Fig. 6From: Low frequency pulsed electromagnetic fields exposure alleviate the abnormal subchondral bone remodeling at the early stage of temporomandibular joint osteoarthritisTRAP staining of condylar subchondral bone among different groups and comparisons of the number of osteoclasts among different groups (n = 6). *: P < 0.05, **: P < 0.01Back to article page