JoVE Journal
Biology
Biology
A subscription to JoVE is required to view this content.
Chapters
Summary
Please note that all translations are automatically generated.
肠上皮不仅提供营养吸收,而且保护免受有毒物质的侵害。顶端最顶端的上皮细胞间连接,即紧密连接,调节细胞旁溶质和离子通透性。这里描述了使用Ussing室技术制备粘膜片和评估紧密连接的离子选择性的方案。