A Review of Biomaterials and Scaffold Fabrication for Organ-on-a-Chip (OOAC) Systems

Drug and chemical development along with safety tests rely on the use of numerous clinical models. This is a lengthy process where animal testing is used as a standard for pre-clinical trials. However, these models often fail to represent human physiopathology. This may lead to poor correlation with...

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Main Authors: Luana A. Osório, Elisabete Silva, Ruth E. Mackay
Format: Article
Language:English
Published: MDPI AG 2021-08-01
Series:Bioengineering
Subjects:
Online Access:https://www.mdpi.com/2306-5354/8/8/113
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spelling doaj-21d402627d3b46b789f99604c0cc5c4e2021-08-26T13:31:56ZengMDPI AGBioengineering2306-53542021-08-01811311310.3390/bioengineering8080113A Review of Biomaterials and Scaffold Fabrication for Organ-on-a-Chip (OOAC) SystemsLuana A. Osório0Elisabete Silva1Ruth E. Mackay2Department of Mechanical, Aerospace and Civil Engineering, Brunel University London, Uxbridge UB8 3PH, UKDepartment of Life Science, Brunel University London, Uxbridge UB8 3PH, UKDepartment of Mechanical, Aerospace and Civil Engineering, Brunel University London, Uxbridge UB8 3PH, UKDrug and chemical development along with safety tests rely on the use of numerous clinical models. This is a lengthy process where animal testing is used as a standard for pre-clinical trials. However, these models often fail to represent human physiopathology. This may lead to poor correlation with results from later human clinical trials. Organ-on-a-Chip (OOAC) systems are engineered microfluidic systems, which recapitulate the physiochemical environment of a specific organ by emulating the perfusion and shear stress cellular tissue undergoes in vivo and could replace current animal models. The success of culturing cells and cell-derived tissues within these systems is dependent on the scaffold chosen; hence, scaffolds are critical for the success of OOACs in research. A literature review was conducted looking at current OOAC systems to assess the advantages and disadvantages of different materials and manufacturing techniques used for scaffold production; and the alternatives that could be tailored from the macro tissue engineering research field.https://www.mdpi.com/2306-5354/8/8/113organ-on-a-chipscaffoldtissue engineeringbiomaterialsadditive manufacturing
collection DOAJ
language English
format Article
sources DOAJ
author Luana A. Osório
Elisabete Silva
Ruth E. Mackay
spellingShingle Luana A. Osório
Elisabete Silva
Ruth E. Mackay
A Review of Biomaterials and Scaffold Fabrication for Organ-on-a-Chip (OOAC) Systems
Bioengineering
organ-on-a-chip
scaffold
tissue engineering
biomaterials
additive manufacturing
author_facet Luana A. Osório
Elisabete Silva
Ruth E. Mackay
author_sort Luana A. Osório
title A Review of Biomaterials and Scaffold Fabrication for Organ-on-a-Chip (OOAC) Systems
title_short A Review of Biomaterials and Scaffold Fabrication for Organ-on-a-Chip (OOAC) Systems
title_full A Review of Biomaterials and Scaffold Fabrication for Organ-on-a-Chip (OOAC) Systems
title_fullStr A Review of Biomaterials and Scaffold Fabrication for Organ-on-a-Chip (OOAC) Systems
title_full_unstemmed A Review of Biomaterials and Scaffold Fabrication for Organ-on-a-Chip (OOAC) Systems
title_sort review of biomaterials and scaffold fabrication for organ-on-a-chip (ooac) systems
publisher MDPI AG
series Bioengineering
issn 2306-5354
publishDate 2021-08-01
description Drug and chemical development along with safety tests rely on the use of numerous clinical models. This is a lengthy process where animal testing is used as a standard for pre-clinical trials. However, these models often fail to represent human physiopathology. This may lead to poor correlation with results from later human clinical trials. Organ-on-a-Chip (OOAC) systems are engineered microfluidic systems, which recapitulate the physiochemical environment of a specific organ by emulating the perfusion and shear stress cellular tissue undergoes in vivo and could replace current animal models. The success of culturing cells and cell-derived tissues within these systems is dependent on the scaffold chosen; hence, scaffolds are critical for the success of OOACs in research. A literature review was conducted looking at current OOAC systems to assess the advantages and disadvantages of different materials and manufacturing techniques used for scaffold production; and the alternatives that could be tailored from the macro tissue engineering research field.
topic organ-on-a-chip
scaffold
tissue engineering
biomaterials
additive manufacturing
url https://www.mdpi.com/2306-5354/8/8/113
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