Fig. 1From: Clock gene Per1 regulates rat temporomandibular osteoarthritis through NF-κB pathway: an in vitro and in vivo studyMmp13 and core clock genes are rhythmically expressed in rat mandibular condylar chondrocytes after synchronization of dexamethasone. A Expression of Mmp13 within 24 h. B Expression of Per1 within 24 h. C Expression of Per2 within 24 h. D Expression of Clock within 24 h. E Expression of Cry1 within 24 h. F Expression of Cry2 within 24 h. G Expression of Bmal1 within 24 hBack to article page