in vitro and in vivo. In vitro, the dual-functional scaffold scavenged anionic DAMPs and exhibited sustained release of IL-10, reduced the proinflammatory responses of macrophages and microglia, and enhanced the neurogenic differentiation of neural stem cells. In a complete transection SCI mouse model, the injected dual-functional scaffold suppressed proinflammatory cytokine production, promoted the M2 macrophage/microglia phenotype, and led to neural regeneration and axon growth without scar formation to a greater extent than the single-function or control scaffolds. This DAMP-scavenging, IL-10-releasing scaffold provides a new strategy for promoting neural regeneration and motor function recovery following severe SCI.
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Chen X, Tan B, Bao Z, Wang S, Tang R, Wang Z, Chen G, Chen S, Lu WW, Yang D, Peng S. Enhanced bone regeneration via spatiotemporal and controlled delivery of a genetically engineered BMP-2 in a composite Hydrogel. Biomaterials 2021; 277:121117. [PMID: 34517277 DOI: 10.1016/j.biomaterials.2021.121117] [Citation(s) in RCA: 41] [Impact Index Per Article: 13.7] [Reference Citation Analysis] [Abstract] [Key Words] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 05/02/2021] [Revised: 07/26/2021] [Accepted: 08/30/2021] [Indexed: 11/26/2022]
Abstract
Scaffolds functionalized with bone morphogenetic protein-2 (BMP-2) have shown great potential for bone regeneration. However, structural instability and the necessity for supra-physiological dose have thus far limited practical applications for BMP-2. Protein modification and site-specific covalent immobilization of BMP-2 to carrier materials might be optimal strategies to overcome these problems. Here, we report a broadly applicable strategy where the polyhistidine tag-T4 Lysozyme (His6-T4L) was genetically fused at the N-terminus of BMP-2 and used as a protein spacer, which on one hand enhanced protein solubility and stability, and on the other hand mediated site-specific covalent anchoring of BMP-2 upon binding to nickel-chelated nitrilotriacetic acid (Ni-NTA) microparticles (denoted as MPs-His6-T4L-BMP2) to further maximize its rescued activity. We also constructed a novel gelatin-based hydrogel that was crosslinked by transglutaminase (TG) and tannic acid (TA). This hydrogel, when incorporated with MPs-His6-T4L-BMP2, displayed excellent in-situ injectability, thermosensitivity, adhesiveness and improved mechanical properties. The effective loading mode led to a controlled and long-term sustained release of His6-T4L-BMP2, thereby resulting in enhancement of bone regeneration in a critical-sized bone defect. We believe that the protein modification strategy proposed here opens up new route not only for BMP-2 applications, but can be used to inform novel uses for other macromolecules.
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Affiliation(s)
- Xin Chen
- Department of Spine Surgery and Institute for Orthopaedic Research, Shenzhen People's Hospital, The First Affiliated Hospital of Southern University of Science and Technology, Jinan University Second College of Medicine, Shenzhen Key Laboratory of Musculoskeletal Tissue Reconstruction and Function Restoration, Shenzhen, 518001, China
| | - Baoyu Tan
- Department of Spine Surgery and Institute for Orthopaedic Research, Shenzhen People's Hospital, The First Affiliated Hospital of Southern University of Science and Technology, Jinan University Second College of Medicine, Shenzhen Key Laboratory of Musculoskeletal Tissue Reconstruction and Function Restoration, Shenzhen, 518001, China
| | - Zhiteng Bao
- Department of Spine Surgery and Institute for Orthopaedic Research, Shenzhen People's Hospital, The First Affiliated Hospital of Southern University of Science and Technology, Jinan University Second College of Medicine, Shenzhen Key Laboratory of Musculoskeletal Tissue Reconstruction and Function Restoration, Shenzhen, 518001, China
| | - Shang Wang
- Department of Spine Surgery and Institute for Orthopaedic Research, Shenzhen People's Hospital, The First Affiliated Hospital of Southern University of Science and Technology, Jinan University Second College of Medicine, Shenzhen Key Laboratory of Musculoskeletal Tissue Reconstruction and Function Restoration, Shenzhen, 518001, China
