Fig. 1From: Resveratrol alleviates the interleukin-1β-induced chondrocytes injury through the NF-κB signaling pathwayIdentification of chondrocytes. (a) morphological of chondrocytes. (b) The section was stained by immunohistochemistry of type II collagen. Chondrocytes as assessed by Safranin-O (c) and Alcian blue (d) staining for acidic sulfate mucosubstancesBack to article page