Figure 5From: Effect of prostaglandin E2 injection on the structural properties of the rat patellar tendon Representative images of hematoxylin and eosin stained patellar tendon sections from the 4 groups. The images show a lack of change in the matrix organization for the different groups: A) Control, B) PGE2-4 wks rat1, C) PGE2-4 wks rat2, D) PGE2-8 wks. (scale bar = 500 μm).Back to article page