Bound peroxidase was also visualized using a kit (AEC substrate kit, Vector). Slides were then counterstained with hematoxylin and mounted using aqueous mounting medium (Biomedia, Foster City, Calif).
Boundperoxidase was also visualized using a kit (AECsubstrate kit, Vector). Slides were then counterstainedwith hematoxylin and mounted using aqueousmounting medium (Biomedia, Foster City,Calif).