The Effect of Agarose on 3D Bioprinting

In three-dimensional (3D) bioprinting, the accuracy, stability, and mechanical properties of the formed structure are very important to the overall composition and internal structure of the complex organ. In traditional 3D bioprinting, low-temperature gelatinization of gelatin is often used to const...

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Autores principales: Chi Gong, Zhiyuan Kong, Xiaohong Wang
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Lenguaje:EN
Publicado: MDPI AG 2021
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Acceso en línea:https://doaj.org/article/bc75f306ee5f48a38fd8a30a7f9d0b37
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spelling oai:doaj.org-article:bc75f306ee5f48a38fd8a30a7f9d0b372021-11-25T18:49:31ZThe Effect of Agarose on 3D Bioprinting10.3390/polym132240282073-4360https://doaj.org/article/bc75f306ee5f48a38fd8a30a7f9d0b372021-11-01T00:00:00Zhttps://www.mdpi.com/2073-4360/13/22/4028https://doaj.org/toc/2073-4360In three-dimensional (3D) bioprinting, the accuracy, stability, and mechanical properties of the formed structure are very important to the overall composition and internal structure of the complex organ. In traditional 3D bioprinting, low-temperature gelatinization of gelatin is often used to construct complex tissues and organs. However, the hydrosol relies too much on the concentration of gelatin and has limited formation accuracy and stability. In this study, we take advantage of the physical crosslinking of agarose at 35–40 °C to replace the single pregelatinization effect of gelatin in 3D bioprinting, and printing composite gelatin/alginate/agarose hydrogels at two temperatures, i.e., 10 °C and 24 °C, respectively. After in-depth research, we find that the structures manufactured by the pregelatinization method of agarose are significantly more accurate, more stable, and harder than those pregelatined by gelatin. We believe that this research holds the potential to be widely used in the future organ manufacturing fields with high structural accuracy and stability.Chi GongZhiyuan KongXiaohong WangMDPI AGarticle3D bioprintingagarosepregelatinizationorgan manufacturingOrganic chemistryQD241-441ENPolymers, Vol 13, Iss 4028, p 4028 (2021)
institution DOAJ
collection DOAJ
language EN
topic 3D bioprinting
agarose
pregelatinization
organ manufacturing
Organic chemistry
QD241-441
spellingShingle 3D bioprinting
agarose
pregelatinization
organ manufacturing
Organic chemistry
QD241-441
Chi Gong
Zhiyuan Kong
Xiaohong Wang
The Effect of Agarose on 3D Bioprinting
description In three-dimensional (3D) bioprinting, the accuracy, stability, and mechanical properties of the formed structure are very important to the overall composition and internal structure of the complex organ. In traditional 3D bioprinting, low-temperature gelatinization of gelatin is often used to construct complex tissues and organs. However, the hydrosol relies too much on the concentration of gelatin and has limited formation accuracy and stability. In this study, we take advantage of the physical crosslinking of agarose at 35–40 °C to replace the single pregelatinization effect of gelatin in 3D bioprinting, and printing composite gelatin/alginate/agarose hydrogels at two temperatures, i.e., 10 °C and 24 °C, respectively. After in-depth research, we find that the structures manufactured by the pregelatinization method of agarose are significantly more accurate, more stable, and harder than those pregelatined by gelatin. We believe that this research holds the potential to be widely used in the future organ manufacturing fields with high structural accuracy and stability.
format article
author Chi Gong
Zhiyuan Kong
Xiaohong Wang
author_facet Chi Gong
Zhiyuan Kong
Xiaohong Wang
author_sort Chi Gong
title The Effect of Agarose on 3D Bioprinting
title_short The Effect of Agarose on 3D Bioprinting
title_full The Effect of Agarose on 3D Bioprinting
title_fullStr The Effect of Agarose on 3D Bioprinting
title_full_unstemmed The Effect of Agarose on 3D Bioprinting
title_sort effect of agarose on 3d bioprinting
publisher MDPI AG
publishDate 2021
url https://doaj.org/article/bc75f306ee5f48a38fd8a30a7f9d0b37
work_keys_str_mv AT chigong theeffectofagaroseon3dbioprinting
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