Fig. 9From: Low frequency pulsed electromagnetic fields exposure alleviate the abnormal subchondral bone remodeling at the early stage of temporomandibular joint osteoarthritisA Morphology and staining of MC3T3-E1 cells in each group. Scale bars represent (Morphology:100um, ALP:20um, Alizarin red:100um, Immunofluorescence:20um). B The protein expression of osteogenesis-related factors (n = 3). *: P < 0.05, ***: P < 0.001Back to article page