using the monoclonal antibody r26.4 , we have previously identified a approximately 225-kd peripheral membrane protein , named zo-1 , that is uniquely associated with the tight junction ( zonula occludens ) in a variety of epithelia including the madin-darby canine kidney ( mdck ) epithelial cell line ( stevenson , b .
C0242358
zonula occludens
C0014609
epithelia