Fig. 3From: The GLP-1 agonist, liraglutide, ameliorates inflammation through the activation of the PKA/CREB pathway in a rat model of knee osteoarthritisInduction of knee OA is accompanied by inflammation. Representative Western blots and quantification data for TNF-α, IL-6,and IL-1β expression levels in control, OA-1, OA-5, OA-10, OA-20 and OA-28 groups (n = 5 per group). * indicates P < 0.05 compared with the control groupBack to article page