Protocols of 3D Bioprinting of Gelatin Methacryloyl Hydrogel Based Bioinks

作者： Mingjun Xie1,2, Kang Yu1,2, Yuan Sun1,2, Lei Shao1,2, Jing Nie1,2, Qing Gao1,2, Jingjiang Qiu3, Jianzhong Fu1,2, Zichen Chen1,2, Yong He1,2 1State Key Laboratory of Fluid Power and Mechatronic Systems, School of Mechanical Engineering,Zhejiang University, 2Key Laboratory of 3D Printing Process and Equipment of Zhejiang Province, School of Mechanical Engineering,Zhejiang University, 3School of Mechanics and Safety Engineering,Zhengzhou University

简介：

Overview

This article presents a method for the 3D bioprinting of gelatin methacryloyl (GelMA). It discusses strategies to enhance the printability of GelMA, which is crucial for various biomedical applications.

Key Study Components

Area of Science

• 3D Bioprinting
• Biomaterials
• Biomedical Engineering

Background

• GelMA hydrogels are gaining popularity in 3D bioprinting.
• Low viscosity of GelMA limits its printability.
• Strategies are needed to improve its application in biomedical fields.
• Potential applications include organ damage therapy.

Purpose of Study

• To share effective printing strategies for GelMA.
• To explore the special properties of GelMA for various 3D structures.
• To contribute to the development of biomedical applications.

Methods Used

• Utilization of GelMA's unique properties.
• Development of various printing methods.
• Strategies for embedding or tracing printed structures.
• Addressing challenges in dissolving freeze-dried GelMA.

Main Results

• Demonstrated effective printing techniques for GelMA.
• Showcased potential applications in therapy.
• Identified challenges in the dissolution of GelMA.
• Provided insights for further research in 3D bioprinting.

Conclusions

• Improved methods for 3D bioprinting of GelMA can enhance biomedical applications.
• Further research is needed to optimize GelMA's printability.
• Potential for significant contributions to organ therapy.

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