Recent Methods for Modifying Mechanical Properties of Tissue-Engineered Scaffolds for Clinical Applications

The limited regenerative capacity of the human body, in conjunction with a shortage of healthy autologous tissue, has created an urgent need for alternative grafting materials. A potential solution is a tissue-engineered graft, a construct which supports and integrates with host tissue. One of the k...

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Published in:Biomimetics
Main Authors: Andrew Johnston, Anthony Callanan
Format: Article
Language:English
Published: MDPI AG 2023-05-01
Subjects:
Online Access:https://www.mdpi.com/2313-7673/8/2/205
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author Andrew Johnston
Anthony Callanan
author_facet Andrew Johnston
Anthony Callanan
author_sort Andrew Johnston
collection DOAJ
container_title Biomimetics
description The limited regenerative capacity of the human body, in conjunction with a shortage of healthy autologous tissue, has created an urgent need for alternative grafting materials. A potential solution is a tissue-engineered graft, a construct which supports and integrates with host tissue. One of the key challenges in fabricating a tissue-engineered graft is achieving mechanical compatibility with the graft site; a disparity in these properties can shape the behaviour of the surrounding native tissue, contributing to the likelihood of graft failure. The purpose of this review is to examine the means by which researchers have altered the mechanical properties of tissue-engineered constructs via hybrid material usage, multi-layer scaffold designs, and surface modifications. A subset of these studies which has investigated the function of their constructs in vivo is also presented, followed by an examination of various tissue-engineered designs which have been clinically translated.
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spelling doaj-art-756c7deb9f41498bbf892de37e7c052d2025-08-20T00:59:20ZengMDPI AGBiomimetics2313-76732023-05-018220510.3390/biomimetics8020205Recent Methods for Modifying Mechanical Properties of Tissue-Engineered Scaffolds for Clinical ApplicationsAndrew Johnston0Anthony Callanan1Institute for Bioengineering, School of Engineering, University of Edinburgh, Edinburgh EH9 3DW, UKInstitute for Bioengineering, School of Engineering, University of Edinburgh, Edinburgh EH9 3DW, UKThe limited regenerative capacity of the human body, in conjunction with a shortage of healthy autologous tissue, has created an urgent need for alternative grafting materials. A potential solution is a tissue-engineered graft, a construct which supports and integrates with host tissue. One of the key challenges in fabricating a tissue-engineered graft is achieving mechanical compatibility with the graft site; a disparity in these properties can shape the behaviour of the surrounding native tissue, contributing to the likelihood of graft failure. The purpose of this review is to examine the means by which researchers have altered the mechanical properties of tissue-engineered constructs via hybrid material usage, multi-layer scaffold designs, and surface modifications. A subset of these studies which has investigated the function of their constructs in vivo is also presented, followed by an examination of various tissue-engineered designs which have been clinically translated.https://www.mdpi.com/2313-7673/8/2/205scaffoldbiomimetictissue engineering3D printingelectrospinning
spellingShingle Andrew Johnston
Anthony Callanan
Recent Methods for Modifying Mechanical Properties of Tissue-Engineered Scaffolds for Clinical Applications
scaffold
biomimetic
tissue engineering
3D printing
electrospinning
title Recent Methods for Modifying Mechanical Properties of Tissue-Engineered Scaffolds for Clinical Applications
title_full Recent Methods for Modifying Mechanical Properties of Tissue-Engineered Scaffolds for Clinical Applications
title_fullStr Recent Methods for Modifying Mechanical Properties of Tissue-Engineered Scaffolds for Clinical Applications
title_full_unstemmed Recent Methods for Modifying Mechanical Properties of Tissue-Engineered Scaffolds for Clinical Applications
title_short Recent Methods for Modifying Mechanical Properties of Tissue-Engineered Scaffolds for Clinical Applications
title_sort recent methods for modifying mechanical properties of tissue engineered scaffolds for clinical applications
topic scaffold
biomimetic
tissue engineering
3D printing
electrospinning
url https://www.mdpi.com/2313-7673/8/2/205
work_keys_str_mv AT andrewjohnston recentmethodsformodifyingmechanicalpropertiesoftissueengineeredscaffoldsforclinicalapplications
AT anthonycallanan recentmethodsformodifyingmechanicalpropertiesoftissueengineeredscaffoldsforclinicalapplications