Fig. 6From: Pain relief and cartilage repair by Nanofat against osteoarthritis: preclinical and clinical evidenceImaging analysis and OA scoring of clinical subjects. A Magnetic resonance imaging observation; B WOMAC, VAS scores of patients with knee OA before (baseline) and after once intra-articular injection of Nanofat for 9 months (9 M). Values were presented as mean ± SD. **P < 0.01 versus baseline groupBack to article page