Figure 2From: Evidence of changes to skeletal muscle contractile properties during the initiation of disease in the ageing guinea pig model of osteoarthritisHistological evidence of knee osteoarthritis on the femoral condyle (A), tibial condyle (B) and both condyles (C). Data are modified Mankin scores; error bars denote median ± interquartile range. (D) Mean serum CTX II concentration (pg/mL); errors bars denote SEM; * denotes P <0.05, ** denotes P <0.01, *** denotes P <0.001. All groups were compared to the 2-month age group.Back to article page