用于器官芯片的工程化血管系统
Abdellah Aazmi , 周竑钊 , 李雨亭 , 俞梦飞 , 许晓斌 , 吴钰桐 , 马梁 , 张斌 , 杨华勇
工程(英文) ›› 2022, Vol. 9 ›› Issue (2) : 131 -147.
用于器官芯片的工程化血管系统
Engineered Vasculature for Organ-on-a-Chip Systems
器官芯片技术是一种很有前途的三维(3D)动态培养方法,可确保准确高效的细胞培养,在临床前试验中具有替代动物模型的巨大潜力。血管系统是人体内最丰富的器官,在氧气交换和物质传递中起着至关重要的作用,是组织器官生存的决定性因素。因此,必须将血管系统集成到器官芯片中,以重建组织和器官微环境及其生理功能。本文讨论了血管与新兴器官芯片技术之间的协同作用,为复现生理学和疾病特征提供了更好的可能性。此外,回顾了血管化的器官芯片制造过程的不同步骤,包括使用不同生物制造策略的结构制造和组织构建。最后,概述了这项技术在器官和肿瘤培养这个有极具吸引力且快速发展的领域的适用性。
Organ-on-a-chip technology, a promising three-dimensional (3D) dynamic culture method, ensures accurate and efficient cell culture and has great potential for replacing animal models in preclinical testing. The circulatory system, the most abundant organ in the human body, plays a crucial role in oxygen exchange and mass transfer, which is the determining factor for the survival of tissues and organs. Thus, it is essential to integrate the circulatory system into an organ-on-a-chip to recreate tissue and organ microenvironments and physiological functions. This review discusses the synergy between the vasculature and the emerging organ-on-a-chip technology, which offers even better possibilities of duplicating physiology and disease characteristics. In addition, we review the different steps of a vascularized organ-on-a-chip fabrication process, including structure fabrication and tissue construction using different biofabrication strategies. Finally, we outline the applicability of this technology in the fascinating and fast-developing field of organ and tumor culture.
Organ-on-a-chip / Vasculature / Bioprinting / Tumor-on-a-chip
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