Fig. 5From: Weekly injections of Hylan G-F 20 delay cartilage degeneration in partial meniscectomized rat kneesImmunohistochemical analysis of infrapatellar fat pad after the surgery in the Hylan G-F 20 group. Sagittal sections stained with hematoxylin and eosin, and immunostained with ED1. An 18-week-old rat was used as a normal. Yellow arrow indicates gel in the synoviumBack to article page