| | - Rongze Tang
- Department of Spine Surgery and Institute for Orthopaedic Research, Shenzhen People's Hospital, The First Affiliated Hospital of Southern University of Science and Technology, Jinan University Second College of Medicine, Shenzhen Key Laboratory of Musculoskeletal Tissue Reconstruction and Function Restoration, Shenzhen, 518001, China
| | - Zhenmin Wang
- Department of Spine Surgery and Institute for Orthopaedic Research, Shenzhen People's Hospital, The First Affiliated Hospital of Southern University of Science and Technology, Jinan University Second College of Medicine, Shenzhen Key Laboratory of Musculoskeletal Tissue Reconstruction and Function Restoration, Shenzhen, 518001, China
| | - Gaoyang Chen
- Department of Spine Surgery and Institute for Orthopaedic Research, Shenzhen People's Hospital, The First Affiliated Hospital of Southern University of Science and Technology, Jinan University Second College of Medicine, Shenzhen Key Laboratory of Musculoskeletal Tissue Reconstruction and Function Restoration, Shenzhen, 518001, China
| | - Shuai Chen
- Department of Biology, Southern University of Science and Technology, Shenzhen, 518055, China
| | - William W Lu
- Department of Orthopaedics and Traumatology, Li Ka Shing Faculty of Medicine, The University of Hong Kong, Hong Kong, China
| | - Dazhi Yang
- Department of Spine Surgery and Institute for Orthopaedic Research, Shenzhen People's Hospital, The First Affiliated Hospital of Southern University of Science and Technology, Jinan University Second College of Medicine, Shenzhen Key Laboratory of Musculoskeletal Tissue Reconstruction and Function Restoration, Shenzhen, 518001, China.
| | - Songlin Peng
- Department of Spine Surgery and Institute for Orthopaedic Research, Shenzhen People's Hospital, The First Affiliated Hospital of Southern University of Science and Technology, Jinan University Second College of Medicine, Shenzhen Key Laboratory of Musculoskeletal Tissue Reconstruction and Function Restoration, Shenzhen, 518001, China.
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Enhancing osteogenesis of adipose-derived mesenchymal stem cells using gold nanostructure/peptide-nanopatterned graphene oxide. Colloids Surf B Biointerfaces 2021; 204:111807. [PMID: 33964530 DOI: 10.1016/j.colsurfb.2021.111807] [Citation(s) in RCA: 6] [Impact Index Per Article: 2.0] [Reference Citation Analysis] [Abstract] [Key Words] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 12/06/2020] [Revised: 04/09/2021] [Accepted: 04/26/2021] [Indexed: 01/16/2023]
Abstract
Graphene derivatives are highly promising materials for use in stem-cell-based regenerative therapies, particularly for bone regeneration. Herein, we report a graphene oxide (GO)-based hybrid platform (GOHP) that is highly effective for guiding the osteogenesis of human adipose-derived mesenchymal stem cells (hAMSCs). A GO-coated indium tin oxide (ITO) substrate was electrochemically modified with Au nanostructures (GNSs), following which a cysteine-modified quadruple-branched arginine-glycine-aspartic acid was self-assembled on the ITO-GO-GNS hybrid via Au-S bonds. The synthesized GOHP, with the highest density of GNSs (deposition time of 120 s), exhibited the highest osteogenic differentiation efficiency based on the osteogenic marker expression level, osteocalcin expression, and osteoblastic mineralisation. Remarkably, although GO is known to be less efficient than the high-quality pure graphene synthesised via chemical vapour deposition (CVD), the fabricated GOHP exhibited an efficiency similar to that of CVD-grown graphene in guiding the osteogenesis of hAMSCs. The total RNA sequencing results revealed that CVD graphene and GOHP induced the osteogenesis of hAMSCs by upregulating the transcription factors related to direct osteogenesis, Wnt activation, and extracellular matrix deposition. Considering that GO is easy to produce, cost-effective, and biocompatible, the developed GOHP is highly promising for treating various diseases/disorders, including osteoporosis, rickets, and osteogenesis imperfecta.
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