Transwell,即穿透小室,既是一种试验装置,也是一种试验技术.Transwell可用于生物屏障的建立、细胞共培养、细胞趋化、细胞迁移和细胞侵袭等多方面的研究.在模拟生物屏障方面,研究较多较成熟的有血脑屏障、肠黏膜屏障、血视网膜屏障、胎盘屏障和腹透屏障.本文将分别对上述五种屏障的建立进行阐述.

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