Fig. 4From: Fibronectin extra domain A as a drug delivery targeting epitope for rheumatoid arthritisImmunohistochemistry detection for FnEDA epitope. mCIA ankle(A–D) and human RA tissue (E, F) sections were labeled with anti-FnEDA mAb and detected with HRP-labeled secondary mAb (brown). (N = 3, Arrows points to areas of inflammation, magnification level is noted in each picture)Back to article page