Figure 4From: Evidence of changes to skeletal muscle contractile properties during the initiation of disease in the ageing guinea pig model of osteoarthritisICDH (A) and LDH (B) enzyme activity in whole quadriceps homogenates. Data are mean mOD/min normalised to total extractable protein; n = 6. Error bars denote SEM; P values refer to one-way analysis of variance.Back to article page