Hydrogels for Engineering of Perfusable Vascular Networks

Hydrogels are commonly used biomaterials for tissue engineering. With their high-water content, good biocompatibility and biodegradability they resemble the natural extracellular environment and have been widely used as scaffolds for 3D cell culture and studies of cell biology. The possible size of...

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Main Authors: Juan Liu, Huaiyuan Zheng, Patrina S. P. Poh, Hans-Günther Machens, Arndt F. Schilling
Format: Article
Language:English
Published: MDPI AG 2015-07-01
Series:International Journal of Molecular Sciences
Subjects:
Online Access:http://www.mdpi.com/1422-0067/16/7/15997
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author Juan Liu
Huaiyuan Zheng
Patrina S. P. Poh
Hans-Günther Machens
Arndt F. Schilling
author_facet Juan Liu
Huaiyuan Zheng
Patrina S. P. Poh
Hans-Günther Machens
Arndt F. Schilling
author_sort Juan Liu
collection DOAJ
description Hydrogels are commonly used biomaterials for tissue engineering. With their high-water content, good biocompatibility and biodegradability they resemble the natural extracellular environment and have been widely used as scaffolds for 3D cell culture and studies of cell biology. The possible size of such hydrogel constructs with embedded cells is limited by the cellular demand for oxygen and nutrients. For the fabrication of large and complex tissue constructs, vascular structures become necessary within the hydrogels to supply the encapsulated cells. In this review, we discuss the types of hydrogels that are currently used for the fabrication of constructs with embedded vascular networks, the key properties of hydrogels needed for this purpose and current techniques to engineer perfusable vascular structures into these hydrogels. We then discuss directions for future research aimed at engineering of vascularized tissue for implantation.
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spelling doaj.art-4858ea3e24364fd6987875e9c1c6e5712022-12-22T02:50:00ZengMDPI AGInternational Journal of Molecular Sciences1422-00672015-07-01167159971601610.3390/ijms160715997ijms160715997Hydrogels for Engineering of Perfusable Vascular NetworksJuan Liu0Huaiyuan Zheng1Patrina S. P. Poh2Hans-Günther Machens3Arndt F. Schilling4Department of Plastic Surgery and Hand Surgery, Klinikum Rechts der Isar, Technische Universität München, D-81675 Munich, GermanyDepartment of Plastic Surgery and Hand Surgery, Klinikum Rechts der Isar, Technische Universität München, D-81675 Munich, GermanyDepartment of Plastic Surgery and Hand Surgery, Klinikum Rechts der Isar, Technische Universität München, D-81675 Munich, GermanyDepartment of Plastic Surgery and Hand Surgery, Klinikum Rechts der Isar, Technische Universität München, D-81675 Munich, GermanyDepartment of Plastic Surgery and Hand Surgery, Klinikum Rechts der Isar, Technische Universität München, D-81675 Munich, GermanyHydrogels are commonly used biomaterials for tissue engineering. With their high-water content, good biocompatibility and biodegradability they resemble the natural extracellular environment and have been widely used as scaffolds for 3D cell culture and studies of cell biology. The possible size of such hydrogel constructs with embedded cells is limited by the cellular demand for oxygen and nutrients. For the fabrication of large and complex tissue constructs, vascular structures become necessary within the hydrogels to supply the encapsulated cells. In this review, we discuss the types of hydrogels that are currently used for the fabrication of constructs with embedded vascular networks, the key properties of hydrogels needed for this purpose and current techniques to engineer perfusable vascular structures into these hydrogels. We then discuss directions for future research aimed at engineering of vascularized tissue for implantation.http://www.mdpi.com/1422-0067/16/7/15997hydrogelsvascular networkstissue engineeringfabrication
spellingShingle Juan Liu
Huaiyuan Zheng
Patrina S. P. Poh
Hans-Günther Machens
Arndt F. Schilling
Hydrogels for Engineering of Perfusable Vascular Networks
International Journal of Molecular Sciences
hydrogels
vascular networks
tissue engineering
fabrication
title Hydrogels for Engineering of Perfusable Vascular Networks
title_full Hydrogels for Engineering of Perfusable Vascular Networks
title_fullStr Hydrogels for Engineering of Perfusable Vascular Networks
title_full_unstemmed Hydrogels for Engineering of Perfusable Vascular Networks
title_short Hydrogels for Engineering of Perfusable Vascular Networks
title_sort hydrogels for engineering of perfusable vascular networks
topic hydrogels
vascular networks
tissue engineering
fabrication
url http://www.mdpi.com/1422-0067/16/7/15997
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AT huaiyuanzheng hydrogelsforengineeringofperfusablevascularnetworks
AT patrinasppoh hydrogelsforengineeringofperfusablevascularnetworks
AT hansgunthermachens hydrogelsforengineeringofperfusablevascularnetworks
AT arndtfschilling hydrogelsforengineeringofperfusablevascularnetworks