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Bone Reconstruction Using Two-Layer Porcine-Derived Bone Scaffold Composed of Cortical and Cancellous Bones in a Rabbit Calvarial Defect Model
In this study, we aimed to investigate the bone regeneration efficiency of two-layer porcine-derived bone scaffolds composed of cancellous and cortical bones in a rabbit calvarial defect model. Four circular calvaria defects were formed on cranium of rabbit and were filled with block bone scaffolds...
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Published in: | International journal of molecular sciences 2022-02, Vol.23 (5), p.2647 |
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description | In this study, we aimed to investigate the bone regeneration efficiency of two-layer porcine-derived bone scaffolds composed of cancellous and cortical bones in a rabbit calvarial defect model. Four circular calvaria defects were formed on cranium of rabbit and were filled with block bone scaffolds of each group: cortical bone block (Cortical group), cancellous bone block (Cancellous group), and two-layer bone block (2layer group). After 8 weeks, new bones were primarily observed in cancellous parts of the Cancellous and 2layer groups, while the Cortical group exhibited few new bones. In the results of new bone volume and area analyses, the Cancellous group showed the highest value, followed by the 2layer group, and were significantly higher than the Cortical group. Within the limitations of this study, the cancellous and two-layer porcine-derived bone scaffolds showed satisfactory bone regeneration efficiency; further studies on regulating the ratio of cortical and cancellous bones in two-layer bones are needed. |
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Within the limitations of this study, the cancellous and two-layer porcine-derived bone scaffolds showed satisfactory bone regeneration efficiency; further studies on regulating the ratio of cortical and cancellous bones in two-layer bones are needed.</description><identifier>ISSN: 1422-0067</identifier><identifier>ISSN: 1661-6596</identifier><identifier>EISSN: 1422-0067</identifier><identifier>DOI: 10.3390/ijms23052647</identifier><identifier>PMID: 35269791</identifier><language>eng</language><publisher>Switzerland: MDPI AG</publisher><subject>Animals ; Bone growth ; Bone Regeneration ; bone scaffold ; Bones ; Calvaria ; Cancellous Bone ; Cortical bone ; Cranium ; Defects ; porcine ; Porosity ; Rabbits ; Regeneration ; Regeneration (physiology) ; Scaffolds ; Skin & tissue grafts ; Skull ; Surgery ; Swine ; Tissue Scaffolds ; xenograft</subject><ispartof>International journal of molecular sciences, 2022-02, Vol.23 (5), p.2647</ispartof><rights>2022 by the authors. Licensee MDPI, Basel, Switzerland. This article is an open access article distributed under the terms and conditions of the Creative Commons Attribution (CC BY) license (https://creativecommons.org/licenses/by/4.0/). 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subjects | Animals Bone growth Bone Regeneration bone scaffold Bones Calvaria Cancellous Bone Cortical bone Cranium Defects porcine Porosity Rabbits Regeneration Regeneration (physiology) Scaffolds Skin & tissue grafts Skull Surgery Swine Tissue Scaffolds xenograft |
title | Bone Reconstruction Using Two-Layer Porcine-Derived Bone Scaffold Composed of Cortical and Cancellous Bones in a Rabbit Calvarial Defect Model |
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