Characterisation of joint osteoarthritis in <i>Atrx</i>^<i>Col1</i> mice.

<p>A) Fibrillation or fissuring of the articular surfaces was not observed in elbows of control or mutant mice, demonstrating very mild OA in both genotypes. Scale bar = 96 µm. B) Joint integrity of the medial surface of the knee was similar in control and mutant mice. N = 4, Error bars = SD.