Additional file 1: of Pericellular collagen I coating for enhanced homing and chondrogenic differentiation of mesenchymal stem cells in direct intra-articular injection

Figure S1. Concentration of residual collagen I in MSC suspension after PCC. Concentration of col. I detected (n = 5) by Rat Collagen I ELISA Kit (LSBio, USA). (JPG 133 kb)