Figure 6From: The influence of long-term treadmill exercise on bone mass and articular cartilage in ovariectomized rats Articular cartilage (Masson trichrome stain, × 20). Surface fibrillation, thinner articular cartilage, decreased staining and cleft formation are present in (a) a sedentary ovariectomized rat (OVX) but not in (b) an exercised ovariectomized rat (OVX-RUN).Back to article page