Wang, Tianyi Yang, Fan Additional file 8: Figure S4. of A comparative study of chondroitin sulfate and heparan sulfate for directing three-dimensional chondrogenesis of mesenchymal stem cells Safranin-O staining of acellular hydrogels harvested on day 1. Scale bar = 200 μm. (TIF 8009 kb) Additional;heparan sulfate;cells Safranin-O staining;chondroitin sulfate;acellular hydrogels;4.;mesenchymal;chondrogenesi;TIF 8009  kb;Figure;1. 2017-12-19
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