Table 1. List of primary antibodies

Antibody Catalog Company Application
ZO-1 monoclonal 33-9100 Thermo Fisher Scientific IF (1:300) and IB (1:1000)
Occludin polyclonal 71-1500 Thermo Fisher Scientific IF (1:200) and IB (1:600)
Claudin-3 polyclonal 34-1700 Thermo Fisher Scientific IF (1:150) and IB (1:600)
ZO-2 polyclonal 2847 Cell Signaling Technology IF (1:150) and IB (1:1000)
ZO-3 monoclonal 3704 Cell Signaling Technology IF (1:150) and IB (1:1000)
β-Actin monoclonal 5125 Cell Signaling Technology IB (1:2000)
ZO, zonula occludens; IF, immunofluorescence labeling; IB, immunoblotting.